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WO2024176838A1 - Procédé de fixation de dioxyde de carbone, dispositif de fixation de dioxyde de carbone, produit traité à l'aide de déjections volcaniques et matériau de construction - Google Patents

Procédé de fixation de dioxyde de carbone, dispositif de fixation de dioxyde de carbone, produit traité à l'aide de déjections volcaniques et matériau de construction Download PDF

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Publication number
WO2024176838A1
WO2024176838A1 PCT/JP2024/004183 JP2024004183W WO2024176838A1 WO 2024176838 A1 WO2024176838 A1 WO 2024176838A1 JP 2024004183 W JP2024004183 W JP 2024004183W WO 2024176838 A1 WO2024176838 A1 WO 2024176838A1
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WIPO (PCT)
Prior art keywords
carbon dioxide
mixture
volcanic
mpa
pressurizing
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Ceased
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PCT/JP2024/004183
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English (en)
Japanese (ja)
Inventor
智史 古田
裕介 下山
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Tokyo Institute of Technology NUC
Eneos Holdings Inc
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Tokyo Institute of Technology NUC
Eneos Holdings Inc
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Priority to JP2025502260A priority Critical patent/JPWO2024176838A1/ja
Publication of WO2024176838A1 publication Critical patent/WO2024176838A1/fr
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/62—Carbon oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/70—Chemical treatment, e.g. pH adjustment or oxidation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass

Definitions

  • the present invention relates to a method for fixing carbon dioxide, a carbon dioxide fixing device, a treated volcanic eruption product, and a building material.
  • Patent Document 1 describes a technology for adsorbing carbon dioxide using a functional material that contains volcanic ejecta and inorganic alkaline substances.
  • the present invention was made in light of these circumstances, and one of its objectives is to provide a new carbon dioxide reduction technology that utilizes volcanic eruptions.
  • One aspect of the present invention is a method for fixing carbon dioxide.
  • the method involves contacting carbon dioxide with a mixture containing volcanic ejecta, sodium chloride, and water, and pressurizing the mixture to 0.2 MPa or more to fix the carbon dioxide in the volcanic ejecta.
  • Another aspect of the present invention is a method for fixing carbon dioxide. This method involves contacting carbon dioxide with a mixture containing volcanic ejecta and water, and pressurizing the mixture to 7.0 MPa or more to fix the carbon dioxide in the volcanic ejecta.
  • Another aspect of the present invention is a carbon dioxide fixation device.
  • This device includes a container that contains a mixture containing volcanic ejecta, sodium chloride, and water, as well as carbon dioxide, and a pressurizing unit that pressurizes the inside of the container to 0.2 MPa or more.
  • Another aspect of the present invention is a carbon dioxide fixation device.
  • This device includes a container that contains a mixture containing volcanic ejecta and water, as well as carbon dioxide, and a pressurizing unit that pressurizes the inside of the container to 7.0 MPa or more.
  • Another aspect of the present invention is a treated volcanic ejecta.
  • This treated product either (I) contains more alkali metal carbonate per unit mass than the alkali metal carbonate per unit mass of the volcanic ejecta, (II) contains more alkaline earth metal carbonate per unit mass than the alkaline earth metal carbonate per unit mass of the volcanic ejecta, or contains both (I) and (II).
  • Another aspect of the present invention is a building material.
  • This building material includes the treated volcanic ejecta of the above aspect.
  • the present invention provides a new carbon dioxide reduction technology that utilizes volcanic eruptions.
  • FIG. 1 is a schematic diagram of a carbon dioxide fixation device according to an embodiment.
  • FIG. 2 is a diagram showing XRD patterns in Examples 1 to 3.
  • FIG. 1 is a graph showing carbonation rates in Examples 1 to 3.
  • FIG. 1 shows XRD patterns in Examples 4 to 7.
  • FIG. 1 is a graph showing the carbonation rates in Examples 4 to 7.
  • FIG. 13 is a diagram showing an XRD pattern in Example 8.
  • FIG. 13 is a graph showing the carbonation rate in Example 8.
  • FIG. 1 shows XRD patterns in Examples 9 and 10.
  • FIG. 1 shows the carbonation rates in Examples 9 and 10.
  • Fig. 1 is a schematic diagram of a carbon dioxide fixation device 1 according to an embodiment.
  • the carbon dioxide fixation device 1 includes a container 2, a supply unit 4, a pressurizing unit 6, and a discharge unit 24.
  • Fig. 1 illustrates only one of each of the container 2, the supply unit 4, the pressurizing unit 6, and the discharge unit 24, the carbon dioxide fixation device 1 may include a plurality of each of the components.
  • each component may be combined in a one-to-multiple ratio.
  • a plurality of containers 2 may be connected to one supply unit 4.
  • the containers 2 may be connected to the supply unit 4 in series or in parallel.
  • the container 2 contains the mixture 8 and carbon dioxide (CO 2 ).
  • a known container can be used for the container 2.
  • the container 2 can be heated by a known heating device such as an oil bath.
  • the mixture 8 contains volcanic ejecta, sodium chloride, and water.
  • the sodium chloride and water may be mixed with the volcanic ejecta in the form of an aqueous sodium chloride solution.
  • Volcanic ejecta are materials that are erupted on the earth's surface during volcanic activity, and include volcanic blocks with a particle size of over 64 mm, volcanic lapilli with a particle size of 64 mm or less but 2 mm or more, and volcanic ash with a particle size of less than 2 mm.
  • volcanic ash is used as the volcanic ejecta.
  • the center of the particles of volcanic ejecta is less likely to contribute to the fixation of carbon dioxide, which will be described later, compared to the surface layer. For this reason, by using volcanic ash with a small particle size, it is possible to increase the amount of carbon dioxide fixation per unit volume or unit mass compared to volcanic lapilli or volcanic blocks with a large particle size.
  • "volcanic ash” in this disclosure can also include volcanic lapilli and volcanic blocks that have been artificially crushed to a particle size of less than 2 mm.
  • the carbon dioxide contained in the container 2 is supplied to the container 2 from the supply unit 4.
  • the supply unit 4 has a storage unit 10, a pipe 12, and a pressure pump 14. Carbon dioxide is stored in the storage unit 10.
  • the source of the carbon dioxide is not particularly limited. Carbon dioxide is supplied from a capture device (not shown) that captures carbon dioxide from the atmosphere or exhaust gas, as an example.
  • the capture device can capture carbon dioxide from the atmosphere by direct air capture (DAC) or the like.
  • DAC direct air capture
  • the capture device can also separate and capture carbon dioxide from exhaust gas emitted from thermal power plants, chemical plants, etc., by chemical absorption or the like. This is expected to reduce carbon dioxide in the atmosphere and exhaust gas.
  • the capture device itself can also constitute the storage unit 10.
  • the pump 14 is disposed midway along the pipe 12. By driving the pump 14, the carbon dioxide in the storage section 10 can be moved to the container 2. Furthermore, by adjusting the amount of carbon dioxide supplied to the container 2 by the pump 14, the mixture 8 in the container 2 can be pressurized. Therefore, in this embodiment, the pump 14 constitutes the pressurizing section 6. Furthermore, when the pressure in the storage section 10 is sufficiently high, the pressure can be used to move the carbon dioxide to the container 2. This allows the mixture 8 in the container 2 to be pressurized. In this case, the storage section 10 is also considered to be a component of the pressurizing section 6.
  • a check valve 16 a cooling section 18, a throttle valve 20, and a gate valve 22 are arranged in this order from the upstream side of the carbon dioxide flow.
  • the pump 14 is arranged between the cooling section 18 and the throttle valve 20.
  • the pressure inside the container 2 can be controlled not only by the pump 14 but also by adjusting each valve. Therefore, each valve may also be interpreted as a component of the pressurizing section 6.
  • the cooling section 18 can adjust the temperature of the carbon dioxide sent out from the storage section 10. Note that the presence, absence, arrangement, type, number, etc. of each component such as a valve provided in the supply section 4 can be changed as appropriate.
  • the gas in the container 2 is discharged to the discharge section 24.
  • the gas discharged from the container 2 mainly contains unreacted carbon dioxide.
  • the discharge section 24 has a pipe 26. One end of the pipe 26 is connected to the inside of the container 2, and the other end of the pipe 26 is connected to the trap section 28.
  • the gas in the container 2 is sent to the trap section 28 via the pipe 26. Then, it passes through the liquid (such as water) in the trap section 28 and is discharged outside the system.
  • a pressure gauge 30, a gate valve 32, a filter 34, and a throttle valve 36 are arranged in this order from the upstream side of the gas flow.
  • a branch pipe 38 is connected between the filter 34 and the throttle valve 36 in the pipe 26.
  • a safety valve 40 is provided in the branch pipe 38.
  • the pressure gauge 30 measures the pressure of the gas in the pipe 26. This gas pressure is substantially equal to the internal pressure of the container 2. Therefore, the pressure in the container 2 can be determined from the measurement result of the pressure gauge 30.
  • the pressure in the container 2 can also be controlled by adjusting each valve of the discharge part 24. Therefore, each valve of the discharge part 24 may also be interpreted as a component of the pressurizing part 6. Note that the presence, absence, arrangement, type, number, etc. of each component such as a valve provided in the discharge part 24 can be changed as appropriate.
  • the pressurizing unit 6 pressurizes the inside of the container 2 to 0.2 MPa or more.
  • the pressure transmitter 14 constituting the pressurizing unit 6 is operated by the user of the carbon dioxide fixation device 1.
  • the valves arranged in the supply unit 4 and the discharge unit 24 are operated by the user as necessary.
  • the user performs these operations while visually checking the measurement results of the pressure gauge 30.
  • the pressure in the container 2 is adjusted to 0.2 MPa or more.
  • the pressurizing unit 6 may be controlled by a control device (not shown).
  • the control device is composed of a combination of a processor (hardware) such as a CPU (Central Processing Unit), MPU (Micro Processing Unit), or microcomputer, and a software program executed by the processor.
  • the measurement results of the pressure gauge 30 are sent to the control device.
  • the control device controls the pressurizing unit 6 according to the measurement results of the pressure gauge 30.
  • the unit of pressure means gauge pressure unless otherwise specified.
  • the carbon dioxide fixation device 1 can fix (adsorb) carbon dioxide to the volcanic ejecta by contacting carbon dioxide with a mixture 8 containing volcanic ejecta, sodium chloride, and water and pressurizing the mixture 8 to 0.2 MPa or more.
  • the carbon dioxide fixation method according to this embodiment includes contacting carbon dioxide with the mixture 8 and pressurizing the mixture 8 to 0.2 MPa or more to fix the carbon dioxide to the volcanic ejecta.
  • Volcanic ejecta generally contain about 10% of alkali metals such as Na and K, and alkaline earth metals such as Ca and Mg, calculated as oxides.
  • alkali metals such as Na and K
  • alkaline earth metals such as Ca and Mg
  • the alkali metals and alkaline earth metals react with the carbon dioxide and turn into carbonates (carbonates). This allows carbon dioxide to be fixed in the volcanic ejecta.
  • Using volcanic ejecta to fix carbon dioxide can add new value to the volcanic ejecta.
  • aragonite which has the highest density among calcium carbonates, can be produced.
  • Aragonite is easy to separate from the glass contained in volcanic eruptions, making it easy to use as a building material and more useful. Using building materials containing processed volcanic eruptions contributes to reducing carbon dioxide emissions.
  • the inclusion of water in mixture 8 can promote the fixation of carbon dioxide. This is thought to be because carbon dioxide dissolves in water and ionizes, making it easier to react with alkali metals and alkaline earth metals.
  • the inclusion of sodium chloride in mixture 8 can reduce the pressure required to fix carbon dioxide. This is thought to be because when carbon dioxide dissolves in water, the sodium chloride promotes the ionization of carbon dioxide, making it easier to react with alkali metals and alkaline earth metals in the volcanic ejecta. Reducing the required pressure can simplify the equipment, making it easier to fix carbon dioxide.
  • seawater is used as the sodium chloride and water contained in mixture 8, i.e., the aqueous sodium chloride solution.
  • Seawater is inexpensive, so it is possible to reduce the cost of fixing carbon dioxide.
  • "seawater” in this disclosure can include not only seawater that exists in nature, but also concentrated seawater that is a by-product of seawater desalination treatment.
  • the mixture 8 is pressurized to 0.5 MPa or more. This increases the amount of carbon dioxide that dissolves in the water, and therefore makes it possible to fix a larger amount of carbon dioxide.
  • the pressure applied to the mixture 8 is, for example, 20.0 MPa or less. This makes it possible to prevent the pressure resistance required of the carbon dioxide fixation device 1 from becoming excessive.
  • the inside of the container 2, in other words the mixture 8, is heated to a predetermined temperature. This makes it easier to proceed with the carbon dioxide fixation reaction.
  • the concentration of sodium chloride in water is, for example, 3.0 wt% or more and saturation concentration or less.
  • concentration is 3.4 wt% or more.
  • the concentration is preferably closer to the saturation concentration, for example, 20.0 wt% or more, 25.0 wt% or more, or 26.0 wt% or more.
  • the reaction temperature is, for example, 50°C or more and 100°C or less, preferably 70°C or more and 100°C or less. If the reaction temperature is lowered from 100°C, the amount of carbon dioxide dissolved in water increases. On the other hand, if the reaction temperature is lowered too much, the progress of the reaction may be inhibited. In contrast, by setting the reaction temperature at 50°C or higher, preferably 70°C or higher, a good balance between the solubility of carbon dioxide in water and the progress of the reaction can be achieved, making it possible to fix carbon dioxide well. In addition, setting the reaction temperature at 100°C or lower contributes to cost reduction.
  • the carbon dioxide fixation device 1 and the carbon dioxide fixation method of the present embodiment have a common configuration with the first embodiment, except for the composition of the mixture 8 and the pressure applied to the mixture 8.
  • the present embodiment will be described focusing on the configurations different from the first embodiment, and the common configurations will be described briefly or omitted.
  • the carbon dioxide fixation device 1 includes a container 2, a supply unit 4, a pressurizing unit 6, and a discharge unit 24.
  • the container 2 contains a mixture 8 and carbon dioxide.
  • the mixture 8 includes volcanic ejecta and water.
  • Carbon dioxide is supplied to the container 2 from the supply unit 4.
  • the pressurizing unit 6 can pressurize the mixture 8 in the container 2 by controlling the amount of carbon dioxide supplied to the container 2.
  • the pressurizing unit 6 in this embodiment pressurizes the inside of the container 2 to 7.0 MPa or more.
  • the carbon dioxide fixation device 1 can fix carbon dioxide in the volcanic ejecta by pressurizing the mixture 8 containing volcanic ejecta and water to 7.0 MPa or more while the carbon dioxide is in contact with the mixture 8.
  • the carbon dioxide fixation method according to this embodiment includes bringing carbon dioxide into contact with the mixture 8 not containing sodium chloride and pressurizing the mixture 8 to 7.0 MPa or more to fix the carbon dioxide in the volcanic ejecta.
  • the volcanic ejecta to fix the carbon dioxide, it is possible to give the volcanic ejecta a new utility value while contributing to the suppression of global warming.
  • the treated volcanic ejecta product can be used as a building material. Using a building material containing the treated volcanic ejecta product contributes to the reduction of carbon dioxide.
  • mixture 8 since mixture 8 does not contain sodium chloride, the carbon dioxide fixation reaction proceeds less easily than in embodiment 1. For this reason, mixture 8 needs to be pressurized to 7.0 MPa or more. On the other hand, by not including sodium chloride in mixture 8, the composition of mixture 8 can be simplified. It is more preferable that mixture 8 is pressurized to 20.0 MPa or more. This makes it possible to fix a larger amount of carbon dioxide. Note that, as in embodiment 1, if the upper limit of pressure is 20.0 MPa due to restrictions in the device structure, it is preferable to pressurize mixture 8 to 20.0 MPa.
  • the embodiment may be specified by the items described below.
  • [Second Item] Including using seawater as sodium chloride and water. 2. The method for fixing carbon dioxide according to item 1.
  • Carbon dioxide fixation device (1) A container (2) for containing a mixture (8) including volcanic eruptions and water, and carbon dioxide; A pressurizing unit (6) that pressurizes the inside of the container (2) to 7.0 MPa or more. Carbon dioxide fixation device (1).
  • Item 10 includes the treated volcanic eruption product. Building materials.
  • Example 1 a vessel with a volume of 76 mL was immersed in an oil bath to prepare a reactor. 1.0 g of volcanic ash and 10.0 g of 3.4 wt % aqueous sodium chloride solution were added to this reactor to prepare a mixture. Then, the supply section and the discharge section were connected to the reactor in the same manner as in the apparatus shown in FIG. 1. The reactor was heated to 100° C., and carbon dioxide was passed through the reactor for 1 minute to degas it. After that, the gate valve of the discharge section (gate valve 32 in FIG. 1) was closed, carbon dioxide was filled in until the internal pressure of the reactor was 0.2 MPa, the reactor was sealed, and the reaction was allowed to proceed in this state for 2 hours.
  • gate valve of the discharge section gate valve 32 in FIG. 1
  • Example 2 Except for the fact that the internal pressure of the reactor was set to 0.5 MPa, the carbon dioxide fixation reaction, XRD measurement, and calculation of the carbonation rate were carried out in the same manner as in Example 1. The results are shown in Figures 2 and 3.
  • Example 3 Except for the fact that the internal pressure of the reactor was set to 5.5 MPa, the fixation treatment of carbon dioxide, the XRD measurement, and the calculation of the carbonation rate were carried out in the same manner as in Example 1. The results are shown in Figures 2 and 3.
  • Figure 2 shows the XRD patterns in Examples 1 to 3.
  • Figure 3 shows the carbonation rates in Examples 1 to 3.
  • Figure 2 also shows the XRD pattern of volcanic ash without the carbon dioxide fixation reaction as a reference example.
  • no peaks derived from carbonates were detected in the reference example, whereas peaks derived from carbonates were detected in Examples 1 to 3.
  • carbon dioxide can be fixed in volcanic ejecta by contacting a mixture containing volcanic ejecta, sodium chloride, and water with carbon dioxide and pressurizing it to 0.2 MPa or more. It was also confirmed that this method can produce a treated product rich in carbonates.
  • the carbonation rates were 0.4 or more in Examples 1 to 3.
  • the carbonation rates in Examples 2 and 3 were higher than in Example 1. This confirmed that more carbon dioxide can be fixed by pressurizing the mixture to 0.5 MPa or more.
  • Example 4 Except for using 10.0 g of water (hence, the sodium chloride concentration was 0 wt%) instead of 10.0 g of the sodium chloride aqueous solution and setting the internal pressure of the reactor to 7.0 MPa, the fixation treatment of carbon dioxide, the XRD measurement, and the calculation of the carbonation rate were carried out in the same manner as in Example 1. The results are shown in Figures 4 and 5.
  • Example 5 Except for the fact that the internal pressure of the reactor was set to 8.0 MPa, the fixation treatment of carbon dioxide, the XRD measurement, and the calculation of the carbonation rate were carried out in the same manner as in Example 4. The results are shown in Figures 4 and 5.
  • Example 6 Except for the fact that the internal pressure of the reactor was set to 10.0 MPa, the fixation treatment of carbon dioxide, the XRD measurement, and the calculation of the carbonation rate were carried out in the same manner as in Example 4. The results are shown in Figures 4 and 5.
  • Example 7 Except for the fact that the internal pressure of the reactor was set to 20.0 MPa, the fixation treatment of carbon dioxide, the XRD measurement, and the calculation of the carbonation rate were carried out in the same manner as in Example 4. The results are shown in Figures 4 and 5.
  • Figure 4 shows the XRD patterns in Examples 4 to 7.
  • Figure 5 shows the carbonation rates in Examples 4 to 7.
  • Figure 4 also shows the XRD patterns of volcanic ash without the carbon dioxide fixation reaction as a reference example.
  • no peaks derived from carbonates were detected in the reference example, whereas peaks derived from carbonates were detected in Examples 4 to 7.
  • carbon dioxide can be fixed in volcanic ejecta by contacting a mixture containing volcanic ejecta and water with carbon dioxide and pressurizing it to 7.0 MPa or more. It was also confirmed that this method can produce a treated product rich in carbonates.
  • the carbonation rates were 0.2 or more in Examples 4 to 7.
  • the carbonation rate in Example 7 was higher than that in Examples 4 to 6. This confirmed that more carbon dioxide can be fixed by pressurizing the mixture to 20.0 MPa or more.
  • Example 8 Verification of reaction temperature
  • the carbon dioxide fixation treatment, XRD measurement, and calculation of the carbonation rate were carried out in the same manner as in Example 3, except that the reactor was heated to 70° C. The results are shown in FIGS.
  • Figure 6 shows the XRD pattern in Example 8.
  • Figure 7 shows the carbonation rate in Example 8. Note that Figure 6 also shows the XRD patterns of Example 3 and the Reference Example. Figure 7 also shows the carbonation rate of Example 3.
  • peaks derived from carbonates were detected in Example 8.
  • a carbonation rate of 0.4 or more could be achieved in Example 8, as in Example 3. From this, it was confirmed that carbon dioxide could be effectively fixed in the volcanic ejecta by heating the inside of the container or the mixture to 70°C or higher. It was also confirmed that this method can effectively produce a treated product rich in carbonates.
  • Example 9 Except for using a 10.0 wt % aqueous sodium chloride solution, the fixation treatment of carbon dioxide, the XRD measurement, and the calculation of the carbonation rate were carried out in the same manner as in Example 3. The results are shown in Figures 8 and 9.
  • Example 10 Except for using a 26.0 wt % aqueous sodium chloride solution, the fixation treatment of carbon dioxide, the XRD measurement, and the calculation of the carbonation rate were carried out in the same manner as in Example 3. The results are shown in Figures 8 and 9.
  • Figure 8 shows the XRD patterns in Examples 9 and 10.
  • Figure 9 shows the carbonation rates in Examples 9 and 10. Note that Figure 8 also shows the XRD patterns of Example 3 and the Reference Example.
  • Figure 9 also shows the carbonation rate of Example 3.
  • peaks derived from carbonate were detected in Examples 9 and 10.
  • Examples 9 and 10 could achieve a carbonation rate of 0.4 or more, as in Example 3. From this, it was confirmed that carbon dioxide can be satisfactorily fixed in volcanic eruptions by setting the concentration of sodium chloride in water to 3.4 wt% or more. It was also confirmed that this method can satisfactorily produce a treated product rich in carbonate.
  • the carbonation rate in Example 10 was higher than in Examples 3 and 9. From this, it was confirmed that carbon dioxide can be fixed up to the saturated concentration range of sodium chloride in water, and that more carbon dioxide can be fixed when the concentration is saturated or close to saturated concentration.
  • the present invention can be used in carbon dioxide fixation methods, carbon dioxide fixation devices, volcanic eruption treatment products, and building materials.

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Abstract

Ce procédé de fixation de dioxyde de carbone comprend la mise en contact de dioxyde de carbone avec un mélange 8 contenant des déjections volcaniques, du chlorure de sodium et de l'eau, et l'application d'une pression égale ou supérieure à 0,2 MPa sur le mélange 8 pour fixer le dioxyde de carbone sur les déjections volcaniques.
PCT/JP2024/004183 2023-02-22 2024-02-07 Procédé de fixation de dioxyde de carbone, dispositif de fixation de dioxyde de carbone, produit traité à l'aide de déjections volcaniques et matériau de construction Ceased WO2024176838A1 (fr)

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JP2023026725 2023-02-22

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Publication number Priority date Publication date Assignee Title
CN1895741A (zh) * 2006-06-20 2007-01-17 李开春 以烟道气制备重碱并脱除二氧化硫的方法
US20100251937A1 (en) * 2008-11-19 2010-10-07 Murray Kenneth D Captured co2 from atmospheric, industrial and vehicle combustion waste
WO2012077344A1 (fr) * 2010-12-08 2012-06-14 株式会社美都白 Procédé de production d'une composition de revêtement à base de silicate de soude
JP2013063866A (ja) * 2011-09-15 2013-04-11 Kagoshima Prefecture 火山噴出物または火山噴出物発泡体を含有する機能性材料組成物及びその製造方法
JP2021186726A (ja) * 2020-05-28 2021-12-13 豊和直 株式会社 汚染物処理剤およびその製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1895741A (zh) * 2006-06-20 2007-01-17 李开春 以烟道气制备重碱并脱除二氧化硫的方法
US20100251937A1 (en) * 2008-11-19 2010-10-07 Murray Kenneth D Captured co2 from atmospheric, industrial and vehicle combustion waste
WO2012077344A1 (fr) * 2010-12-08 2012-06-14 株式会社美都白 Procédé de production d'une composition de revêtement à base de silicate de soude
JP2013063866A (ja) * 2011-09-15 2013-04-11 Kagoshima Prefecture 火山噴出物または火山噴出物発泡体を含有する機能性材料組成物及びその製造方法
JP2021186726A (ja) * 2020-05-28 2021-12-13 豊和直 株式会社 汚染物処理剤およびその製造方法

Non-Patent Citations (1)

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Title
KASHIM M ZUHAILI; TSEGAB HAYLAY; AYUB S. A.; AFFENDI B ABU BAKAR ZAINOL: "Numerical modeling of CO2 sequestration into basalt at high pressure and temperature with variable brine solutions", 2018 INTERNATIONAL CONFERENCE ON UNCONVENTIONAL MODELLING, 2 December 2018 (2018-12-02), pages 1 - 4, XP033516549, DOI: 10.1109/UMSO.2018.8637239 *

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