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AU2002213015A1 - Preparation of calcium silicate and sulfur dioxide - Google Patents

Preparation of calcium silicate and sulfur dioxide

Info

Publication number
AU2002213015A1
AU2002213015A1 AU2002213015A AU1301502A AU2002213015A1 AU 2002213015 A1 AU2002213015 A1 AU 2002213015A1 AU 2002213015 A AU2002213015 A AU 2002213015A AU 1301502 A AU1301502 A AU 1301502A AU 2002213015 A1 AU2002213015 A1 AU 2002213015A1
Authority
AU
Australia
Prior art keywords
preparation
sulfur dioxide
calcium silicate
silicate
calcium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2002213015A
Inventor
Claude E. Breed
Kenneth E. Mcgill
Samuel F. Sweat
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HF Extraction LLC
Original Assignee
HF Extraction LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HF Extraction LLC filed Critical HF Extraction LLC
Publication of AU2002213015A1 publication Critical patent/AU2002213015A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
    • C01B17/506—Preparation of sulfur dioxide by reduction of sulfur compounds of calcium sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/24—Alkaline-earth metal silicates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/04—Silica-rich materials; Silicates
    • C04B14/043—Alkaline-earth metal silicates, e.g. wollastonite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00—Hydraulic cements
    • C04B7/02—Portland cement
    • C04B7/04—Portland cement using raw materials containing gypsum, i.e. processes of the Mueller-Kuehne type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Civil Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
AU2002213015A 2000-10-18 2001-10-04 Preparation of calcium silicate and sulfur dioxide Abandoned AU2002213015A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/690,842 US6395246B1 (en) 2000-10-18 2000-10-18 Preparation of calcium silicate and sulfur dioxide
US09690842 2000-10-18
PCT/US2001/031053 WO2002032811A1 (en) 2000-10-18 2001-10-04 Preparation of calcium silicate and sulfur dioxide

Publications (1)

Publication Number Publication Date
AU2002213015A1 true AU2002213015A1 (en) 2002-04-29

Family

ID=24774176

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002213015A Abandoned AU2002213015A1 (en) 2000-10-18 2001-10-04 Preparation of calcium silicate and sulfur dioxide

Country Status (3)

Country Link
US (1) US6395246B1 (en)
AU (1) AU2002213015A1 (en)
WO (1) WO2002032811A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103880306A (en) * 2014-02-25 2014-06-25 无为县居美装饰材料厂 Formula and production process of white cement
CN110156359B (en) * 2019-06-17 2021-10-19 长沙紫宸科技开发有限公司 Method for preparing building gypsum powder by converting and absorbing phosphogypsum in dry rotary kiln cement plant
CN112094066B (en) * 2020-06-17 2022-06-03 湖北益通建设股份有限公司 Phosphogypsum-based aggregate for asphalt mixture and preparation method thereof
US20230076896A1 (en) * 2021-08-25 2023-03-09 Novaphos Inc. Methods for Forming Silicates of Calcium

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075284A (en) * 1974-06-26 1978-02-21 R.C.M. Corporation Process for the removal of sulfur oxides by the use of activated alumina
US4312842A (en) * 1980-02-12 1982-01-26 Wilson Sr Eddie K Process of manufacture of phosphoric acid with recovery of co-products
US4415543A (en) * 1980-02-12 1983-11-15 Wilson Sr Eddie K Process for treating phospho-gypsum waste product from wet-acid process of making phosphoric acid

Also Published As

Publication number Publication date
US6395246B1 (en) 2002-05-28
WO2002032811A1 (en) 2002-04-25

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