FR2405223A1 - Portland cement clinker prodn. - with addn. of a sublimate from titanium prodn. to ensure effective decarbonisation - Google Patents
Portland cement clinker prodn. - with addn. of a sublimate from titanium prodn. to ensure effective decarbonisationInfo
- Publication number
- FR2405223A1 FR2405223A1 FR7828359A FR7828359A FR2405223A1 FR 2405223 A1 FR2405223 A1 FR 2405223A1 FR 7828359 A FR7828359 A FR 7828359A FR 7828359 A FR7828359 A FR 7828359A FR 2405223 A1 FR2405223 A1 FR 2405223A1
- Authority
- FR
- France
- Prior art keywords
- prodn
- cement clinker
- decarbonisation
- addn
- sublimate
- 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.)
- Granted
Links
Classifications
-
- 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
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/42—Active ingredients added before, or during, the burning process
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Portland cement clinker is obtd. by grinding limestone-, clay- and iron-contg. components to give a mixt. which is homogenised, granulated, decarbonised at 800-1000 degrees C and fired. During either the grinding or homogenising steps dust sublimate, a waste product from Ti prodn. in an amt. of 0.5-6% of the total wt. of mixt., is added and fired at 1200-1350 degrees C. If the addn. is made to the homogenisation step then an aq. suspension of coke, a waste prod. from Ti-Mg prodn., is also added to the granulating step. The ratio of water to coke is 3-6:1 and the suspension comprises 10-14% of the total wt. of the mixt. Cement clinker produced is suitable for the prodn. of high strength cement. The clinker is obtd. with degree of decarbonisation and a low firing temp.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU772527656A SU698938A1 (en) | 1977-10-05 | 1977-10-05 | Method of producing portland cement clinker |
| SU772551000A SU700484A1 (en) | 1977-12-06 | 1977-12-06 | Method of preparing portland cement clinker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2405223A1 true FR2405223A1 (en) | 1979-05-04 |
| FR2405223B1 FR2405223B1 (en) | 1982-10-15 |
Family
ID=26665637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7828359A Granted FR2405223A1 (en) | 1977-10-05 | 1978-10-04 | Portland cement clinker prodn. - with addn. of a sublimate from titanium prodn. to ensure effective decarbonisation |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5473822A (en) |
| CA (1) | CA1117557A (en) |
| DE (1) | DE2843128C2 (en) |
| FR (1) | FR2405223A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2425413A1 (en) * | 1978-05-10 | 1979-12-07 | Zaporozhsky Titano Magnievy | RAW MIX FOR THE PREPARATION OF PORTLAND CEMENT CLINKER |
| US6709509B2 (en) | 2001-06-05 | 2004-03-23 | Ernest John Taylor-Smith | Portland cement manufacture from slag from the production of magnesium metal |
| WO2004050580A1 (en) * | 2002-12-05 | 2004-06-17 | Newtech Commercialization Ltd. | Portland cement manufacture from slag from the production of magnesium metal |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4515865B2 (en) * | 2004-08-12 | 2010-08-04 | 株式会社エーアンドエーマテリアル | Treatment method for inorganic waste |
| CN107417144B (en) * | 2017-08-31 | 2018-11-23 | 黄志德 | The method of low calcium matter complex cement raw material production portland cement |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR325374A (en) * | 1902-10-17 | 1903-04-27 | A Rouzet Et Cie Soc | Manufacturing process of artificial portland cements with siliceous and low alumina limestones |
| FR591653A (en) * | 1925-07-16 | |||
| FR2231635A2 (en) * | 1972-09-19 | 1974-12-27 | Kurz Fredrik W A | Glass and cement reinforcing additive - contg filter or flue gas dust |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2793958A (en) * | 1955-01-21 | 1957-05-28 | Sun Oil Co | Manufacture of cement |
-
1978
- 1978-10-03 DE DE19782843128 patent/DE2843128C2/en not_active Expired
- 1978-10-04 CA CA000312689A patent/CA1117557A/en not_active Expired
- 1978-10-04 FR FR7828359A patent/FR2405223A1/en active Granted
- 1978-10-05 JP JP12212078A patent/JPS5473822A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR591653A (en) * | 1925-07-16 | |||
| FR325374A (en) * | 1902-10-17 | 1903-04-27 | A Rouzet Et Cie Soc | Manufacturing process of artificial portland cements with siliceous and low alumina limestones |
| FR2231635A2 (en) * | 1972-09-19 | 1974-12-27 | Kurz Fredrik W A | Glass and cement reinforcing additive - contg filter or flue gas dust |
Non-Patent Citations (4)
| Title |
|---|
| CA1973 * |
| CA1975 * |
| CA1977 * |
| EXBK/77 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2425413A1 (en) * | 1978-05-10 | 1979-12-07 | Zaporozhsky Titano Magnievy | RAW MIX FOR THE PREPARATION OF PORTLAND CEMENT CLINKER |
| US6709509B2 (en) | 2001-06-05 | 2004-03-23 | Ernest John Taylor-Smith | Portland cement manufacture from slag from the production of magnesium metal |
| WO2004050580A1 (en) * | 2002-12-05 | 2004-06-17 | Newtech Commercialization Ltd. | Portland cement manufacture from slag from the production of magnesium metal |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5473822A (en) | 1979-06-13 |
| DE2843128C2 (en) | 1983-06-01 |
| FR2405223B1 (en) | 1982-10-15 |
| DE2843128A1 (en) | 1979-04-26 |
| CA1117557A (en) | 1982-02-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |