AU2434284A - Ferrogypsum in the manufacture of cement - Google Patents
Ferrogypsum in the manufacture of cementInfo
- Publication number
- AU2434284A AU2434284A AU24342/84A AU2434284A AU2434284A AU 2434284 A AU2434284 A AU 2434284A AU 24342/84 A AU24342/84 A AU 24342/84A AU 2434284 A AU2434284 A AU 2434284A AU 2434284 A AU2434284 A AU 2434284A
- Authority
- AU
- Australia
- Prior art keywords
- ferrogypsum
- cement
- manufacture
- 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
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
- C04B11/00—Calcium sulfate cements
-
- 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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/0006—Waste inorganic materials
-
- 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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
- C04B22/142—Sulfates
- C04B22/149—Iron-sulfates
-
- 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
- C04B7/22—Iron ore cements ; Iron rich cements, e.g. Ferrari cements, Kühl cements
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/10—Compositions or ingredients thereof characterised by the absence or the very low content of a specific material
- C04B2111/1075—Chromium-free or very low chromium-content materials
- C04B2111/1081—Chromium VI, e.g. for avoiding chromium eczema
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8300283 | 1983-01-20 | ||
SE8300283 | 1983-07-18 | ||
PCT/SE1984/000011 WO1984002900A1 (en) | 1983-01-20 | 1984-01-17 | A method of reducing eczema-inducing chromium in cement by adding ferrous sulfate, an additive comprising ferrous sulfate and the use of the additive |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2434284A true AU2434284A (en) | 1984-08-15 |
Family
ID=20349686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU24342/84A Abandoned AU2434284A (en) | 1983-01-20 | 1984-01-17 | Ferrogypsum in the manufacture of cement |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0133434A1 (en) |
KR (1) | KR840007392A (en) |
AU (1) | AU2434284A (en) |
DD (1) | DD217503A5 (en) |
GR (1) | GR79711B (en) |
IT (1) | IT1173095B (en) |
PL (1) | PL245835A1 (en) |
RO (1) | RO90804B (en) |
WO (1) | WO1984002900A1 (en) |
YU (1) | YU9684A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111099849A (en) * | 2019-12-26 | 2020-05-05 | 安徽迪诺环保新材料科技有限公司 | Titanium gypsum building cement mortar and preparation method thereof |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4321077A1 (en) | 1993-06-24 | 1995-01-05 | Dyckerhoff Ag | Process for the depression of the allergy-causing effect of water-soluble Cr · V ·· I · in cements and / or preparations containing cement |
SK282086B6 (en) | 1999-10-12 | 2001-10-08 | Pova�Sk� Cement�Re�, A. S. | Manufacturing method for cement with lowered contents of chrome |
EP1440954B1 (en) * | 2003-01-25 | 2005-04-27 | Alexander Kehrmann | Chromate reduced hydraulic binder |
DE10332530A1 (en) † | 2003-07-17 | 2005-02-10 | Kerr-Mcgee Pigments Gmbh | Process for reducing the soluble chromate content in cement and a preparation of cement and water-soluble metal sulphates |
KR101135941B1 (en) * | 2003-11-21 | 2012-04-24 | 더블유.알. 그레이스 앤드 캄파니-콘. | Sulfate dispersion chromate reducer |
EP1544182B2 (en) * | 2003-12-12 | 2016-04-06 | Kehrmann Alexander | Hydraulic binder |
WO2005076858A2 (en) * | 2004-02-04 | 2005-08-25 | W.R. Grace & Co.-Conn. | Liquid additive for intergrinding cement |
CZ300050B6 (en) * | 2005-09-30 | 2009-01-21 | Peringer@František | Treatment process of handling properties of heptahydrated iron sulfate, particularly reduction of hygroscopic properties thereof |
ES2316283B1 (en) * | 2007-05-31 | 2010-02-05 | Fertisac, S.L. | MANUFACTURING PROCEDURE OF GRANULATED FERROUS SULPHATE AS ADDITIVE FOR CEMETERIES. |
US8076175B2 (en) | 2008-02-25 | 2011-12-13 | Suniva, Inc. | Method for making solar cell having crystalline silicon P-N homojunction and amorphous silicon heterojunctions for surface passivation |
US7717999B1 (en) | 2008-12-24 | 2010-05-18 | The National Titanium Dioxide, Co., Ltd. (Cristal) | Titanium production waste byproduct as partial cement replacement |
CN111807749B (en) * | 2020-06-11 | 2022-04-12 | 内蒙古同佳技术发展有限公司 | Hexavalent chromium reducing agent and preparation method thereof |
CN113060948A (en) * | 2021-04-01 | 2021-07-02 | 重庆康尼睿能商贸有限公司 | Cement raw meal and preparation method of cement |
CN113072318B (en) * | 2021-04-25 | 2023-04-07 | 湖北新洋丰新型建材科技有限公司 | Spherical phosphogypsum and preparation method and application thereof |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2307270A (en) * | 1940-08-04 | 1943-01-05 | Mellon Inst Of Ind Res | Building material |
US3425892A (en) * | 1965-10-22 | 1969-02-04 | Grace W R & Co | Cement set retarder |
IS1443B6 (en) * | 1980-12-17 | 1990-12-14 | Aalborg Portland A/S | thurr cement mix |
AU2260183A (en) * | 1982-11-17 | 1984-06-04 | Aalborg Portland-Cement-Fabrik Aktieselskabet | A method of improving the properties of a powder |
-
1984
- 1984-01-17 EP EP84900553A patent/EP0133434A1/en not_active Withdrawn
- 1984-01-17 GR GR73541A patent/GR79711B/el unknown
- 1984-01-17 AU AU24342/84A patent/AU2434284A/en not_active Abandoned
- 1984-01-17 WO PCT/SE1984/000011 patent/WO1984002900A1/en unknown
- 1984-01-20 KR KR1019840000257A patent/KR840007392A/en not_active Application Discontinuation
- 1984-01-20 DD DD84259515A patent/DD217503A5/en unknown
- 1984-01-20 PL PL24583584A patent/PL245835A1/en unknown
- 1984-01-20 IT IT19258/84A patent/IT1173095B/en active
- 1984-01-20 YU YU00096/84A patent/YU9684A/en unknown
- 1984-09-20 RO RO115758A patent/RO90804B/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111099849A (en) * | 2019-12-26 | 2020-05-05 | 安徽迪诺环保新材料科技有限公司 | Titanium gypsum building cement mortar and preparation method thereof |
Also Published As
Publication number | Publication date |
---|---|
IT8419258A0 (en) | 1984-01-20 |
DD217503A5 (en) | 1985-01-16 |
EP0133434A1 (en) | 1985-02-27 |
RO90804B (en) | 1987-01-31 |
YU9684A (en) | 1986-08-31 |
WO1984002900A1 (en) | 1984-08-02 |
GR79711B (en) | 1984-10-31 |
PL245835A1 (en) | 1985-01-30 |
IT1173095B (en) | 1987-06-18 |
KR840007392A (en) | 1984-12-07 |
RO90804A (en) | 1987-01-30 |
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