FI842873A0 - FOERFARANDEN FOER FRAMSTAELLNING AV EN TORR CEMENTBLANDNING OCH EN FRITT RINNANDE FERROSULFATHYDRATPRODUKT OCH PRODUKTER FRAMSTAELLDA MED FOERFARANDET. - Google Patents
FOERFARANDEN FOER FRAMSTAELLNING AV EN TORR CEMENTBLANDNING OCH EN FRITT RINNANDE FERROSULFATHYDRATPRODUKT OCH PRODUKTER FRAMSTAELLDA MED FOERFARANDET.Info
- Publication number
- FI842873A0 FI842873A0 FI842873A FI842873A FI842873A0 FI 842873 A0 FI842873 A0 FI 842873A0 FI 842873 A FI842873 A FI 842873A FI 842873 A FI842873 A FI 842873A FI 842873 A0 FI842873 A0 FI 842873A0
- Authority
- FI
- Finland
- Prior art keywords
- och
- rinnande
- ferrosulfathydratprodukt
- cementblandning
- framstaellda
- Prior art date
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
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium 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
- 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
-
- 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)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Ceramic Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK512582 | 1982-11-17 | ||
PCT/DK1983/000106 WO1984001942A1 (en) | 1982-11-17 | 1983-11-09 | Methods of producing a dry cement mixture and a free flowing ferrous sulphate hydrate product and products prepared by the methods |
Publications (2)
Publication Number | Publication Date |
---|---|
FI842873A0 true FI842873A0 (en) | 1984-07-17 |
FI842873A FI842873A (en) | 1984-07-17 |
Family
ID=8139654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI842873A FI842873A (en) | 1982-11-17 | 1984-07-17 | FOERFARANDE FOER FRAMSTAELLNING AV EN TORR CEMENTBLANDNING OCH EN FRITT RINNANDE FERRO (II) SULFATHYDRATPRODUK OCH PRODUKTER FRAMSTAELLDA MED FOERFARANDET. |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0125267A1 (en) |
JP (1) | JPS59501825A (en) |
AU (1) | AU2260183A (en) |
DD (1) | DD212727A5 (en) |
ES (2) | ES527312A0 (en) |
FI (1) | FI842873A (en) |
NO (1) | NO842906L (en) |
PL (1) | PL244609A1 (en) |
WO (1) | WO1984001942A1 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1984002900A1 (en) * | 1983-01-20 | 1984-08-02 | Cementa Ab | A method of reducing eczema-inducing chromium in cement by adding ferrous sulfate, an additive comprising ferrous sulfate and the use of the additive |
US5268159A (en) * | 1990-01-30 | 1993-12-07 | Bayer Aktiengesellschaft | Process for the production of storable, free-flowing hydrated ferrous sulfate |
FR2690433B1 (en) * | 1992-04-24 | 1994-07-08 | Socadour | FLUID HYDRATE FERROUS SULPHATE, AND PROCESS FOR FLUIDIZING POLYHYDRATE METAL SULFATES. |
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 |
FI100966B (en) * | 1995-04-21 | 1998-03-31 | Kemira Pigments Oy | Process for the treatment of ferrous sulphate |
SK282086B6 (en) | 1999-10-12 | 2001-10-08 | Pova�Sk� Cement�Re�, A. S. | Manufacturing method for cement with lowered contents of chrome |
DE10157129C2 (en) * | 2001-11-21 | 2003-10-30 | Ferro Duo Gmbh | Process for the production of a hydraulic binder |
DE10257879B3 (en) * | 2002-12-11 | 2004-02-26 | Dyckerhoff Ag | Additive for normal cement or mortar, concrete or suspension containing cement contains reducing agent for hexavalent chromium compounds and very fine powder of hydraulic binder and/or latent hydraulic foundry sand |
ATE294148T1 (en) * | 2003-01-25 | 2005-05-15 | 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 |
DE50303867D1 (en) † | 2003-12-12 | 2006-07-27 | Kehrmann Alexander | Hydraulic binder |
EP1580175A1 (en) * | 2004-03-23 | 2005-09-28 | Alexander Kehrmann | Aggregate for concrete |
DE102004026695A1 (en) * | 2004-05-28 | 2006-01-26 | Sachtleben Chemie Gmbh | Free-flowing, agglomerated iron sulphate with support material, process for its preparation and its use |
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 |
EP2055684A1 (en) * | 2006-06-27 | 2009-05-06 | Aditivos Del Cemento, S.L. | Method of obtaining an additive for cement and additive thus achieved |
ES2316283B1 (en) * | 2007-05-31 | 2010-02-05 | Fertisac, S.L. | MANUFACTURING PROCEDURE OF GRANULATED FERROUS SULPHATE AS ADDITIVE FOR CEMETERIES. |
WO2009004101A1 (en) * | 2007-07-02 | 2009-01-08 | Fertinagro Nutrienetes S.L. | Method of compactation of compositions based on ferrous sulphate heptahydrate and product obtained therefrom |
GB201411204D0 (en) * | 2014-06-24 | 2014-08-06 | Tioxide Europe Ltd | Process for producing ferrous sulphate |
EP3372574B1 (en) * | 2015-09-05 | 2022-08-31 | Frantisek Peringer | Stabilising ferrous sulphate for reducing chromium 6 in cement and for applications in animal food, horticulture, agriculture with improved properties and method to produce it |
CN114644477B (en) * | 2022-04-28 | 2023-05-30 | 四川省绵竹澳东水泥有限责任公司 | Cement hexavalent chromium reducing agent and preparation method thereof |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2307270A (en) * | 1940-08-04 | 1943-01-05 | Mellon Inst Of Ind Res | Building material |
US3836676A (en) * | 1971-06-29 | 1974-09-17 | C Komakine | Feedstuff for fowl,fish and domestic animals |
DE2407203C3 (en) * | 1974-02-15 | 1979-03-15 | Kronos Titan-Gmbh, 5090 Leverkusen | Process for the production of free-flowing iron OQ sulfate heptahydrate |
IS1443B6 (en) * | 1980-12-17 | 1990-12-14 | Aalborg Portland A/S | thurr cement mix |
FR2507173B1 (en) * | 1981-06-09 | 1985-07-05 | Josse Marc | PROCESS FOR FLUIDIZING IRON SULFATE AND SAID FLUIDIZED PRODUCT |
-
1983
- 1983-11-09 AU AU22601/83A patent/AU2260183A/en not_active Abandoned
- 1983-11-09 WO PCT/DK1983/000106 patent/WO1984001942A1/en not_active Application Discontinuation
- 1983-11-09 EP EP83903537A patent/EP0125267A1/en not_active Withdrawn
- 1983-11-09 JP JP58503664A patent/JPS59501825A/en active Pending
- 1983-11-16 ES ES527312A patent/ES527312A0/en active Granted
- 1983-11-17 PL PL24460983A patent/PL244609A1/en unknown
- 1983-11-17 DD DD83256816A patent/DD212727A5/en unknown
-
1984
- 1984-07-02 ES ES533929A patent/ES8507422A1/en not_active Expired
- 1984-07-16 NO NO842906A patent/NO842906L/en unknown
- 1984-07-17 FI FI842873A patent/FI842873A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS59501825A (en) | 1984-11-01 |
DD212727A5 (en) | 1984-08-22 |
ES8504646A1 (en) | 1985-05-01 |
AU2260183A (en) | 1984-06-04 |
PL244609A1 (en) | 1985-01-30 |
EP0125267A1 (en) | 1984-11-21 |
FI842873A (en) | 1984-07-17 |
WO1984001942A1 (en) | 1984-05-24 |
ES527312A0 (en) | 1985-05-01 |
ES533929A0 (en) | 1985-09-01 |
ES8507422A1 (en) | 1985-09-01 |
NO842906L (en) | 1984-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: AKTIESELSKABET AALBORG |