FI842873A - Foerfarande foer framstaellning av en torr cementblandning och en fritt rinnande ferro(ii)sulfathydratproduk och produkter framstaellda med foerfarandet. - Google Patents

Foerfarande foer framstaellning av en torr cementblandning och en fritt rinnande ferro(ii)sulfathydratproduk och produkter framstaellda med foerfarandet. Download PDF

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Publication number
FI842873A
FI842873A FI842873A FI842873A FI842873A FI 842873 A FI842873 A FI 842873A FI 842873 A FI842873 A FI 842873A FI 842873 A FI842873 A FI 842873A FI 842873 A FI842873 A FI 842873A
Authority
FI
Finland
Prior art keywords
och
sulfathydratproduk
rinnande
cementblandning
framstaellda
Prior art date
Application number
FI842873A
Other languages
English (en)
Other versions
FI842873A0 (fi
Inventor
Poul Lehn Rasmussen
Original Assignee
Aalborg Portland Cement
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 Aalborg Portland Cement filed Critical Aalborg Portland Cement
Publication of FI842873A0 publication Critical patent/FI842873A0/fi
Publication of FI842873A publication Critical patent/FI842873A/fi

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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)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Ceramic Products (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FI842873A 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. FI842873A (fi)

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 FI842873A0 (fi) 1984-07-17
FI842873A true FI842873A (fi) 1984-07-17

Family

ID=8139654

Family Applications (1)

Application Number Title Priority Date Filing Date
FI842873A FI842873A (fi) 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 (fi)
JP (1) JPS59501825A (fi)
AU (1) AU2260183A (fi)
DD (1) DD212727A5 (fi)
ES (2) ES527312A0 (fi)
FI (1) FI842873A (fi)
NO (1) NO842906L (fi)
PL (1) PL244609A1 (fi)
WO (1) WO1984001942A1 (fi)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR79711B (fi) * 1983-01-20 1984-10-31 Cementa Ab
US5268159A (en) * 1990-01-30 1993-12-07 Bayer Aktiengesellschaft Process for the production of storable, free-flowing hydrated ferrous sulfate
FR2690433B1 (fr) * 1992-04-24 1994-07-08 Socadour Sulfate ferreux hydrate fluide, et procede pour fluidiser des sulfates metalliques polyhydrates.
DE4321077A1 (de) 1993-06-24 1995-01-05 Dyckerhoff Ag Verfahren zur Depression der Allergien verursachenden Wirkung von wasserlöslichem Cr·V··I· in Zementen und/oder zementhaltigen Zubereitungen
FI100966B (fi) * 1995-04-21 1998-03-31 Kemira Pigments Oy Menetelmä ferrosulfaatin käsittelemiseksi
SK282086B6 (sk) 1999-10-12 2001-10-08 Pova�Sk� Cement�Re�, A. S. Spôsob výroby cementu so zníženým obsahom chrómu
DE10157129C2 (de) * 2001-11-21 2003-10-30 Ferro Duo Gmbh Verfahren zur Herstellung eines hydraulischen Bindemittels
DE10257879B3 (de) * 2002-12-11 2004-02-26 Dyckerhoff Ag Zusatzmittel und dessen Verwendung
EP1440954B1 (de) * 2003-01-25 2005-04-27 Alexander Kehrmann Chromatreduziertes hydraulisches Bindemittel
DE10332530A1 (de) † 2003-07-17 2005-02-10 Kerr-Mcgee Pigments Gmbh Verfahren zur Reduktion des löslichen Chromatgehaltes in Zement sowie eine Zubereitung aus Zement und wasserlöslichen Metallsulfaten
ES2266711T5 (es) † 2003-12-12 2016-07-14 Alexander Kehrmann Aglutinante hidráulico
EP1580175A1 (de) * 2004-03-23 2005-09-28 Alexander Kehrmann Zuschlagsstoff für Beton
DE102004026695A1 (de) * 2004-05-28 2006-01-26 Sachtleben Chemie Gmbh Rieselfähiges, agglomeriertes Eisensulfat mit Trägermaterial, Verfahren zu dessen Herstellung und dessen Verwendung
CZ300050B6 (cs) * 2005-09-30 2009-01-21 Peringer@František Zpusob úpravy manipulacních vlastností heptahydratovaného síranu železnatého, zejména snížení jeho hygroskopických vlastností
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 (es) * 2007-05-31 2010-02-05 Fertisac, S.L. Procedimiento de fabricacion de sulfato ferroso granulado como aditivo para cementeras.
EP2165976B8 (en) * 2007-07-02 2018-02-14 Fertinagro Biotech, 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 (zh) * 2022-04-28 2023-05-30 四川省绵竹澳东水泥有限责任公司 一种水泥六价铬还原剂及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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 (de) * 1974-02-15 1979-03-15 Kronos Titan-Gmbh, 5090 Leverkusen Verfahren zur Herstellung von rieselfähigem EisenOQ-sulfat-Heptahydrat
IS1443B6 (is) * 1980-12-17 1990-12-14 Aalborg Portland A/S thurr sementsblanda
FR2507173B1 (fr) * 1981-06-09 1985-07-05 Josse Marc Procede de fluidisation de sulfate de fer et ledit produit fluidise

Also Published As

Publication number Publication date
NO842906L (no) 1984-07-16
ES8507422A1 (es) 1985-09-01
ES8504646A1 (es) 1985-05-01
WO1984001942A1 (en) 1984-05-24
ES527312A0 (es) 1985-05-01
ES533929A0 (es) 1985-09-01
FI842873A0 (fi) 1984-07-17
PL244609A1 (en) 1985-01-30
DD212727A5 (de) 1984-08-22
AU2260183A (en) 1984-06-04
JPS59501825A (ja) 1984-11-01
EP0125267A1 (en) 1984-11-21

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Owner name: AKTIESELSKABET AALBORG