SK282086B6 - Spôsob výroby cementu so zníženým obsahom chrómu - Google Patents

Spôsob výroby cementu so zníženým obsahom chrómu Download PDF

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Publication number
SK282086B6
SK282086B6 SK1412-99A SK141299A SK282086B6 SK 282086 B6 SK282086 B6 SK 282086B6 SK 141299 A SK141299 A SK 141299A SK 282086 B6 SK282086 B6 SK 282086B6
Authority
SK
Slovakia
Prior art keywords
cement
iron
siderite
carbonate
ppm
Prior art date
Application number
SK1412-99A
Other languages
English (en)
Slovak (sk)
Other versions
SK141299A3 (en
Inventor
Pavel Martauz
J�Lius Strig��
Zdeno Ors�G
Original Assignee
Pova�Sk� Cement�Re�, A. S.
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 Pova�Sk� Cement�Re�, A. S. filed Critical Pova�Sk� Cement�Re�, A. S.
Priority to SK1412-99A priority Critical patent/SK282086B6/sk
Priority to CZ2000114A priority patent/CZ293588B6/cs
Priority to AT00121532T priority patent/ATE299481T1/de
Priority to DE60021240T priority patent/DE60021240T2/de
Priority to EP00121532A priority patent/EP1092690B1/en
Publication of SK141299A3 publication Critical patent/SK141299A3/sk
Publication of SK282086B6 publication Critical patent/SK282086B6/sk

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 or shrinkage compensating agents
    • C04B22/08—Acids or salts thereof
    • C04B22/10—Acids or salts thereof containing carbon in the anion, e.g. carbonates
    • 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
    • C04B7/421—Inorganic materials
    • C04B7/425—Acids or salts thereof
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0004—Compounds chosen for the nature of their cations
    • C04B2103/0013—Iron group metal compounds
    • C04B2103/0014—Fe
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/0068—Ingredients with a function or property not provided for elsewhere in C04B2103/00
    • C04B2103/0096—Reducing agents
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SK1412-99A 1999-10-12 1999-10-12 Spôsob výroby cementu so zníženým obsahom chrómu SK282086B6 (sk)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SK1412-99A SK282086B6 (sk) 1999-10-12 1999-10-12 Spôsob výroby cementu so zníženým obsahom chrómu
CZ2000114A CZ293588B6 (cs) 1999-10-12 2000-01-13 Způsob výroby cementu se sníženým obsahem chrómu
AT00121532T ATE299481T1 (de) 1999-10-12 2000-09-30 Verfahren zur herstellung von zement mit niedrigem chromgehalt
DE60021240T DE60021240T2 (de) 1999-10-12 2000-09-30 Verfahren zur Herstellung von Zement mit niedrigem Chromgehalt
EP00121532A EP1092690B1 (en) 1999-10-12 2000-09-30 Method of producing a cement with reduced content of chromium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SK1412-99A SK282086B6 (sk) 1999-10-12 1999-10-12 Spôsob výroby cementu so zníženým obsahom chrómu

Publications (2)

Publication Number Publication Date
SK141299A3 SK141299A3 (en) 2001-05-10
SK282086B6 true SK282086B6 (sk) 2001-10-08

Family

ID=20434531

Family Applications (1)

Application Number Title Priority Date Filing Date
SK1412-99A SK282086B6 (sk) 1999-10-12 1999-10-12 Spôsob výroby cementu so zníženým obsahom chrómu

Country Status (5)

Country Link
EP (1) EP1092690B1 (cs)
AT (1) ATE299481T1 (cs)
CZ (1) CZ293588B6 (cs)
DE (1) DE60021240T2 (cs)
SK (1) SK282086B6 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240293772A1 (en) * 2021-06-09 2024-09-05 Cyprus University Of Technology System and method for carbon capture and utilization

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IS1443B6 (is) * 1980-12-17 1990-12-14 Aalborg Portland A/S thurr sementsblanda
EP0125267A1 (en) 1982-11-17 1984-11-21 Aktieselskabet Aalborg Portland-Cement-Fabrik Methods of producing a dry cement mixture and a free flowing ferrous sulphate hydrate product and products prepared by the methods
EP0133434A1 (en) 1983-01-20 1985-02-27 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
DD246983A1 (de) * 1986-02-03 1987-06-24 Zementind Rationalisierung Verfahren zur herstellung von chromatarmen zementen
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

Also Published As

Publication number Publication date
SK141299A3 (en) 2001-05-10
CZ2000114A3 (cs) 2002-01-16
EP1092690B1 (en) 2005-07-13
CZ293588B6 (cs) 2004-06-16
EP1092690A1 (en) 2001-04-18
DE60021240T2 (de) 2006-05-24
DE60021240D1 (de) 2005-08-18
ATE299481T1 (de) 2005-07-15

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Legal Events

Date Code Title Description
MM4A Patent lapsed due to non-payment of maintenance fees

Effective date: 20101012