GR3037004T3 - Method for the elimination of waste sulfurous acids from industrial process and for obtaining stable products - Google Patents

Method for the elimination of waste sulfurous acids from industrial process and for obtaining stable products

Info

Publication number
GR3037004T3
GR3037004T3 GR20010401877T GR20010401877T GR3037004T3 GR 3037004 T3 GR3037004 T3 GR 3037004T3 GR 20010401877 T GR20010401877 T GR 20010401877T GR 20010401877 T GR20010401877 T GR 20010401877T GR 3037004 T3 GR3037004 T3 GR 3037004T3
Authority
GR
Greece
Prior art keywords
elimination
waste
industrial process
obtaining stable
stable products
Prior art date
Application number
GR20010401877T
Other languages
English (en)
Inventor
Guy Beauvent
Original Assignee
Carrieres Du Boulonnais
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 Carrieres Du Boulonnais filed Critical Carrieres Du Boulonnais
Publication of GR3037004T3 publication Critical patent/GR3037004T3/el

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
    • C04B7/345—Hydraulic cements not provided for in one of the groups C04B7/02 - C04B7/34
    • C04B7/3453—Belite cements, e.g. self-disintegrating cements based on dicalciumsilicate
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
GR20010401877T 1997-04-08 2001-10-24 Method for the elimination of waste sulfurous acids from industrial process and for obtaining stable products GR3037004T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9704295A FR2761679B1 (fr) 1997-04-08 1997-04-08 Procede pour l'elimination d'acides sulfureux residuaires de traitement industriel et pour l'obtention de produits stables

Publications (1)

Publication Number Publication Date
GR3037004T3 true GR3037004T3 (en) 2002-01-31

Family

ID=9505652

Family Applications (1)

Application Number Title Priority Date Filing Date
GR20010401877T GR3037004T3 (en) 1997-04-08 2001-10-24 Method for the elimination of waste sulfurous acids from industrial process and for obtaining stable products

Country Status (8)

Country Link
US (1) US6190449B1 (el)
EP (1) EP0870738B1 (el)
CA (1) CA2232543C (el)
DE (1) DE69801178T2 (el)
ES (1) ES2162695T3 (el)
FR (1) FR2761679B1 (el)
GR (1) GR3037004T3 (el)
PT (1) PT870738E (el)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10035432A1 (de) * 2000-07-20 2002-01-31 Kalksteinwerk Vilshofen Gmbh Kalk-Ton-Suspension
ITMI20060564A1 (it) * 2006-03-27 2007-09-28 Tonarelli S P A Procedimento per la produzione di manufatti utilizzando fanghi a base di inerti provenienti da cave
CN101905956B (zh) * 2010-07-09 2012-05-09 华南理工大学 一种利用大理石废料制备水泥复合调凝剂的方法
CN107200488B (zh) * 2017-07-21 2019-12-24 长沙紫宸科技开发有限公司 干法旋窑厂用铝电解槽炭质废料生产氟铝酸盐水泥的方法
EP3466901A1 (en) 2017-10-09 2019-04-10 HeidelbergCement AG Method for manufacturing binders hardening by hydration and carbonation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3870535A (en) * 1972-01-31 1975-03-11 Iv Conversion Systems Inc Method of treating coal mining refuse
SU897739A1 (ru) * 1980-04-21 1982-01-15 Государственный Всесоюзный Научно-Исследовательский Институт Цементной Промышленности Сырьева смесь дл получени портландцементного клинкера
SU937390A1 (ru) * 1980-12-16 1982-06-23 Государственный Ордена Трудового Красного Знамени Всесоюзный Проектный И Научно-Исследовательский Институт Цементной Промышленности Сырьева смесь дл получени цементного клинкера
DE3631757A1 (de) * 1986-09-18 1988-03-31 Boelsing Friedrich Verfahren zur herstellung eines calciumsulfathaltigen festen sekundaerrohstoffes fuer die gewinnung von portlandzementklinker
GB9124353D0 (en) * 1991-11-15 1992-01-08 Albright & Wilson Immobilisation of metal contaminants from a liquid to a solid metal
FI100966B (sv) * 1995-04-21 1998-03-31 Kemira Pigments Oy Förfarande för behandling av ferrosulfat
JPH0967118A (ja) * 1995-08-28 1997-03-11 Sumitomo Metal Mining Co Ltd 硫酸廃液からの石膏の製造方法

Also Published As

Publication number Publication date
PT870738E (pt) 2002-02-28
US6190449B1 (en) 2001-02-20
DE69801178T2 (de) 2002-03-14
CA2232543A1 (fr) 1998-10-08
EP0870738A1 (fr) 1998-10-14
FR2761679B1 (fr) 1999-06-18
CA2232543C (fr) 2008-01-29
FR2761679A1 (fr) 1998-10-09
EP0870738B1 (fr) 2001-07-25
DE69801178D1 (de) 2001-08-30
ES2162695T3 (es) 2002-01-01

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Legal Events

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