CS350991A3 - Calcium and/or magnesium hydroxides, process of their preparation andtheir use - Google Patents

Calcium and/or magnesium hydroxides, process of their preparation andtheir use

Info

Publication number
CS350991A3
CS350991A3 CS913509A CS350991A CS350991A3 CS 350991 A3 CS350991 A3 CS 350991A3 CS 913509 A CS913509 A CS 913509A CS 350991 A CS350991 A CS 350991A CS 350991 A3 CS350991 A3 CS 350991A3
Authority
CS
Czechoslovakia
Prior art keywords
calcium
preparation
magnesium hydroxides
less
amount
Prior art date
Application number
CS913509A
Other languages
English (en)
Inventor
Philippe Aime Dumont
Robert Goffin
Original Assignee
Lhoist Rech & Dev Sa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25662555&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CS350991(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US07/616,784 external-priority patent/US5173279A/en
Priority claimed from BE9001102A external-priority patent/BE1004609A5/fr
Application filed by Lhoist Rech & Dev Sa filed Critical Lhoist Rech & Dev Sa
Publication of CS350991A3 publication Critical patent/CS350991A3/cs
Publication of CZ285651B6 publication Critical patent/CZ285651B6/cs

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
    • C04B2/00—Lime, magnesia or dolomite
    • C04B2/02—Lime
    • C04B2/04—Slaking
    • C04B2/06—Slaking with addition of substances, e.g. hydrophobic agents ; Slaking in the presence of other compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/68—Halogens or halogen compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/02—Oxides or hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C01F5/14—Magnesium hydroxide
    • C01F5/16—Magnesium hydroxide by treating magnesia, e.g. calcined dolomite, with water or solutions of salts not containing magnesium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/40—Alkaline earth metal or magnesium compounds
    • B01D2251/402—Alkaline earth metal or magnesium compounds of magnesium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/40—Alkaline earth metal or magnesium compounds
    • B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B01D2251/604—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treating Waste Gases (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CS913509A 1990-11-21 1991-11-20 Hydroxid vápenatý a/nebo hořečnatý, způsob jeho přípravy a jeho použití CZ285651B6 (cs)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/616,784 US5173279A (en) 1990-11-21 1990-11-21 Method and composition for treating flue or exhaust gases utilizing modified calcium hydroxide
BE9001102A BE1004609A5 (fr) 1990-11-21 1990-11-21 Melange d'hydroxyde de calcium et/ou de magnesium, procede de preparation et utilisation de celui-ci.

Publications (2)

Publication Number Publication Date
CS350991A3 true CS350991A3 (en) 1992-12-16
CZ285651B6 CZ285651B6 (cs) 1999-10-13

Family

ID=25662555

Country Status (16)

Country Link
EP (1) EP0558522B1 (cs)
AT (1) ATE139981T1 (cs)
CA (1) CA2096536C (cs)
CZ (1) CZ285651B6 (cs)
DE (1) DE69120682T2 (cs)
DK (1) DK0558522T3 (cs)
ES (1) ES2091337T3 (cs)
FI (1) FI101066B (cs)
GR (1) GR3021218T3 (cs)
IE (1) IE76293B1 (cs)
MX (1) MX9102155A (cs)
NO (1) NO307778B1 (cs)
PT (1) PT99559B (cs)
SK (1) SK279600B6 (cs)
TR (1) TR27963A (cs)
WO (1) WO1992009528A1 (cs)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9400121D0 (en) * 1994-01-06 1994-03-02 Univ Waterloo Prevention of formation and destruction of organohalogen compounds in incineration of waste materials
MY113181A (en) * 1994-07-23 2001-12-31 Orica Australia Pty Ltd Magnesium hydroxide slurries
DE19510122C1 (de) * 1995-03-21 1996-08-22 Rheinische Kalksteinwerke Verfahren zur Herstellung von Kalkmilch
BE1009692A3 (fr) * 1995-10-19 1997-07-01 Lhoist Rech & Dev Sa PARTICULES DE Ca(OH)2.
TW372938B (en) * 1996-04-24 1999-11-01 Yabashi Ind Co Ltd Process for producing calcium hydroxide
WO1998051614A1 (en) * 1997-05-12 1998-11-19 Martin Marietta Magnesia Specialties, Inc. A modified magnesium hydroxide slurry for use in treating wastewater and a process for producing thereof
EP1009717A4 (en) * 1997-08-20 2002-06-19 Martin Marietta Magnesia WET GRINDING OF A Mg (OH) 2 SLUDGE?
FR2788513A1 (fr) * 1999-01-19 2000-07-21 B & C Services Sarl Procede pour preparer un lait de chaux en vue de son injection dans un flux de fumees
BE1016661A3 (fr) * 2005-06-28 2007-04-03 Lhoist Rech & Dev Sa Composition de chaux pulverulente, son procede de fabrication et son utilisation.
EP1960311A2 (en) * 2005-11-28 2008-08-27 Martin Marietta Materials, Inc. Flame-retardant magnesium hydroxide compositions and associated methods of manufacture and use
WO2009032819A1 (en) * 2007-09-04 2009-03-12 Memc Electronic Materials, Inc. Method for treatment of a gas stream containing silicon tetrafluoride and hydrogen chloride
BE1017823A3 (fr) 2007-10-19 2009-08-04 Lime Technology Consulting Spr Hydroxyde et calcium et/ou de magnesium a tres haute reactivite et sa preparation.
DE102008053502B4 (de) * 2008-10-28 2012-04-12 Ewa Maria Piasczynski Verfahren zur Herstellung von Produkten der Bau- und Farbindustrie
RU2519285C2 (ru) * 2008-10-30 2014-06-10 С.А. Луаст Решерш Э Девелопмен Композиция гашеной извести и способ ее получения
DE102012020192B4 (de) 2011-11-19 2016-04-07 Ewa Piaszczynski Verfahren zur Herstellung eines Gemisches umfassend Kalziumhydroxid
BE1020787A3 (fr) 2012-07-12 2014-05-06 Lhoist Rech Et Dev Compose mixte calcique et magnesien et son procede de fabrication.
BE1021193B1 (fr) 2012-07-12 2015-07-14 Lhoist Recherche Et Developpement Charges minerales ignifuges et compositions polymeres ignifugees
ITMI20122007A1 (it) 2012-11-26 2014-05-27 Icico S R L Metodo per controllare l'emissione di sostanze inquinanti in un effluente gassoso prodotto da un processo di combustione
BE1021563B1 (fr) * 2013-02-19 2015-12-14 S.A. Lhoist Recherche Et Developpement Procede d'extinction en voie seche d'oxydes de calcium et magnesium provenant de composes calco-magnesiens
BE1021550B1 (fr) * 2013-02-19 2015-12-11 S.A. Lhoist Recherche Et Developpement Procede d'extinction en voie humide d'oxydes de calcium et magnesium provenant de composes calco-magnesiens
BE1021753B1 (fr) * 2013-12-10 2016-01-15 New Lime Development Sprl Composition a base de chaux hydratee pour le traitement de fumees
EP3130562A1 (en) 2015-08-14 2017-02-15 S.A. Lhoist Recherche Et Developpement Process for manufacturing highly porous slaked lime and product thereby obtained
WO2017220161A1 (en) 2016-06-24 2017-12-28 S.A. Lhoist Recherche Et Developpement Highly porous powdery slaked lime composition
WO2017220167A1 (en) 2016-06-24 2017-12-28 S.A. Lhoist Recherche Et Developpement Process for manufacturing fine and highly porous powdery slaked lime composition and product thereby obtained
MY190070A (en) 2016-06-24 2022-03-24 Lhoist Rech Et Developpement Sa Method for producing a highly porous fine powdered slaked lime composition, and product obtained therefrom
FR3053038A1 (fr) 2016-06-24 2017-12-29 Lhoist Rech Et Developpement Sa Composition de chaux eteinte pulverulents tres poreuse
BE1024392B1 (fr) 2016-12-22 2018-02-06 Carmeuse Research And Technology Particules d’hydroxyde de calcium a fins pores et leur procede de fabrication
CN111032192A (zh) 2017-09-06 2020-04-17 勒瓦研究开发股份有限公司 在cds烟道气处理中用于处理烟道气的方法
US11365150B1 (en) * 2018-07-18 2022-06-21 Mississippi Lime Company Lime hydrate with improved reactivity via additives

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2031109A1 (en) * 1970-06-24 1971-12-30 Ludwig Hörling Fabrik chemischer Baustoffe GmbH, 3283 Lügde Quicklime treated with flocculant - based on polyacrylic material gives stronger sand-lime bricks
US4464353A (en) * 1982-06-21 1984-08-07 Chemlime Corporation Quicklime slaking process
JPS59128212A (ja) * 1983-01-12 1984-07-24 Mitsui Toatsu Chem Inc 生石灰粉の流動化方法
DE3433228C1 (de) * 1984-09-11 1986-04-10 Rheinische Kalksteinwerke GmbH, 5603 Wülfrath Verfahren zur Herstellung von Kalziumhydroxid
DE3620024A1 (de) * 1986-06-13 1987-12-17 Fels Werke Peine Salzgitter Verfahren zur herstellung von feinkoernigem calciumhydroxid
JPH0234513A (ja) * 1988-07-26 1990-02-05 Adachi Sekkai Kogyo Kk 消石灰造粒物の製造法

Also Published As

Publication number Publication date
PT99559B (pt) 2001-05-31
CA2096536A1 (fr) 1992-05-22
IE914037A1 (en) 1992-06-03
TR27963A (tr) 1995-11-13
IE76293B1 (en) 1997-10-08
ES2091337T3 (es) 1996-11-01
EP0558522A1 (fr) 1993-09-08
MX9102155A (es) 1992-07-08
PT99559A (pt) 1992-10-30
NO931824D0 (no) 1993-05-19
ATE139981T1 (de) 1996-07-15
SK279600B6 (sk) 1999-01-11
CA2096536C (fr) 2001-07-03
WO1992009528A1 (fr) 1992-06-11
NO931824L (no) 1993-05-19
GR3021218T3 (en) 1997-01-31
DK0558522T3 (da) 1996-10-28
NO307778B1 (no) 2000-05-29
FI932276A0 (fi) 1993-05-19
DE69120682T2 (de) 1997-02-27
DE69120682D1 (de) 1996-08-08
FI932276L (fi) 1993-05-19
CZ285651B6 (cs) 1999-10-13
FI101066B (fi) 1998-04-15
EP0558522B1 (fr) 1996-07-03

Similar Documents

Publication Publication Date Title
GR3021218T3 (en) Method for preparing calcium and/or magnesium hydroxide, and use thereof
DE2965616D1 (en) Compositions of vermiculite lamellae and solid particulate materials and process for the production of vermiculite articles
DK336185A (da) Hydraulisk cement
ES2006107A6 (es) Procedimiento de fabricacion de cemento.
DE3160438D1 (en) Dimethylphosphinyl-alkanephosphonic acids, process for preparing them and their use as cement setting retardants
DE3266191D1 (en) Slaked lime, process for its production, and its use
KR840007392A (ko) 페로집섬을 이용한 시멘트 제조방법
ATE60308T1 (de) Verfahren zur herstellung fester aluminiumchlorid-zusammensetzungen.
EP0249093A3 (en) Flux material for steelmaking
DE3372961D1 (en) Process for improving the fluidity and transportability of wet calcium sulphate precipitates
CA2010352A1 (en) Acid rain neutralizing block, method of making such blocks and method of neutralizing acidified surface water
JPS551873A (en) Solid dechlorinating material
KR840000446A (ko) 2수석고 슬래그계 경화체 제조방법
SU577184A1 (ru) Способ получени цементного сырьевого шлама
FR2428619A1 (fr) Procede de preparation d'un additif de prise pour melanges a base de laitier granule de haut fourneau, comprenant sulfate de soude et chaux, et additif ainsi prepare
SU591424A1 (ru) В жущее
ATE7890T1 (de) Verfahren zur herstellung eines wasserfesten bindemittels.
JPS57171610A (en) Dephosphorizing agent for molten metal and its production
FR2422598A1 (fr) Procede de fabrication d'un produit pour le traitement des saumures
Pleva Influence of rapid burning on the properties of lime
UA10076C2 (uk) Апарат для одержання вапняного молока
FR2142135A5 (en) Drying phosphate gypsum - without escape of fluorine by adding calcium oxide/hydroxide/carbonate
HUT49097A (en) Process for utilizing iron hydroxide containing arsenic
JPS5562808A (en) Magnesia clinker
JPS567679A (en) Desalting method for seawater and brine

Legal Events

Date Code Title Description
IF00 In force as of 2000-06-30 in czech republic
MM4A Patent lapsed due to non-payment of fee

Effective date: 20101120