PT64706A - PROCESS FOR THE PREPARATION OF CALCIUM CARBONATES AND / OR MAGNESIUM - Google Patents

PROCESS FOR THE PREPARATION OF CALCIUM CARBONATES AND / OR MAGNESIUM

Info

Publication number
PT64706A
PT64706A PT64706A PT6470676A PT64706A PT 64706 A PT64706 A PT 64706A PT 64706 A PT64706 A PT 64706A PT 6470676 A PT6470676 A PT 6470676A PT 64706 A PT64706 A PT 64706A
Authority
PT
Portugal
Prior art keywords
magnesium
preparation
calcium carbonates
carbonates
calcium
Prior art date
Application number
PT64706A
Other languages
French (fr)
Portuguese (pt)
Other versions
PT64706B (en
Inventor
W Schultze
H Kendziora
R Thomae
G Winkhaus
J Nenner
R Feige
Original Assignee
Vaw Ver Aluminium Werke Ag
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
Priority claimed from DE19752502143 external-priority patent/DE2502143A1/en
Priority claimed from DE19752502144 external-priority patent/DE2502144A1/en
Priority claimed from DE19752504062 external-priority patent/DE2504062A1/en
Priority claimed from DE19762600485 external-priority patent/DE2600485A1/en
Application filed by Vaw Ver Aluminium Werke Ag filed Critical Vaw Ver Aluminium Werke Ag
Publication of PT64706A publication Critical patent/PT64706A/en
Publication of PT64706B publication Critical patent/PT64706B/en

Links

Classifications

    • 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
    • C01F5/24—Magnesium carbonates
    • 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
    • C01F11/18—Carbonates
    • 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
    • C01F11/18—Carbonates
    • C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675—Oxides, hydroxides or carbonates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • 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
    • C01P2006/20—Powder free flowing behaviour
PT64706A 1975-01-21 1976-01-16 PROCESS FOR THE PREPARATION OF CALCIUM OR / AND MAG-NESIUM CARBONATES PT64706B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19752502143 DE2502143A1 (en) 1975-01-21 1975-01-21 Calcium and magnesium carbonates suitable for paper mfr - made by feeding carbon dioxide into aq suspension of calcined dolomite
DE19752502144 DE2502144A1 (en) 1975-01-21 1975-01-21 Calcium and magnesium carbonates suitable for paper mfr - made by feeding carbon dioxide into aq suspension of calcined dolomite
DE19752504062 DE2504062A1 (en) 1975-01-31 1975-01-31 Calcium and magnesium carbonates suitable for paper mfr - made by feeding carbon dioxide into aq suspension of calcined dolomite
DE19762600485 DE2600485A1 (en) 1976-01-08 1976-01-08 Calcium and magnesium carbonates suitable for paper mfr - made by feeding carbon dioxide into aq suspension of calcined dolomite

Publications (2)

Publication Number Publication Date
PT64706A true PT64706A (en) 1976-02-01
PT64706B PT64706B (en) 1977-08-10

Family

ID=27431941

Family Applications (1)

Application Number Title Priority Date Filing Date
PT64706A PT64706B (en) 1975-01-21 1976-01-16 PROCESS FOR THE PREPARATION OF CALCIUM OR / AND MAG-NESIUM CARBONATES

Country Status (10)

Country Link
BE (1) BE837744A (en)
CH (1) CH602488A5 (en)
FI (1) FI62656C (en)
FR (1) FR2298512A1 (en)
GB (1) GB1533323A (en)
IT (1) IT1066074B (en)
NL (1) NL7600557A (en)
NO (2) NO141366C (en)
PT (1) PT64706B (en)
SE (1) SE418607B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0012578B1 (en) * 1978-12-13 1983-06-08 Monsanto Europe S.A./N.V. Polymer compositions containing hydrated basic magnesium calcium carbonates as smoke-depressant additives
JPS6086067A (en) * 1983-10-18 1985-05-15 奥多摩工業株式会社 Manufacture of plate-like calcium hydroxide
US5263500A (en) * 1991-04-12 1993-11-23 Philip Morris Incorporated Cigarette and wrapper with controlled puff count
US5161551A (en) * 1991-04-12 1992-11-10 Philip Morris Incorporated Paper wrapper having improved ash characteristics
IT1275889B1 (en) * 1995-03-10 1997-10-24 L Ind Della Magnesia S P A Soc MAGNESIA DERIVATIVES PRODUCTION PROCESS
ES2141677B1 (en) * 1998-03-24 2000-11-16 Magnesitas Navarras S A PROCEDURE FOR THE MANUFACTURE OF BASIC MAGNESIUM CARBONATE FROM NATURAL MATERIALS OR BY-PRODUCTS WITH A CONTENT IN MAGNESIUM.
JP4084751B2 (en) * 2001-10-31 2008-04-30 カウンシル・オブ・サイエンティフィック・アンド・インダストリアル・リサーチ Method for producing precipitated calcium carbonate from industrial by-products containing high concentrations of calcium carbonate
BE1020577A3 (en) 2012-03-22 2014-01-07 Lhoist Rech & Dev Sa MINERAL COMPOSITION BASED ON A MIXED SOLID PHASE OF CALCIUM CARBONATES AND MAGNESIUM, PROCESS FOR PREPARING THE SAME AND USE THEREOF
CN103738986B (en) * 2013-12-20 2016-03-09 周骏宏 A kind of dolomite calcination water-soluble separating calcium and magnesium produce the method for magnesium hydroxide and calcium carbonate
FR3037801B1 (en) * 2015-06-23 2017-08-11 Jd Invest PULVERULENT SEMI-SYNTHETIC MATERIAL, OBTAINED BY MODIFICATION OF THE COMPOSITION OF A NATURAL MARINE BIOMATERIAL, ITS MANUFACTURING PROCESS, ITS APPLICATIONS

Also Published As

Publication number Publication date
NO141366C (en) 1980-02-27
NO154315B (en) 1986-05-20
FR2298512B1 (en) 1981-03-20
SE7600550L (en) 1976-07-22
BE837744A (en) 1976-05-14
FR2298512A1 (en) 1976-08-20
NO154315C (en) 1986-08-27
FI62656B (en) 1982-10-29
NO141366B (en) 1979-11-19
GB1533323A (en) 1978-11-22
NL7600557A (en) 1976-07-23
PT64706B (en) 1977-08-10
NO760148L (en) 1976-07-22
IT1066074B (en) 1985-03-04
SE418607B (en) 1981-06-15
NO792804L (en) 1976-07-22
FI62656C (en) 1983-02-10
FI760105A (en) 1976-07-22
CH602488A5 (en) 1978-07-31

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