PT64706B - Procede de preparation de carbonates de calcium ou/et mag-nesium - Google Patents

Procede de preparation de carbonates de calcium ou/et mag-nesium

Info

Publication number
PT64706B
PT64706B PT64706A PT6470676A PT64706B PT 64706 B PT64706 B PT 64706B PT 64706 A PT64706 A PT 64706A PT 6470676 A PT6470676 A PT 6470676A PT 64706 B PT64706 B PT 64706B
Authority
PT
Portugal
Prior art keywords
nesium
mag
carbonates
calcium
preparation
Prior art date
Application number
PT64706A
Other languages
English (en)
French (fr)
Portuguese (pt)
Other versions
PT64706A (fr
Inventor
Werner Dr Schultze
Heinz Kendziora
Johann Nenner
Reinhard Feige
Roland Dr Thomae
Gunter Dr Winkhaus
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 DE19752502144 external-priority patent/DE2502144A1/de
Priority claimed from DE19752502143 external-priority patent/DE2502143A1/de
Priority claimed from DE19752504062 external-priority patent/DE2504062A1/de
Priority claimed from DE19762600485 external-priority patent/DE2600485A1/de
Application filed by Vaw Ver Aluminium Werke Ag filed Critical Vaw Ver Aluminium Werke Ag
Publication of PT64706A publication Critical patent/PT64706A/pt
Publication of PT64706B publication Critical patent/PT64706B/pt

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
PT64706A 1975-01-21 1976-01-16 Procede de preparation de carbonates de calcium ou/et mag-nesium PT64706B (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19752502144 DE2502144A1 (de) 1975-01-21 1975-01-21 Verwendung eines gefaellten basischen ueberwiegend plaettchenfoermigen calciummagnesium-carbonats
DE19752502143 DE2502143A1 (de) 1975-01-21 1975-01-21 Verfahren zur herstellung eines feinkoernigen ueberwiegend plaettchenfoermigen basischen calcium-magnesium-carbonats fuer die papierindustrie
DE19752504062 DE2504062A1 (de) 1975-01-31 1975-01-31 Verfahren zur herstellung von plaettchenfoermigem basischen magnesiumcarbonat mit einem shapefaktor von mindestens 1 zu 80
DE19762600485 DE2600485A1 (de) 1976-01-08 1976-01-08 Verfahren zur herstellung von carbonaten des calciums oder/und magnesiums

Publications (2)

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

Family

ID=27431941

Family Applications (1)

Application Number Title Priority Date Filing Date
PT64706A PT64706B (fr) 1975-01-21 1976-01-16 Procede de preparation de carbonates de calcium ou/et mag-nesium

Country Status (10)

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

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 (ja) * 1983-10-18 1985-05-15 奥多摩工業株式会社 板状炭酸カルシウムの製造法
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 (it) * 1995-03-10 1997-10-24 L Ind Della Magnesia S P A Soc Procedimento di produzione di derivati magnesiaci
ES2141677B1 (es) * 1998-03-24 2000-11-16 Magnesitas Navarras S A Procedimiento para la fabricacion de carbonato basico de magnesio a partir de materiales naturales o subproductos con un contenido en magnesio.
EP1440037B1 (en) * 2001-10-31 2005-02-16 Council Of Scientific And Industrial Research Process for generation of precipitated calcium carbonate from calcium carbonate rich industrial by-product
BE1020577A3 (fr) 2012-03-22 2014-01-07 Lhoist Rech & Dev Sa Composition minerale a base d'une phase solide mixte de carbonates de calcium et de magnesium, son procede de preparation et son utilisation.
CN103738986B (zh) * 2013-12-20 2016-03-09 周骏宏 一种白云石煅烧并水溶分离钙镁生产氢氧化镁和碳酸钙的方法
FR3037801B1 (fr) * 2015-06-23 2017-08-11 Jd Invest Materiau semi-synthetique pulverulent, obtenu par modification de la composition d'un biomateriau naturel marin, son procede de fabrication, ses applications

Also Published As

Publication number Publication date
IT1066074B (it) 1985-03-04
PT64706A (fr) 1976-02-01
FI760105A (sv) 1976-07-22
SE418607B (sv) 1981-06-15
GB1533323A (en) 1978-11-22
BE837744A (fr) 1976-05-14
NL7600557A (nl) 1976-07-23
FI62656C (fi) 1983-02-10
CH602488A5 (sv) 1978-07-31
FR2298512A1 (fr) 1976-08-20
NO141366C (no) 1980-02-27
NO792804L (no) 1976-07-22
NO141366B (no) 1979-11-19
NO154315C (no) 1986-08-27
NO154315B (no) 1986-05-20
FI62656B (fi) 1982-10-29
SE7600550L (sv) 1976-07-22
NO760148L (sv) 1976-07-22
FR2298512B1 (sv) 1981-03-20

Similar Documents

Publication Publication Date Title
BE839609A (fr) Procede de preparation de carbonates d'alkylene
FR2328718A1 (fr) Procede microbiologique de preparation de 9a-hydroxyandrostene-dione
FR2276284A1 (fr) Procede de preparation de carbonates aromatiques
FR2453137B1 (fr) Procede de preparation de dipeptides
BE879178A (fr) Procede de preparation de diesters
RO70525A (ro) Procedeu de preparare a unor bifeniloxi-derivati
FR2320300A1 (fr) Procede de preparation de chromanones-(4)
BE844736A (fr) Procede de preparation de resorcines
RO70581A (ro) Procedeu de preparare a unor amidoxime
BE857244A (fr) Procede de preparation de 3-chlorocephalosporines
PT64706B (fr) Procede de preparation de carbonates de calcium ou/et mag-nesium
BE834443A (fr) Procede de preparation de cyclohexane-diones-1,3 et d'alkyl-6-dihydro-3,4 -pyranones-2
BE852668A (fr) Procede de preparation de 3-halomethylcephemes
FR2305416A1 (fr) Procede de preparation de tricosene-(9) et d'heneicosene-(9)
BE844943A (fr) Procede de preparation de chromanones-(4)
BE842735A (fr) Procede de preparation de para-alkylphenols
BE872294A (fr) Procede de preparation de 3-iodorifamycine s et de 3-bromorifamycine s
BE841768A (fr) Procede de preparation de 2-aryl-2h-benzotriazoles
BE837906A (fr) Procede de preparation de n-(alpha-alcoxyethyl)-carboxamides
FR2342968A1 (fr) Procede de preparation de 3-desoxyanthocyanidines
FR2298556A1 (fr) Procede de
RO72510A (ro) Procedeu de preparare a unor fenilpirazine
BE850632R (fr) Procede de preparation de para-alkylphenols
RO74444A (ro) Procedeu de preparare a l-asparagil-o-sulfato-l-tirozil-l-metionilglicil-1-triptofil-l-metionil-l-asparagil-l-fenil-alanilamidei
FR2313336A2 (fr) Procede pour la preparation de cycloalcanones et cycloalcanols