BE695460A - - Google Patents

Info

Publication number
BE695460A
BE695460A BE695460DA BE695460A BE 695460 A BE695460 A BE 695460A BE 695460D A BE695460D A BE 695460DA BE 695460 A BE695460 A BE 695460A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE695460A publication Critical patent/BE695460A/xx

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
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/181—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by control of the carbonation conditions
    • 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
    • C01F11/16—Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C01P2004/11—Particle morphology extending in one dimension, e.g. needle-like with a prismatic shape

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paints Or Removers (AREA)
BE695460D 1964-02-20 1967-03-14 BE695460A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US346349A US3320026A (en) 1964-02-20 1964-02-20 Method of preparing calcite and the product thereof

Publications (1)

Publication Number Publication Date
BE695460A true BE695460A (de) 1967-09-14

Family

ID=23358976

Family Applications (1)

Application Number Title Priority Date Filing Date
BE695460D BE695460A (de) 1964-02-20 1967-03-14

Country Status (4)

Country Link
US (1) US3320026A (de)
BE (1) BE695460A (de)
DE (1) DE1592147C3 (de)
GB (1) GB1099392A (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4888160A (en) * 1985-12-20 1989-12-19 J.M. Huber Corporation Process for producing calcium carbonate and products thereof
US4824654A (en) * 1988-03-17 1989-04-25 Yabashi Industries Co., Ltd. Process of producing needle-shaped calcium carbonate particles
DD298372A5 (de) * 1989-11-29 1992-02-20 Bergakademie Freiberg,De Verfahren zur herstellung von besonders als fuellstoff geeigneten calciumcarbonatpulvern aus waessrigen loesungen
US5269818A (en) * 1990-03-13 1993-12-14 Pfizer Inc Rhombohedral calcium carbonate and accelerated heat-aging process for the production thereof
US5558850A (en) * 1990-07-27 1996-09-24 Ecc International Limited Precipitated calcium carbonate
US5342600A (en) * 1990-09-27 1994-08-30 Ecc International Limited Precipitated calcium carbonate
GB2248229B (en) * 1990-09-27 1994-10-26 Ecc Int Ltd Precipitated calcium carbonate
WO1992021613A1 (en) * 1991-06-04 1992-12-10 Minerals Technologies, Inc. Precipitated calcium carbonate particles from basic calcium carbonate
CA2090088C (en) * 1992-02-26 1995-07-25 Pierre Marc Fouche Production of purified calcium carbonate
WO1993020010A1 (en) * 1992-04-03 1993-10-14 Minerals Technologies, Inc. Clustered precipitated calcium carbonate particles
US5332564A (en) * 1992-07-10 1994-07-26 Ecc International Inc. Process for production of rhombic shaped precipitated calcium carbonate
US5364610A (en) * 1993-06-15 1994-11-15 P. H. Glatfelter Company Process for preparation of high opacity precipitated calcium carbonate by reacting sodium carbonate with calcium hydroxide
US5741471A (en) * 1995-12-05 1998-04-21 Minerals Technologies Inc. Process for the preparation of discrete particles of calcium carbonate
US6440209B1 (en) 2000-02-09 2002-08-27 Engelhard Corpoartion Composite pigments comprising in-situ precipitated metal carbonate crystals
US20030213937A1 (en) * 2001-02-22 2003-11-20 Isaac Yaniv Precipitated aragonite and a process for producing it
US20030161894A1 (en) * 2001-09-05 2003-08-28 3P Technologies Ltd. Precipitated aragonite and a process for producing it
US6685908B1 (en) 2000-03-06 2004-02-03 3P Technologies Ltd. Precipitated aragonite and a process for producing it
US7128887B2 (en) * 2003-05-29 2006-10-31 Specialty Minerals (Michigan) Inc. Platy precipitated calcium carbonate synthesis method
US7135157B2 (en) * 2003-06-06 2006-11-14 Specialty Minerals (Michigan) Inc. Process for the production of platy precipitated calcium carbonates
BRPI0601717A (pt) * 2006-05-04 2007-12-18 Du Pont Brasil processo para a fabricação de carbonato de cálcio
IN2014MN02048A (de) 2012-03-23 2015-08-14 Omya Int Ag
EP2786967A1 (de) * 2013-04-03 2014-10-08 HF Biotec Berlin GmbH Verfahren und Anlage zur Herstellung von kristallinem Calciumcarbonat unter kombinierter Verwendung zweier Gase mit unterschiedlichem CO2-Gehalt
EP3098202A1 (de) 2015-05-28 2016-11-30 Omya International AG Verfahren zur erhöhung der opazität von gefälltem calciumcarbonat

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126253A (en) * 1964-03-24 Process for the manufacture of finely
US2058503A (en) * 1933-01-04 1936-10-27 Raffold Process Corp Colloidal calcium carbonate
US2631922A (en) * 1949-08-03 1953-03-17 Ecusta Paper Corp Process of producing noncolloidal calcium carbonate
US2964382A (en) * 1958-04-04 1960-12-13 Wyandotte Chemicals Corp Production of precipitated calcium carbonate
US3197322A (en) * 1962-07-25 1965-07-27 Dow Chemical Co Preparation of calcium carbonate and the composition so made

Also Published As

Publication number Publication date
US3320026A (en) 1967-05-16
DE1592147B2 (de) 1972-10-05
GB1099392A (en) 1968-01-17
DE1592147A1 (de) 1972-05-18
DE1592147C3 (de) 1980-04-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CHAS. PFIZER & CO INC.

Effective date: 19850314