IN2012DN03808A - - Google Patents

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Publication number
IN2012DN03808A
IN2012DN03808A IN3808DEN2012A IN2012DN03808A IN 2012DN03808 A IN2012DN03808 A IN 2012DN03808A IN 3808DEN2012 A IN3808DEN2012 A IN 3808DEN2012A IN 2012DN03808 A IN2012DN03808 A IN 2012DN03808A
Authority
IN
India
Prior art keywords
calcium carbonate
carbon dioxide
weight
solution
dissolved
Prior art date
Application number
Inventor
Christoph Jensen
Ilka Markwardt
Original Assignee
Calci Tech Synthetic Minerals Ltd
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 Calci Tech Synthetic Minerals Ltd filed Critical Calci Tech Synthetic Minerals Ltd
Publication of IN2012DN03808A publication Critical patent/IN2012DN03808A/en

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Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00Compounds of calcium, strontium, or barium
    • C01F11/18Carbonates
    • C01F11/181Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by control of the carbonation conditions
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00Compounds of calcium, strontium, or barium
    • C01F11/02Oxides or hydroxides
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00Compounds of calcium, strontium, or barium
    • C01F11/18Carbonates
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00Compounds of calcium, strontium, or barium
    • C01F11/18Carbonates
    • C01F11/182Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds
    • C01F11/183Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds the additive being an organic compound
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/01Particle morphology depicted by an image
    • C01P2004/03Particle morphology depicted by an image obtained by SEM
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/51Particles with a specific particle size distribution
    • C01P2004/52Particles with a specific particle size distribution highly monodisperse size distribution
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/62Submicrometer sized, i.e. from 0.1-1 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

A method of producing calcium carbonate from lime comprises the steps of: (i) providing an aqueous solution comprising 10% to 35% by weight of dissolved polyhydroxy compound and 1% to 5% by weight of dissolved calcium hydroxide (expressed as Ca(OH)2) and having a pH of at least 11.5; (ii) treating the solution prepared in step (i) to remove solids including suspended solids; (iii) dispersing carbon dioxide through the solution so as to form calcium carbonate with a consequential reduction in the pH of the reaction mixture, (iv) during a time period beginning at the start of a sudden, short rise in pH and ended during a subsequent fall in pH but before it reaches 9.5 terminating the dispersion of carbon dioxide and adding an alkaline reagent to maintain a pH for the product mixture of at least 9.5, and (v) recovering precipitated calcium carbonate.
IN3808DEN2012 2009-10-02 2010-10-04 IN2012DN03808A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0917248.7A GB0917248D0 (en) 2009-10-02 2009-10-02 Production of calcium carbonate
PCT/EP2010/006036 WO2011038936A1 (en) 2009-10-02 2010-10-04 Production of calcium carbonate

Publications (1)

Publication Number Publication Date
IN2012DN03808A true IN2012DN03808A (en) 2015-08-28

Family

ID=41393726

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3808DEN2012 IN2012DN03808A (en) 2009-10-02 2010-10-04

Country Status (18)

Country Link
US (1) US8470282B2 (en)
EP (1) EP2483203B1 (en)
JP (1) JP5612104B2 (en)
KR (1) KR101861161B1 (en)
CN (1) CN102666388B (en)
AU (1) AU2010300271B2 (en)
BR (1) BR112012007358B1 (en)
CA (1) CA2780900C (en)
ES (1) ES2438153T3 (en)
GB (1) GB0917248D0 (en)
HK (1) HK1174018A1 (en)
IL (1) IL219005A (en)
IN (1) IN2012DN03808A (en)
PL (1) PL2483203T3 (en)
RU (1) RU2553305C2 (en)
SI (1) SI2483203T1 (en)
WO (1) WO2011038936A1 (en)
ZA (1) ZA201203170B (en)

Families Citing this family (18)

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FI126212B (en) * 2012-03-27 2016-08-15 Upm Kymmene Corp Process and system for isolating xylan from plant material
CN104418376B (en) * 2013-09-03 2016-08-17 井陉县京华钙业有限公司 A kind of production technology of winnofil
US11078557B2 (en) * 2013-11-06 2021-08-03 Lixivia, Inc. Systems and methods for alkaline earth production
US9738950B2 (en) 2013-11-06 2017-08-22 Lixivia, Inc. Systems and methods for alkaline earth production
US9902652B2 (en) 2014-04-23 2018-02-27 Calera Corporation Methods and systems for utilizing carbide lime or slag
CN106536413A (en) * 2014-04-28 2017-03-22 理科思维亚公司 Methods for producing alkaline earth carbonates
ES2649468T3 (en) * 2014-12-12 2018-01-12 Omya International Ag Improved process for the production of precipitated calcium carbonate
DE102015223938A1 (en) * 2015-12-01 2017-06-01 Siemens Aktiengesellschaft Method and device for storing electrical energy by means of a chemical synthesis
EP3252010A1 (en) 2016-05-31 2017-12-06 HF Biotec Berlin GmbH Precipitated calcium carbonate (pcc) with defined grain size and grain size distribution and method for the production thereof
CN106348331A (en) * 2016-08-23 2017-01-25 魏巍 Building waste material utilization method
KR101964975B1 (en) * 2017-08-29 2019-04-02 서경산업주식회사 Method of producing calcium carbinate and iron oxide from steel making slag
CN108102429A (en) * 2017-12-08 2018-06-01 安徽新涛新材料科技股份有限公司 Low alkalinity super-fine active calcium carbide and preparation method
IT201800007207A1 (en) * 2018-07-16 2020-01-16 Process and plant for the production of calcium carbonate from biological and digested sludge.
WO2020061039A1 (en) * 2018-09-17 2020-03-26 Graymont (Pa) Inc. Production of calcium carbonate via solid-state calcium hydroxide particles and carbon dioxide, and associated systems and methods
AU2021226345A1 (en) 2020-02-25 2022-09-15 Arelac, Inc. Methods and systems for treatment of lime to form vaterite
US11377363B2 (en) 2020-06-30 2022-07-05 Arelac, Inc. Methods and systems for forming vaterite from calcined limestone using electric kiln
US11643593B2 (en) 2021-05-07 2023-05-09 Conocophillips Company Proppant from captured carbon
CN114772625A (en) * 2022-04-12 2022-07-22 四川大学 Method for dissolving out calcium ions in carbide slag and method for mineralizing and storing CO by using calcium ions in carbide slag2Application of co-produced light calcium carbonate

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US3340003A (en) 1965-06-01 1967-09-05 Ohio Lime Company Process for producing high purity alkaline earth compounds
US3443890A (en) 1966-12-05 1969-05-13 Diamond Shamrock Corp Process for the production of calcium carbonate
US3595794A (en) 1967-04-17 1971-07-27 Xerox Corp Electrostatographic developer
DE1904299A1 (en) 1969-01-29 1970-09-10 Diamond Shamrock Corp Prodn of calcium carbonate fillers
US3669620A (en) * 1969-09-08 1972-06-13 Tate & Lyle Ltd Manufacture of aragonite
JPS537398B2 (en) 1971-11-12 1978-03-17
US4237147A (en) 1974-01-04 1980-12-02 Monsanto Company Stabilized amorphous calcium carbonate
JPS5354200A (en) * 1976-10-28 1978-05-17 Sumitomo Cement Co Process for producing high class calcium carbonate
JPS60103025A (en) * 1983-11-04 1985-06-07 Shiraishi Chuo Kenkyusho:Kk Manufacture of calcium carbonate
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JPS61219716A (en) * 1985-03-25 1986-09-30 Agency Of Ind Science & Technol Production of cubic calcium carbonate
JPS62202817A (en) 1986-02-27 1987-09-07 Toyo Denka Kogyo Kk Production of fine particle of calcium carbonate
ES2002600A6 (en) 1987-04-03 1988-08-16 Auxiliar Ind Sa Empresa Process for the production of high-purity magnesium oxide from minerals containing calcium and magnesium.
ES2017403A6 (en) * 1989-07-28 1991-02-01 Auxiliar Ind Sa Empresa Procedure to obtain calcium carbonate of high purity, to partition of any mineral that contains calcium. (Machine-translation by Google Translate, not legally binding)
JPH0829936B2 (en) 1989-09-04 1996-03-27 新王子製紙株式会社 Method for producing colored calcium carbonate
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Also Published As

Publication number Publication date
IL219005A0 (en) 2012-06-28
AU2010300271B2 (en) 2015-04-30
RU2012117123A (en) 2013-11-10
CN102666388B (en) 2014-12-31
CN102666388A (en) 2012-09-12
HK1174018A1 (en) 2013-05-31
WO2011038936A1 (en) 2011-04-07
CA2780900A1 (en) 2011-04-07
IL219005A (en) 2015-06-30
PL2483203T3 (en) 2014-03-31
EP2483203B1 (en) 2013-09-04
BR112012007358B1 (en) 2021-02-23
EP2483203A1 (en) 2012-08-08
CA2780900C (en) 2022-05-10
RU2553305C2 (en) 2015-06-10
JP2013506613A (en) 2013-02-28
US8470282B2 (en) 2013-06-25
KR20120093247A (en) 2012-08-22
SI2483203T1 (en) 2014-02-28
ZA201203170B (en) 2013-07-31
AU2010300271A1 (en) 2012-05-24
ES2438153T3 (en) 2014-01-16
JP5612104B2 (en) 2014-10-22
KR101861161B1 (en) 2018-05-25
BR112012007358A2 (en) 2016-10-04
US20120189515A1 (en) 2012-07-26
GB0917248D0 (en) 2009-11-18

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