SK283545B6 - Spôsob znižovania obsahu železa v uhličitane vápenatom - Google Patents
Spôsob znižovania obsahu železa v uhličitane vápenatom Download PDFInfo
- Publication number
- SK283545B6 SK283545B6 SK618-97A SK61897A SK283545B6 SK 283545 B6 SK283545 B6 SK 283545B6 SK 61897 A SK61897 A SK 61897A SK 283545 B6 SK283545 B6 SK 283545B6
- Authority
- SK
- Slovakia
- Prior art keywords
- calcium carbonate
- suspension
- iron
- chelating agent
- weight
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/02—Compounds of alkaline earth metals or magnesium
- C09C1/021—Calcium 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Paper (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Medicinal Preparation (AREA)
- Catalysts (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/343,002 US5690897A (en) | 1994-11-21 | 1994-11-21 | Method for purification of calcium carbonate |
PCT/US1995/014994 WO1996015985A1 (en) | 1994-11-21 | 1995-11-16 | Method for purification of calcium carbonate |
Publications (2)
Publication Number | Publication Date |
---|---|
SK61897A3 SK61897A3 (en) | 1997-10-08 |
SK283545B6 true SK283545B6 (sk) | 2003-09-11 |
Family
ID=23344262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SK618-97A SK283545B6 (sk) | 1994-11-21 | 1995-11-16 | Spôsob znižovania obsahu železa v uhličitane vápenatom |
Country Status (23)
Country | Link |
---|---|
US (1) | US5690897A (pt) |
EP (1) | EP0793621B1 (pt) |
JP (1) | JPH10509129A (pt) |
KR (1) | KR100419122B1 (pt) |
CN (1) | CN1057980C (pt) |
AT (1) | ATE212321T1 (pt) |
AU (1) | AU709389B2 (pt) |
BR (1) | BR9509796A (pt) |
CA (1) | CA2205599A1 (pt) |
DE (1) | DE69525175T2 (pt) |
DK (1) | DK0793621T3 (pt) |
ES (1) | ES2170175T3 (pt) |
FI (1) | FI972150A (pt) |
IL (1) | IL116038A (pt) |
MY (1) | MY113554A (pt) |
NO (1) | NO315269B1 (pt) |
NZ (1) | NZ298221A (pt) |
PL (1) | PL320474A1 (pt) |
PT (1) | PT793621E (pt) |
SK (1) | SK283545B6 (pt) |
TW (1) | TW349928B (pt) |
WO (1) | WO1996015985A1 (pt) |
ZA (1) | ZA959607B (pt) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU5593298A (en) * | 1996-12-05 | 1998-06-29 | Dow Chemical Company, The | Process for preparing calcium carbonate which contains low concentrations of non-calcium metals |
FR2787802B1 (fr) * | 1998-12-24 | 2001-02-02 | Pluss Stauffer Ag | Nouvelle charge ou pigment ou mineral traite pour papier, notamment pigment contenant du caco3 naturel, son procede de fabrication, compositions les contenant, et leurs applications |
AU3615800A (en) * | 1999-03-02 | 2000-09-21 | Michael W Ginn | A composition of matter comprising high brightness calcium carbonate pigments and processes for making same |
US6251356B1 (en) | 1999-07-21 | 2001-06-26 | G. R. International, Inc. | High speed manufacturing process for precipitated calcium carbonate employing sequential perssure carbonation |
EP1149802A1 (en) * | 2000-04-28 | 2001-10-31 | AZIENDE CHIMICHE RIUNITE ANGELINI FRANCESCO - A.C.R.A.F. - S.p.A. | Calcium carbonate substantially free of ammonium ions and process for the preparation thereof |
AU2003253682A1 (en) * | 2002-06-24 | 2004-01-06 | The Procter And Gamble Company | Food package |
JP4502618B2 (ja) * | 2003-10-10 | 2010-07-14 | 中部キレスト株式会社 | 高純度カーボンブラックの製法 |
US8637091B2 (en) * | 2005-05-03 | 2014-01-28 | Tessenderlokerley Inc | Compositions comprising particles resulting from processing in a slurry mix |
PT1982759E (pt) * | 2007-03-21 | 2011-12-23 | Omya Development Ag | Carbonato de cálcio com superfície tratada e sua utilização no tratamento de água residual |
JP5163396B2 (ja) * | 2008-09-25 | 2013-03-13 | 東レ株式会社 | ポリエステル組成物およびその製造方法からなる離型用、あるいはコンデンサ用フィルム |
CN102730734B (zh) * | 2012-06-18 | 2015-05-20 | 佛山市松宝电子功能材料有限公司 | 一种碳酸钙的提纯方法 |
DE102012217302A1 (de) * | 2012-09-25 | 2014-03-27 | Upm-Kymmene Corp. | Verfahren zur Herstellung von Basisprodukten zur Verwendung als beispielsweise Alkalisierungsmittel (Natronlaugenersatz), zur Bodenstabilisierung oder als Füllstoff/Pigment |
DE102012217305A1 (de) | 2012-09-25 | 2014-03-27 | Upm-Kymmene Corporation | Verfahren zur Herstellung von Basisprodukten aus Asche, insbesondere Papierasche |
CN103897434B (zh) * | 2014-04-19 | 2016-03-30 | 芮城新泰纳米材料有限公司 | 塑料母粒专用纳米碳酸钙的制备方法 |
CN105256652A (zh) * | 2015-09-18 | 2016-01-20 | 金华盛纸业(苏州工业园区)有限公司 | 一种提升造纸填料白度的方法 |
US10590003B1 (en) | 2017-08-24 | 2020-03-17 | Mississippi Lime Company | Method of brightening ground calcium carbonate |
CN108047766B (zh) * | 2017-12-19 | 2020-12-08 | 安徽省宣城市华纳新材料科技有限公司 | 一种纳米碳酸钙表面改性的方法 |
CN111740102B (zh) * | 2020-06-23 | 2021-09-14 | 自贡同发荣新材料有限公司 | 基于低品位磷酸锂制成用作新能源电池的磷酸锂的方法 |
CN114380315B (zh) * | 2021-09-22 | 2024-01-26 | 湖南新绿方药业有限公司 | 一种药用碳酸钙的纯化方法及其生产设备 |
CN114685141A (zh) * | 2022-05-05 | 2022-07-01 | 董坤 | 一种用于陶瓷原料的除铁增白方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4157379A (en) * | 1976-04-16 | 1979-06-05 | Toyo Soda Manufacturing Co., Ltd. | Process for producing chain structured corpuscular calcium carbonate |
US4239736A (en) * | 1979-02-26 | 1980-12-16 | Dresser Industries, Inc. | Method for increasing the brightness of limestone |
US4272498A (en) * | 1979-09-25 | 1981-06-09 | Foster Wheeler Energy Corporation | Process for comminuting and activating limestone by reaction with CO2 |
SU983051A1 (ru) * | 1981-01-05 | 1982-12-23 | Предприятие П/Я А-3732 | Способ очистки технического карбонатного сырь |
US4793985A (en) * | 1982-08-23 | 1988-12-27 | J. M. Huber Corporation | Method of producing ultrafine ground calcium carbonate |
JPS5964527A (ja) * | 1982-09-29 | 1984-04-12 | Shiraishi Chuo Kenkyusho:Kk | アモルファス炭酸カルシウムの製造方法 |
US4824653A (en) * | 1988-09-29 | 1989-04-25 | Franklin Industries, Inc. | Method of bleaching limestone |
DD298372A5 (de) * | 1989-11-29 | 1992-02-20 | Bergakademie Freiberg,De | Verfahren zur herstellung von besonders als fuellstoff geeigneten calciumcarbonatpulvern aus waessrigen loesungen |
JP3113315B2 (ja) * | 1991-05-27 | 2000-11-27 | 恒和化学工業株式会社 | 多孔質炭酸カルシウム微細粒子及びその製造方法 |
US5533678A (en) * | 1993-01-19 | 1996-07-09 | Pluess-Staufer Ag | Method for the production of carbonates by wet grinding |
-
1994
- 1994-11-21 US US08/343,002 patent/US5690897A/en not_active Expired - Fee Related
-
1995
- 1995-11-13 ZA ZA959607A patent/ZA959607B/xx unknown
- 1995-11-16 KR KR1019970703355A patent/KR100419122B1/ko not_active IP Right Cessation
- 1995-11-16 PT PT95942428T patent/PT793621E/pt unknown
- 1995-11-16 SK SK618-97A patent/SK283545B6/sk unknown
- 1995-11-16 CA CA002205599A patent/CA2205599A1/en not_active Abandoned
- 1995-11-16 DE DE69525175T patent/DE69525175T2/de not_active Expired - Fee Related
- 1995-11-16 IL IL11603895A patent/IL116038A/xx active IP Right Grant
- 1995-11-16 CN CN95196363A patent/CN1057980C/zh not_active Expired - Fee Related
- 1995-11-16 AT AT95942428T patent/ATE212321T1/de not_active IP Right Cessation
- 1995-11-16 BR BR9509796A patent/BR9509796A/pt not_active IP Right Cessation
- 1995-11-16 PL PL95320474A patent/PL320474A1/xx unknown
- 1995-11-16 AU AU43655/96A patent/AU709389B2/en not_active Ceased
- 1995-11-16 DK DK95942428T patent/DK0793621T3/da active
- 1995-11-16 ES ES95942428T patent/ES2170175T3/es not_active Expired - Lifetime
- 1995-11-16 EP EP95942428A patent/EP0793621B1/en not_active Expired - Lifetime
- 1995-11-16 WO PCT/US1995/014994 patent/WO1996015985A1/en active IP Right Grant
- 1995-11-16 NZ NZ298221A patent/NZ298221A/xx unknown
- 1995-11-16 JP JP8516996A patent/JPH10509129A/ja not_active Withdrawn
- 1995-11-17 MY MYPI95003505A patent/MY113554A/en unknown
-
1996
- 1996-01-06 TW TW085100117A patent/TW349928B/zh active
-
1997
- 1997-05-20 NO NO19972286A patent/NO315269B1/no not_active IP Right Cessation
- 1997-05-20 FI FI972150A patent/FI972150A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CN1057980C (zh) | 2000-11-01 |
NO972286L (no) | 1997-05-20 |
NO972286D0 (no) | 1997-05-20 |
NZ298221A (en) | 1999-03-29 |
ATE212321T1 (de) | 2002-02-15 |
CA2205599A1 (en) | 1996-05-30 |
CN1170394A (zh) | 1998-01-14 |
DK0793621T3 (da) | 2002-03-18 |
EP0793621A1 (en) | 1997-09-10 |
KR100419122B1 (ko) | 2004-05-20 |
AU4365596A (en) | 1996-06-17 |
FI972150A0 (fi) | 1997-05-20 |
PT793621E (pt) | 2002-06-28 |
ES2170175T3 (es) | 2002-08-01 |
JPH10509129A (ja) | 1998-09-08 |
ZA959607B (en) | 1996-04-03 |
IL116038A (en) | 2000-07-16 |
AU709389B2 (en) | 1999-08-26 |
TW349928B (en) | 1999-01-11 |
WO1996015985A1 (en) | 1996-05-30 |
SK61897A3 (en) | 1997-10-08 |
MY113554A (en) | 2002-03-30 |
MX9703753A (es) | 1997-09-30 |
NO315269B1 (no) | 2003-08-11 |
PL320474A1 (en) | 1997-09-29 |
DE69525175D1 (de) | 2002-03-14 |
BR9509796A (pt) | 1997-09-30 |
DE69525175T2 (de) | 2002-10-31 |
FI972150A (fi) | 1997-05-20 |
KR970707044A (ko) | 1997-12-01 |
EP0793621B1 (en) | 2002-01-23 |
IL116038A0 (en) | 1996-01-31 |
US5690897A (en) | 1997-11-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SK283545B6 (sk) | Spôsob znižovania obsahu železa v uhličitane vápenatom | |
RU2119542C1 (ru) | Способ извлечения оксида цинка (варианты) | |
US5939036A (en) | Manufacture of precipitated calcium carbonate | |
US6132696A (en) | Manufacture of precipitated calcium carbonate of improved color and stable crystalline form | |
CN106276935B (zh) | 水玻璃联产白炭黑清洁化生产工艺 | |
JPH11509586A (ja) | 石灰と石灰スラッジからの不純物の分離法と、不純物、例えばケイ素を含有する緑液の2段階カセイ化法 | |
SK285009B6 (sk) | Spôsob prípravy roztoku iónov vápnika z vápna a spôsob výroby produktu s obsahom vápnika | |
CN1249176C (zh) | 碳酸钙的提纯增白方法 | |
US4405588A (en) | Process of removing iron impurities from ores | |
CN102328947B (zh) | 一种回收锶渣的方法 | |
JPH0967118A (ja) | 硫酸廃液からの石膏の製造方法 | |
WO2007092421A2 (en) | A method of treating an aqueous suspension of kaolin | |
US6214313B1 (en) | High-purity magnesium hydroxide and process for its production | |
JPS60108357A (ja) | ゼオライトaの製造方法および得られた生成物 | |
JP2008189587A (ja) | シアナミド水溶液、及びジシアンジアミドの製造法 | |
JPH0236524B2 (pt) | ||
MXPA97003753A (es) | Metodo para la purificacion de carbonato de calcio | |
RU2475452C2 (ru) | Гелевая частица гидроксида алюминия и способ для изготовления таковых | |
CN110004292A (zh) | 一种废弃硫酸锰溶液净化降低钙镁含量的工艺 | |
CA2208150C (en) | Manufacture of precipitated calcium carbonate of improved colour | |
JP6579317B2 (ja) | 焼却灰の脱塩方法 | |
KR0128123B1 (ko) | 고순도 산화철 제조를 위한 폐산의 정제방법 | |
RU2082797C1 (ru) | Способ переработки марганецсодержащего сырья | |
US4137050A (en) | Coal desulfurization | |
KR0136191B1 (ko) | 열분해법으로 제조된 산화철의 정제방법 |