FI760963A - - Google Patents
Info
- Publication number
- FI760963A FI760963A FI760963A FI760963A FI760963A FI 760963 A FI760963 A FI 760963A FI 760963 A FI760963 A FI 760963A FI 760963 A FI760963 A FI 760963A FI 760963 A FI760963 A FI 760963A
- Authority
- FI
- Finland
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
- C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
-
- 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
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
-
- 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
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 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
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
-
- 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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/567,138 US3980240A (en) | 1975-04-11 | 1975-04-11 | Brightening of natural calcitic ores |
| US56713875 | 1975-04-11 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI760963A true FI760963A (fi) | 1976-10-12 |
| FI62128B FI62128B (fi) | 1982-07-30 |
| FI62128C FI62128C (fi) | 1982-11-10 |
Family
ID=24265879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI760963A FI62128C (fi) | 1975-04-11 | 1976-04-08 | Foerfarande foer klarning och rening av natur-kalcitmalm |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3980240A (fi) |
| CA (1) | CA1061957A (fi) |
| DE (1) | DE2615699C2 (fi) |
| ES (1) | ES446902A1 (fi) |
| FI (1) | FI62128C (fi) |
| FR (1) | FR2306939A1 (fi) |
| GB (1) | GB1519528A (fi) |
| IT (1) | IT1059056B (fi) |
| NO (1) | NO143946C (fi) |
| SE (1) | SE414310B (fi) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4281799A (en) * | 1976-09-27 | 1981-08-04 | J. M. Huber Corporation | Process for improved magnetic beneficiation of clays |
| AU517503B2 (en) * | 1978-01-10 | 1981-08-06 | Anglo-American Clays Corp. | Brightening natural calcitic ores to yield calcium carbonate |
| US4165840A (en) * | 1978-01-10 | 1979-08-28 | Anglo-American Clays Corporation | Method for brightening natural calcitic ores |
| US4293097A (en) * | 1978-01-10 | 1981-10-06 | Anglo-American Clays Corporation | Method for brightening natural calcitic ores |
| US4510254A (en) * | 1984-01-23 | 1985-04-09 | Morris Horton H | Method of treating zeolite ores to remove discoloring impurities and improve its brightness and resulting finely ground zeolite |
| EP0216002A3 (en) * | 1985-05-17 | 1989-05-31 | Georgia Kaolin Company, Inc. | Process for beneficiating natural calcite ores |
| GB8711094D0 (en) * | 1987-05-11 | 1987-06-17 | Ecc Int Ltd | Natural calcium carbonate ores |
| US5112782A (en) * | 1989-05-04 | 1992-05-12 | Engelhard Corporation | Cationically processed calcined kaolin clay |
| CA2013619C (en) * | 1989-05-04 | 1996-06-18 | Steven A. Brown | Cationic processing of kaolin ores |
| GB2275876B (en) * | 1993-03-12 | 1996-07-17 | Ecc Int Ltd | Grinding alkaline earth metal pigments |
| CN1042522C (zh) * | 1994-04-15 | 1999-03-17 | 轻工业部造纸工业科学研究所 | 一种超细研磨碳酸钙的制备方法及其设备 |
| US5900604A (en) * | 1997-03-18 | 1999-05-04 | Mcneill; Harry L. | Progressive mineral reduction with classification, grinding and air lift concentration |
| EP1180090A1 (en) * | 1999-03-02 | 2002-02-20 | Michael W. Ginn | A composition of matter comprising high brightness calcium carbonate pigments and processes for making same |
| US6143065A (en) * | 1999-07-12 | 2000-11-07 | J. M. Huber Corporation | Precipitated calcium carbonate product having improved brightness and method of preparing the same |
| US6662951B1 (en) | 2000-09-27 | 2003-12-16 | Basic Resources, Inc. | Process for extracting and purifying naturally occurring zeolite |
| US8033398B2 (en) * | 2005-07-06 | 2011-10-11 | Cytec Technology Corp. | Process and magnetic reagent for the removal of impurities from minerals |
| CN101600507A (zh) * | 2007-01-05 | 2009-12-09 | 氰特技术公司 | 去除碳酸盐矿物中杂质的过程 |
| EP3354622A1 (en) * | 2017-01-26 | 2018-08-01 | Omya International AG | Process for the preparation of fragmented natural calcium carbonate with a reduced content of impurities and products obtained thereof |
| US10590003B1 (en) | 2017-08-24 | 2020-03-17 | Mississippi Lime Company | Method of brightening ground calcium carbonate |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2287440A (en) * | 1939-03-16 | 1942-06-23 | Du Pont | Process of making pigment material |
| US3307790A (en) * | 1963-03-20 | 1967-03-07 | Mineral Ind Corp Of America | Flotation method and apparatus |
| US3512722A (en) * | 1967-10-03 | 1970-05-19 | Georgia Marble Co | Method of producing a finely divided substance and apparatus therefor |
| US3627678A (en) * | 1969-09-03 | 1971-12-14 | Magnetic Eng Ass Inc | Magnetic separator and magnetic separation method |
| BE755970A (fr) * | 1969-09-10 | 1971-02-15 | English Clays Lovering Pochin | Pigment mixte se composant d'un pigment a l'argile et d'un pigment au cabonate de calcium |
| US3604634A (en) * | 1969-10-28 | 1971-09-14 | English Clays Lovering Pochin | Comminution of solid materials |
| US3676337A (en) * | 1970-07-09 | 1972-07-11 | Massachusetts Inst Technology | Process for magnetic separation |
| US3819515A (en) * | 1972-08-28 | 1974-06-25 | J Allen | Magnetic separator |
-
1975
- 1975-04-11 US US05/567,138 patent/US3980240A/en not_active Expired - Lifetime
-
1976
- 1976-04-08 GB GB14350/76A patent/GB1519528A/en not_active Expired
- 1976-04-08 FI FI760963A patent/FI62128C/fi not_active IP Right Cessation
- 1976-04-09 IT IT22121/76A patent/IT1059056B/it active
- 1976-04-09 NO NO761244A patent/NO143946C/no unknown
- 1976-04-09 CA CA249,982A patent/CA1061957A/en not_active Expired
- 1976-04-09 DE DE2615699A patent/DE2615699C2/de not_active Expired
- 1976-04-09 FR FR7610502A patent/FR2306939A1/fr active Granted
- 1976-04-09 SE SE7604213A patent/SE414310B/xx not_active IP Right Cessation
- 1976-04-10 ES ES446902A patent/ES446902A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES446902A1 (es) | 1977-09-16 |
| NO761244L (fi) | 1976-10-12 |
| GB1519528A (en) | 1978-08-02 |
| CA1061957A (en) | 1979-09-11 |
| FI62128C (fi) | 1982-11-10 |
| FI62128B (fi) | 1982-07-30 |
| DE2615699A1 (de) | 1976-10-28 |
| SE414310B (sv) | 1980-07-21 |
| FR2306939B1 (fi) | 1983-02-11 |
| SE7604213L (sv) | 1976-10-12 |
| US3980240A (en) | 1976-09-14 |
| DE2615699C2 (de) | 1985-11-14 |
| NO143946C (no) | 1981-05-13 |
| FR2306939A1 (fr) | 1976-11-05 |
| IT1059056B (it) | 1982-05-31 |
| NO143946B (no) | 1981-02-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MA | Patent expired | ||
| MA | Patent expired |
Owner name: ANGLO-AMERICAN CLAYS CORPORATION |