DK0844988T3 - Fremgangsmåde til fremstilling af mineraler, der er gjort lysere - Google Patents
Fremgangsmåde til fremstilling af mineraler, der er gjort lysereInfo
- Publication number
- DK0844988T3 DK0844988T3 DK96933316T DK96933316T DK0844988T3 DK 0844988 T3 DK0844988 T3 DK 0844988T3 DK 96933316 T DK96933316 T DK 96933316T DK 96933316 T DK96933316 T DK 96933316T DK 0844988 T3 DK0844988 T3 DK 0844988T3
- Authority
- DK
- Denmark
- Prior art keywords
- brightened
- dispersion
- mixture
- made lighter
- dispersed
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/005—Pretreatment specially adapted for magnetic separation
- B03C1/015—Pretreatment specially adapted for magnetic separation by chemical treatment imparting magnetic properties to the material to be separated, e.g. roasting, reduction, oxidation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/14—Colouring matters
-
- 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
- C09C1/022—Treatment with inorganic compounds
-
- 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
- C09C1/28—Compounds of silicon
-
- 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
- C09C1/40—Compounds of aluminium
- C09C1/42—Clays
-
- 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
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Detergent Compositions (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Paper (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Compounds Of Iron (AREA)
- Compounds Of Unknown Constitution (AREA)
- Hard Magnetic Materials (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19530062A DE19530062C2 (de) | 1995-08-16 | 1995-08-16 | Verfahren zur Herstellung aufgehellter Mineralien |
PCT/DE1996/001535 WO1997007076A1 (de) | 1995-08-16 | 1996-08-13 | Verfahren zur herstellung aufgehellter mineralien |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0844988T3 true DK0844988T3 (da) | 1999-10-11 |
Family
ID=7769585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK96933316T DK0844988T3 (da) | 1995-08-16 | 1996-08-13 | Fremgangsmåde til fremstilling af mineraler, der er gjort lysere |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0844988B1 (da) |
AT (1) | ATE178038T1 (da) |
CZ (1) | CZ288910B6 (da) |
DE (2) | DE19530062C2 (da) |
DK (1) | DK0844988T3 (da) |
ES (1) | ES2131962T3 (da) |
HU (1) | HUP0004553A2 (da) |
NO (1) | NO980614L (da) |
SK (1) | SK19098A3 (da) |
WO (1) | WO1997007076A1 (da) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0103500D0 (en) | 2001-02-13 | 2001-03-28 | Imerys Minerals Ltd | Calcium carbonate products |
US7648032B2 (en) | 2004-03-23 | 2010-01-19 | Imerys Pigments, Inc. | Effective reductive bleaching of mineral slurries |
CN110255576B (zh) * | 2019-08-02 | 2022-09-06 | 四川赛和新材料科技有限责任公司 | 通过高梯度磁选和化学漂白法制备高白度绢云母的方法 |
CN114988420A (zh) * | 2022-07-11 | 2022-09-02 | 福建长泰万泰矿物制品有限公司 | 硅土除铁漂白工艺 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3477809A (en) * | 1966-12-30 | 1969-11-11 | Georgia Kaolin Co | Kaolin treatment |
US3974067A (en) * | 1974-10-08 | 1976-08-10 | Anglo-American Clays Corporation | Method for improving clay brightness utilizing magnetic separation |
GB1585122A (en) * | 1976-10-07 | 1981-02-25 | English Clays Lovering Pochin | Clays |
US4186027A (en) * | 1976-10-07 | 1980-01-29 | English Clays Lovering Pochin & Company Limited | Processing of kaolinitic clays at high solids |
GB2018733B (en) * | 1978-04-17 | 1982-09-22 | Yara Engineering Corp | Production of kaolin pigments |
EP0131785B1 (en) * | 1983-07-14 | 1988-06-15 | Georgia Kaolin Company, Inc. | Processing of kaolinitic clays at high solids under acidic conditions |
DD298496A5 (de) * | 1989-02-13 | 1992-02-27 | Institut Fuer Mineralische Rohstoff- U. Lagerstaettenwirtschaft,De | Verfahren zur aufbereitung von schichtsilikatrohstoffen |
US5342443A (en) * | 1993-04-06 | 1994-08-30 | Engelhard Corporation | Method for bleaching kaolin clay |
-
1995
- 1995-08-16 DE DE19530062A patent/DE19530062C2/de not_active Expired - Fee Related
-
1996
- 1996-08-13 EP EP96933316A patent/EP0844988B1/de not_active Revoked
- 1996-08-13 WO PCT/DE1996/001535 patent/WO1997007076A1/de not_active Application Discontinuation
- 1996-08-13 ES ES96933316T patent/ES2131962T3/es not_active Expired - Lifetime
- 1996-08-13 CZ CZ1998403A patent/CZ288910B6/cs not_active IP Right Cessation
- 1996-08-13 SK SK190-98A patent/SK19098A3/sk unknown
- 1996-08-13 DK DK96933316T patent/DK0844988T3/da active
- 1996-08-13 DE DE59601513T patent/DE59601513D1/de not_active Expired - Fee Related
- 1996-08-13 AT AT96933316T patent/ATE178038T1/de not_active IP Right Cessation
- 1996-08-13 HU HU0004553A patent/HUP0004553A2/hu unknown
-
1998
- 1998-02-13 NO NO980614A patent/NO980614L/no unknown
Also Published As
Publication number | Publication date |
---|---|
EP0844988A1 (de) | 1998-06-03 |
WO1997007076A1 (de) | 1997-02-27 |
CZ288910B6 (cs) | 2001-09-12 |
ATE178038T1 (de) | 1999-04-15 |
NO980614D0 (no) | 1998-02-13 |
DE19530062A1 (de) | 1997-02-20 |
CZ40398A3 (cs) | 1998-07-15 |
SK19098A3 (en) | 1998-09-09 |
EP0844988B1 (de) | 1999-03-24 |
DE19530062C2 (de) | 1998-10-15 |
DE59601513D1 (de) | 1999-04-29 |
HUP0004553A2 (hu) | 2001-04-28 |
ES2131962T3 (es) | 1999-08-01 |
NO980614L (no) | 1998-02-13 |
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