DK0536887T3 - In situ fremgangsmåde til fremstilling af hydrosulfitblegemiddel - Google Patents
In situ fremgangsmåde til fremstilling af hydrosulfitblegemiddelInfo
- Publication number
- DK0536887T3 DK0536887T3 DK92307772.1T DK92307772T DK0536887T3 DK 0536887 T3 DK0536887 T3 DK 0536887T3 DK 92307772 T DK92307772 T DK 92307772T DK 0536887 T3 DK0536887 T3 DK 0536887T3
- Authority
- DK
- Denmark
- Prior art keywords
- preparing
- situ process
- kaolin
- hydrosulfite bleach
- bleached
- Prior art date
Links
Classifications
-
- 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
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/36—Silicates having base-exchange properties but not having molecular sieve properties
- C01B33/38—Layered base-exchange silicates, e.g. clays, micas or alkali metal silicates of kenyaite or magadiite type
- C01B33/40—Clays
-
- 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
- C04B33/10—Eliminating iron or lime
-
- 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
-
- 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
- C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
-
- 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)
- Dispersion Chemistry (AREA)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Structural Engineering (AREA)
- Detergent Compositions (AREA)
- Lubricants (AREA)
- Catalysts (AREA)
- Paper (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/776,507 US5145814A (en) | 1991-10-11 | 1991-10-11 | In situ method for producing hydrosulfite beach and use thereof |
US90165292A | 1992-06-22 | 1992-06-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0536887T3 true DK0536887T3 (da) | 1997-03-17 |
Family
ID=27119194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK92307772.1T DK0536887T3 (da) | 1991-10-11 | 1992-08-26 | In situ fremgangsmåde til fremstilling af hydrosulfitblegemiddel |
Country Status (10)
Country | Link |
---|---|
US (1) | US5391526A (da) |
EP (1) | EP0536887B1 (da) |
AT (1) | ATE143651T1 (da) |
AU (1) | AU657778B2 (da) |
BR (1) | BR9203621A (da) |
DE (1) | DE69214247T2 (da) |
DK (1) | DK0536887T3 (da) |
ES (1) | ES2093210T3 (da) |
GR (1) | GR3021935T3 (da) |
MX (1) | MX9205045A (da) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5603411A (en) * | 1994-12-07 | 1997-02-18 | Engelhard Corporation | Method for separating mixture of finely divided minerals |
US6662951B1 (en) | 2000-09-27 | 2003-12-16 | Basic Resources, Inc. | Process for extracting and purifying naturally occurring zeolite |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB181132A (en) * | 1921-03-12 | 1922-06-12 | Augustus John Stubbs | A process for bleaching earthy minerals that in native deposits are stained by colouring matters that render them useless for industrial purposes |
US2149506A (en) * | 1936-07-06 | 1939-03-07 | Monsanto Chemicals | Method of bleaching minerals |
US3001852A (en) * | 1959-05-22 | 1961-09-26 | Georgia Kaolin Co | Clay bleaching |
US3393082A (en) * | 1965-10-12 | 1968-07-16 | Georgia Kaolin Co | Alumino-silicate pigment |
US3326705A (en) * | 1965-12-01 | 1967-06-20 | Minerals & Chem Philipp Corp | Method of reducing clay viscosity |
US3666513A (en) * | 1970-03-25 | 1972-05-30 | English Clays Lovering Pochin | Treatment of minerals |
US3853984A (en) * | 1973-10-17 | 1974-12-10 | Huber Corp J M | Controlling the leaching of kaolin clay |
US4076795A (en) * | 1976-09-09 | 1978-02-28 | Engelhard Minerals & Chemicals Corporation | Hydrosulfite production |
US4157980A (en) * | 1976-09-17 | 1979-06-12 | Engelhard Minerals & Chemicals Corporation | Hydrosulfite preparation |
US4105466A (en) * | 1976-10-12 | 1978-08-08 | J. M. Huber Corporation | Method for reducing the viscosity and for refining kaolin clays |
SE457647B (sv) * | 1987-06-24 | 1989-01-16 | Eka Nobel Ab | Saett vid blekning av material med ditionitloesning |
US5122279A (en) * | 1991-04-08 | 1992-06-16 | Romar Technologies Inc. | Ferrous dithionite process and compositions for removing dissolved heavy metals from water |
US5145814A (en) * | 1991-10-11 | 1992-09-08 | Engelhard Corporation | In situ method for producing hydrosulfite beach and use thereof |
-
1992
- 1992-08-18 AU AU21103/92A patent/AU657778B2/en not_active Ceased
- 1992-08-26 EP EP92307772A patent/EP0536887B1/en not_active Expired - Lifetime
- 1992-08-26 DE DE69214247T patent/DE69214247T2/de not_active Expired - Fee Related
- 1992-08-26 AT AT92307772T patent/ATE143651T1/de not_active IP Right Cessation
- 1992-08-26 ES ES92307772T patent/ES2093210T3/es not_active Expired - Lifetime
- 1992-08-26 DK DK92307772.1T patent/DK0536887T3/da active
- 1992-09-03 MX MX9205045A patent/MX9205045A/es not_active IP Right Cessation
- 1992-09-16 BR BR929203621A patent/BR9203621A/pt not_active IP Right Cessation
-
1994
- 1994-03-14 US US08/214,073 patent/US5391526A/en not_active Expired - Lifetime
-
1996
- 1996-12-06 GR GR960403346T patent/GR3021935T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
DE69214247D1 (de) | 1996-11-07 |
GR3021935T3 (en) | 1997-03-31 |
US5391526A (en) | 1995-02-21 |
MX9205045A (es) | 1993-04-01 |
AU657778B2 (en) | 1995-03-23 |
ES2093210T3 (es) | 1996-12-16 |
ATE143651T1 (de) | 1996-10-15 |
BR9203621A (pt) | 1993-04-27 |
DE69214247T2 (de) | 1997-04-03 |
EP0536887A1 (en) | 1993-04-14 |
EP0536887B1 (en) | 1996-10-02 |
AU2110392A (en) | 1993-04-22 |
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