FR957887A - - Google Patents
Info
- Publication number
- FR957887A FR957887A FR957887DA FR957887A FR 957887 A FR957887 A FR 957887A FR 957887D A FR957887D A FR 957887DA FR 957887 A FR957887 A FR 957887A
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- 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
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
-
- 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
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
- C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
- C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
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- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1683342A GB561750A (en) | 1942-11-27 | 1942-11-27 | Improvements in the manufacture of precipitated silica |
Publications (1)
Publication Number | Publication Date |
---|---|
FR957887A true FR957887A (nl) | 1950-02-28 |
Family
ID=10084501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR957887D Expired FR957887A (nl) | 1942-11-27 |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR957887A (nl) |
GB (1) | GB561750A (nl) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1073459B (de) * | 1960-01-21 | Badische Anilin- i&. Soda-Fabrik Aktiengesellschaft, Ludwigshafen/Rhein | Verfahren zur Herstellung von Kieselsäure als Träger für Katalysatoren | |
DE966985C (de) * | 1950-12-02 | 1957-09-26 | Degussa | Verfahren zur Herstellung einer als Fuellstoff fuer natuerlichen und synthetischen Kautschuk und andere Elastomere besonders geeigneten feinteiligen, nichtgelatinoesen Kieselsaeure |
DE946433C (de) * | 1951-07-13 | 1956-08-02 | Benckiser Gmbh Joh A | Verfahren zur Herstellung von Kieselsaeure in hochaktiver, voluminoeser Pulverform |
US2805955A (en) * | 1952-04-22 | 1957-09-10 | Columbia Southern Chem Corp | Silica composition and production thereof |
US2844436A (en) * | 1952-11-28 | 1958-07-22 | Philadelphia Quartz Co | Manufacture of finely-divided compounds of certain elements |
DE1023022B (de) * | 1953-08-24 | 1958-01-23 | Columbia Southern Chem Corp | Verfahren zur Herstellung einer waessrigen, Kieselsaeure enthaltenden Aufschlaemmung |
US2832701A (en) * | 1953-09-25 | 1958-04-29 | Pfizer & Co C | Method of making drain-clear containers |
US3085861A (en) * | 1955-04-08 | 1963-04-16 | Pittsburgh Plate Glass Co | Preparation of siliceous pigment |
US2940830A (en) * | 1955-08-23 | 1960-06-14 | Columbia Southern Chem Corp | Method of preparing silica pigments |
GB8707526D0 (en) * | 1987-03-30 | 1987-05-07 | Unilever Plc | Amorphous silicas |
JPS63291808A (ja) * | 1987-05-25 | 1988-11-29 | Kawatetsu Kogyo Kk | 高純度シリカの製造方法 |
-
0
- FR FR957887D patent/FR957887A/fr not_active Expired
-
1942
- 1942-11-27 GB GB1683342A patent/GB561750A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB561750A (en) | 1944-06-02 |