GB2139204B - Process for producing fine-crystalline-quartz - Google Patents
Process for producing fine-crystalline-quartzInfo
- Publication number
- GB2139204B GB2139204B GB08312508A GB8312508A GB2139204B GB 2139204 B GB2139204 B GB 2139204B GB 08312508 A GB08312508 A GB 08312508A GB 8312508 A GB8312508 A GB 8312508A GB 2139204 B GB2139204 B GB 2139204B
- Authority
- GB
- United Kingdom
- Prior art keywords
- quartz
- crystalline
- producing fine
- fine
- producing
- Prior art date
- 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
- 239000010453 quartz Substances 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
-
- 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
- C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/16—Oxides
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
-
- 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
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Metallurgy (AREA)
- Crystallography & Structural Chemistry (AREA)
- Ceramic Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Glass Compositions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB08312508A GB2139204B (en) | 1983-05-06 | 1983-05-06 | Process for producing fine-crystalline-quartz |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB08312508A GB2139204B (en) | 1983-05-06 | 1983-05-06 | Process for producing fine-crystalline-quartz |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB8312508D0 GB8312508D0 (en) | 1983-06-08 |
| GB2139204A GB2139204A (en) | 1984-11-07 |
| GB2139204B true GB2139204B (en) | 1986-10-08 |
Family
ID=10542288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08312508A Expired GB2139204B (en) | 1983-05-06 | 1983-05-06 | Process for producing fine-crystalline-quartz |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB2139204B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB811214A (en) * | 1954-06-23 | 1959-04-02 | Gen Electric Co Ltd | Improvements in or relating to methods of growing quartz crystals |
| US3356463A (en) * | 1965-09-24 | 1967-12-05 | Bell Telephone Labor Inc | Synthetic quartz growth |
| GB1130793A (en) * | 1966-09-28 | 1968-10-16 | Sawyer Res Products Inc | Production of artificial crystals |
| US4073865A (en) * | 1976-09-27 | 1978-02-14 | Union Carbide Corporation | Silica polymorph and process for preparing same |
| DE2751443C3 (en) * | 1977-11-17 | 1980-08-14 | Union Carbide Corp., New York, N.Y. (V.St.A.) | Crystalline silica |
-
1983
- 1983-05-06 GB GB08312508A patent/GB2139204B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2139204A (en) | 1984-11-07 |
| GB8312508D0 (en) | 1983-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3473604D1 (en) | Process for producing polyetherglycol | |
| HUT35696A (en) | Process for producing grf-analoques | |
| YU139984A (en) | Process for making glucoamylasic encyme | |
| YU156384A (en) | Process for making 1-heteroaryl-4- | |
| HUT36841A (en) | Process for producing 2-fluoro-17-beta-estradiol | |
| DE3373093D1 (en) | Process for producing aminophenyl-beta-hydroxyethylsulfone | |
| YU82284A (en) | Process for making substituted sulphonyl-carbamides | |
| GB2151613B (en) | Process for producing 4-alkoxyanilines | |
| HUT34980A (en) | Process for producing carbapeneme derivatives | |
| HUT37434A (en) | Process for producing acylamino-mitosanes | |
| HUT34030A (en) | Process for producing amino-/lower/-alkyl-penem-compounds | |
| GB2128997B (en) | Process for producing alkylangelicins | |
| HUT35264A (en) | Process for producing 2-azacyclo-alkyil-thio-peneme derivatives | |
| DE3460771D1 (en) | Process for producing arginyl-p-nitroanilide | |
| HUT35271A (en) | Process for producing antracycline-glycosides | |
| DE3461788D1 (en) | Process for making nitrodiarylamines | |
| HUT34496A (en) | Process for producing indolyl-glycyl-cepheme derivatives | |
| HUT37930A (en) | Process for producing tricyclie thiadiazinon derivatives | |
| HUT34197A (en) | Process for producing spiro-chroman-imidazolidine derivatives | |
| HUT34195A (en) | Process for producing spiro-imidazolidin-indoline derivatives | |
| GB2140420B (en) | Process for producing 2-quinoxalinols | |
| HUT36091A (en) | Process for producing new aryloxy-cyclosalkanol-amino-alkylene-arylketone derivatives | |
| DE3362699D1 (en) | Process for producing alpha-acetoxypropionaldehyde | |
| DE3369678D1 (en) | Process for producing benzophenone-azines | |
| DE3475299D1 (en) | Process for producing m-hydroxyacetophenone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19920506 |