FI864267A0 - Modifierad process foer satsvis rening av sio2 i naerliggande fraktioner. - Google Patents
Modifierad process foer satsvis rening av sio2 i naerliggande fraktioner.Info
- Publication number
- FI864267A0 FI864267A0 FI864267A FI864267A FI864267A0 FI 864267 A0 FI864267 A0 FI 864267A0 FI 864267 A FI864267 A FI 864267A FI 864267 A FI864267 A FI 864267A FI 864267 A0 FI864267 A0 FI 864267A0
- Authority
- FI
- Finland
- Prior art keywords
- satsvis
- naerliggande
- fraktioner
- rening
- sio2
- Prior art date
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
-
- 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
- C03C1/02—Pretreated ingredients
- C03C1/022—Purification of silica sand or other minerals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Glass Melting And Manufacturing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/789,646 US4818510A (en) | 1985-10-21 | 1985-10-21 | Modified close fraction batch process for purification of SiO2 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI864267A0 true FI864267A0 (fi) | 1986-10-21 |
FI864267A FI864267A (fi) | 1987-04-22 |
Family
ID=25148246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI864267A FI864267A (fi) | 1985-10-21 | 1986-10-21 | Modifierad process foer satsvis rening av sio2 i naerliggande fraktioner. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4818510A (fi) |
EP (1) | EP0219840A3 (fi) |
JP (1) | JPS62100407A (fi) |
CA (1) | CA1287471C (fi) |
FI (1) | FI864267A (fi) |
NO (1) | NO864184L (fi) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0309774B1 (de) * | 1987-09-18 | 1992-11-19 | F. Hoffmann-La Roche Ag | Ferroelektrische Flüssigkristallzelle |
US5024740A (en) * | 1987-11-27 | 1991-06-18 | Birken Stephen M | Mineral refinement by high RF energy application |
US4983370A (en) * | 1990-02-06 | 1991-01-08 | The Feldspar Corporation | Purified quartz and process for purifying quartz |
US5037625A (en) * | 1990-02-06 | 1991-08-06 | The Feldspar Corporation | Purified quartz and process for purifying quartz |
DE4123287C2 (de) * | 1991-07-13 | 1995-11-30 | Reinhard Knof | Verfahren zur Behandlung von kristallinem Siliziumdioxid-Granulat |
IL100503A (en) * | 1991-12-25 | 1995-03-30 | R & D Silicate Prod Ltd | Process for the preparation of amorphous silica |
US5784682A (en) * | 1996-02-16 | 1998-07-21 | Birken; Stephen M. | System for separating constituents from a base material |
US5968259A (en) * | 1997-08-27 | 1999-10-19 | Shin-Etsu Quartz Products Co., Ltd. | High-purity quartz glass and method for the preparation thereof |
US6098810A (en) * | 1998-06-26 | 2000-08-08 | Pueblo Process, Llc | Flotation process for separating silica from feldspar to form a feed material for making glass |
AUPR054000A0 (en) * | 2000-10-04 | 2000-10-26 | Austai Motors Designing Pty Ltd | A planetary gear apparatus |
DE10211958A1 (de) * | 2002-03-18 | 2003-10-16 | Wacker Chemie Gmbh | Hochreines Silica-Pulver, Verfahren und Vorrichtung zu seiner Herstellung |
US20040258496A1 (en) * | 2002-04-08 | 2004-12-23 | Marusich Troy D. | High frequency tooth pass cutting device and method |
JP2007307430A (ja) | 2004-03-18 | 2007-11-29 | Tetsuo Yazawa | 新規な光触媒、その製造方法及びそれを用いた浄化方法 |
CN103964444B (zh) * | 2014-05-05 | 2016-08-24 | 临沂晟泉矿业有限公司 | 一种高纯石英砂的生产方法 |
RU2603934C1 (ru) * | 2015-06-05 | 2016-12-10 | Общество с ограниченной ответственностью "НВП Центр-ЭСТАгео" | Способ очистки кварцевых песков от железа |
CN109250723A (zh) * | 2018-10-10 | 2019-01-22 | 新沂市磊晶石英材料有限公司 | 高纯度一体化石英砂粉体制备审查系统 |
CN109911905A (zh) * | 2019-04-16 | 2019-06-21 | 江苏鑫亿鼎石英科技股份有限公司 | 一种石英砂用自动化生产系统 |
CN111393022B (zh) * | 2020-03-23 | 2022-11-01 | 黄冈师范学院 | 一种高纯度、低羟基石英玻璃原料的制备方法 |
CN112624580B (zh) * | 2020-12-03 | 2021-12-14 | 东海县奥兰石英科技有限公司 | 一种连熔与中频炉集成法去除光纤石英靶棒杂质的方法 |
CN115367763B (zh) * | 2022-08-01 | 2023-08-11 | 浙江大学 | 一种高纯石英砂的高温循环处理和制备工艺 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2769540A (en) * | 1952-11-08 | 1956-11-06 | American Cyanamid Co | Method of beneficiating sand |
GB1092656A (en) * | 1964-12-07 | 1967-11-29 | Gerhard Ruhl | Process for the production of purified quartz sand |
US4067953A (en) * | 1972-02-15 | 1978-01-10 | Etienne Roux | Process for upgrading ores containing baddeleyite |
JPS4925417A (fi) * | 1972-07-03 | 1974-03-06 | ||
US3837826A (en) * | 1972-11-06 | 1974-09-24 | Sawyer Res Prod | Color sorting of irradiated quartz materials |
FI49018C (fi) * | 1973-07-05 | 1975-03-10 | Ahlstroem Oy | Menetelmä kvartsihiekan puhdistamiseksi erilaisista epäpuhtauksista, e rityisesti rautayhdisteistä. |
US3961030A (en) * | 1974-08-12 | 1976-06-01 | Freeport Minerals Company | Production of alumina from ores |
DD126055A1 (fi) * | 1976-06-04 | 1977-06-15 | ||
US4225422A (en) * | 1979-09-17 | 1980-09-30 | Petro-Canada Exploration Inc. | Beneficiation of heavy minerals from bituminous sands residues by dry screening |
GB2111035B (en) * | 1981-11-24 | 1984-12-19 | British Ind Sand Ltd | Treatment of sand |
GB8317669D0 (en) * | 1983-06-29 | 1983-08-03 | British Ind Sand Ltd | Chemical treatment of sand |
-
1985
- 1985-10-21 US US06/789,646 patent/US4818510A/en not_active Expired - Lifetime
-
1986
- 1986-10-20 NO NO864184A patent/NO864184L/no unknown
- 1986-10-20 EP EP86114500A patent/EP0219840A3/en not_active Withdrawn
- 1986-10-20 CA CA000520862A patent/CA1287471C/en not_active Expired - Lifetime
- 1986-10-21 JP JP61248331A patent/JPS62100407A/ja active Pending
- 1986-10-21 FI FI864267A patent/FI864267A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NO864184L (no) | 1987-04-22 |
CA1287471C (en) | 1991-08-13 |
US4818510A (en) | 1989-04-04 |
NO864184D0 (no) | 1986-10-20 |
EP0219840A2 (en) | 1987-04-29 |
EP0219840A3 (en) | 1990-02-07 |
FI864267A (fi) | 1987-04-22 |
JPS62100407A (ja) | 1987-05-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: JUNG, LOTHAR |