BE724769A - - Google Patents
Info
- Publication number
- BE724769A BE724769A BE724769DA BE724769A BE 724769 A BE724769 A BE 724769A BE 724769D A BE724769D A BE 724769DA BE 724769 A BE724769 A BE 724769A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
-
- 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
- C01B33/08—Compounds containing halogen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
- C01B7/193—Preparation from silicon tetrafluoride, fluosilicic acid or fluosilicates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/02—Fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Silicon Compounds (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69745268A | 1968-01-12 | 1968-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE724769A true BE724769A (un) | 1969-05-16 |
Family
ID=24801167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE724769D BE724769A (un) | 1968-01-12 | 1968-12-02 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3551098A (un) |
| JP (1) | JPS5333555B1 (un) |
| BE (1) | BE724769A (un) |
| DE (1) | DE1816377B2 (un) |
| FR (1) | FR1596438A (un) |
| GB (1) | GB1239646A (un) |
| NL (1) | NL6900345A (un) |
| SE (1) | SE340094B (un) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022152A (en) * | 1969-03-29 | 1977-05-10 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler | Apparatus for making particulate materials, particularly oxides, hydrophobic |
| GB1400862A (en) * | 1972-08-24 | 1975-07-16 | Fitzwilton Ltd | Production of hydrogen fluoride |
| US4089936A (en) * | 1973-08-20 | 1978-05-16 | Goulding Chemicals Limited | Production of hydrogen fluoride |
| DE3206766A1 (de) * | 1982-02-25 | 1983-09-01 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von fuer solarzellen verwendbarem silizium |
| US4590043A (en) * | 1982-12-27 | 1986-05-20 | Sri International | Apparatus for obtaining silicon from fluosilicic acid |
| US4695290A (en) * | 1983-07-26 | 1987-09-22 | Integrated Carbons Corporation | Integrated coal cleaning process with mixed acid regeneration |
| US4981628A (en) * | 1988-10-11 | 1991-01-01 | Sudamet, Ltd. | Repairing refractory linings of vessels used to smelt or refine copper or nickel |
| US5242670A (en) * | 1992-07-02 | 1993-09-07 | Gehringer Ronald C | Method for hydrofluoric acid digestion of silica/alumina matrix material for the production of silicon tetrafluoride, aluminum fluoride and other residual metal fluorides and oxides |
| US5336832A (en) * | 1992-11-06 | 1994-08-09 | Conoco Inc. | Recovery of HF from hydrocarbon streams |
| EP2373577B1 (en) * | 2008-12-17 | 2014-09-10 | MEMC Electronic Materials, Inc. | Processes and systems for producing silicon tetrafluoride from fluorosilicates in a fluidized bed reactor |
| US8840860B2 (en) * | 2010-07-23 | 2014-09-23 | Meyer Intellectual Properties Limited | Contamination free compression of corrosive gas |
| US20130115157A1 (en) * | 2010-07-23 | 2013-05-09 | Meyer Intellectual Properties Ltd. | Calcining chamber and process |
| CN108751207A (zh) * | 2018-05-28 | 2018-11-06 | 湖南工业大学 | 一种氟化钠与二氧化硅提纯工艺 |
| CN110606490B (zh) * | 2019-06-20 | 2022-09-09 | 绿菱电子材料（天津）有限公司 | 一种高纯四氟化硅的合成及纯化方法 |
| CN110282630A (zh) * | 2019-08-14 | 2019-09-27 | 武汉过控科技有限公司 | 一种以氟硅酸盐为原料生产四氟化硅的方法 |
-
1968
- 1968-01-12 US US697452A patent/US3551098A/en not_active Expired - Lifetime
- 1968-12-02 BE BE724769D patent/BE724769A/xx unknown
- 1968-12-18 GB GB1239646D patent/GB1239646A/en not_active Expired
- 1968-12-21 DE DE1816377A patent/DE1816377B2/de active Granted
- 1968-12-27 FR FR1596438D patent/FR1596438A/fr not_active Expired
-
1969
- 1969-01-02 SE SE00014/69A patent/SE340094B/xx unknown
- 1969-01-09 NL NL6900345A patent/NL6900345A/xx not_active Application Discontinuation
- 1969-01-10 JP JP232169A patent/JPS5333555B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL6900345A (un) | 1969-07-15 |
| JPS5333555B1 (un) | 1978-09-14 |
| DE1816377C3 (un) | 1979-12-13 |
| GB1239646A (un) | 1971-07-21 |
| FR1596438A (un) | 1970-06-15 |
| DE1816377A1 (de) | 1969-08-14 |
| US3551098A (en) | 1970-12-29 |
| SE340094B (un) | 1971-11-08 |
| DE1816377B2 (de) | 1979-04-19 |