FR2163514A1 - - Google Patents
Info
- Publication number
- FR2163514A1 FR2163514A1 FR7244115A FR7244115A FR2163514A1 FR 2163514 A1 FR2163514 A1 FR 2163514A1 FR 7244115 A FR7244115 A FR 7244115A FR 7244115 A FR7244115 A FR 7244115A FR 2163514 A1 FR2163514 A1 FR 2163514A1
- 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.)
- Granted
Links
Classifications
-
- 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
-
- 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
- C01B33/186—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof from or via fluosilicic acid or salts thereof by a wet process
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/20—Halides
- C01F11/22—Fluorides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/26—Magnesium halides
- C01F5/28—Fluorides
-
- 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
-
- 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
- C01P2006/82—Compositional purity water content
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Fertilizers (AREA)
- Removal Of Specific Substances (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI713546A FI47081C (fi) | 1971-12-13 | 1971-12-13 | Menetelmä lannoiteteollisuudessa sivutuotteena saadun fluorin jalostam iseksi. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2163514A1 true FR2163514A1 (OSRAM) | 1973-07-27 |
| FR2163514B3 FR2163514B3 (OSRAM) | 1976-01-09 |
Family
ID=8508552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7244115A Expired FR2163514B3 (OSRAM) | 1971-12-13 | 1972-12-12 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3842161A (OSRAM) |
| DD (1) | DD101133A1 (OSRAM) |
| DE (1) | DE2257948A1 (OSRAM) |
| FI (1) | FI47081C (OSRAM) |
| FR (1) | FR2163514B3 (OSRAM) |
| GB (1) | GB1419393A (OSRAM) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4089936A (en) * | 1973-08-20 | 1978-05-16 | Goulding Chemicals Limited | Production of hydrogen fluoride |
| CH601110A5 (OSRAM) * | 1974-03-15 | 1978-06-30 | Alusuisse | |
| US4298586A (en) * | 1978-10-23 | 1981-11-03 | Occidental Research Corp. | Recovery of hydrofluoric acid from fluosilicic acid |
| AT375627B (de) * | 1980-04-30 | 1984-08-27 | Voest Alpine Ag | Verfahren zur aufarbeitung von beim nassaufschluss von phosphaten anfallender kieselfluorwasserstoffsaeure sowie einrichtung zur durchfuehrung des verfahrens |
| DE3206766A1 (de) * | 1982-02-25 | 1983-09-01 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von fuer solarzellen verwendbarem silizium |
| US4713231A (en) * | 1986-07-21 | 1987-12-15 | The Dow Chemical Company | Process for the recovery of ammonia and fluoride values from ammonium fluoride solutions |
| CN102887531B (zh) * | 2012-10-15 | 2014-07-02 | 张军航 | 一种使用氟硅酸钾生产氟化钾的工艺 |
| US9346718B2 (en) * | 2014-10-17 | 2016-05-24 | Vale S.A. | Method for recycling a byproduct of the phosphate fertilizer industry, soil conditioner, and soil conditioner manufacturing process |
| CN110436485B (zh) * | 2019-09-05 | 2022-03-15 | 徐小岗 | 一种使用氟硅酸和氟硅酸钾生产高活性氟化钾的方法 |
| CN113233476A (zh) * | 2021-05-14 | 2021-08-10 | 江西渠成氟化学有限公司 | 一种氟化钾和氟化钠制取方法 |
-
1971
- 1971-12-13 FI FI713546A patent/FI47081C/fi active
-
1972
- 1972-11-25 DE DE2257948A patent/DE2257948A1/de active Pending
- 1972-11-29 US US00310512A patent/US3842161A/en not_active Expired - Lifetime
- 1972-11-29 GB GB5521372A patent/GB1419393A/en not_active Expired
- 1972-12-11 DD DD167430A patent/DD101133A1/xx unknown
- 1972-12-12 FR FR7244115A patent/FR2163514B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2163514B3 (OSRAM) | 1976-01-09 |
| FI47081B (OSRAM) | 1973-05-31 |
| DE2257948A1 (de) | 1973-06-20 |
| US3842161A (en) | 1974-10-15 |
| DD101133A1 (OSRAM) | 1973-10-20 |
| FI47081C (fi) | 1973-09-10 |
| GB1419393A (en) | 1975-12-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |