CA1018734A - Production of ammonium bifluoride from fluoride containing phosphoric acid - Google Patents
Production of ammonium bifluoride from fluoride containing phosphoric acidInfo
- Publication number
- CA1018734A CA1018734A CA197,185A CA197185A CA1018734A CA 1018734 A CA1018734 A CA 1018734A CA 197185 A CA197185 A CA 197185A CA 1018734 A CA1018734 A CA 1018734A
- Authority
- CA
- Canada
- Prior art keywords
- production
- phosphoric acid
- containing phosphoric
- ammonium bifluoride
- fluoride containing
- 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
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
- C01B33/08—Compounds containing halogen
- C01B33/10—Compounds containing silicon, fluorine, and other elements
- C01B33/103—Fluosilicic acid; Salts thereof
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K20/00—Accessory food factors for animal feeding-stuffs
- A23K20/20—Inorganic substances, e.g. oligoelements
- A23K20/26—Compounds containing phosphorus
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
- C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine
-
- 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
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/16—Halides of ammonium
- C01C1/162—Ammonium fluoride
-
- 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)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- Animal Husbandry (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Removal Of Specific Substances (AREA)
- Silicon Compounds (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US359765A US3907973A (en) | 1972-03-06 | 1973-05-14 | Process for defluorinating phosphoric acids and production of ammonium fluosilicate and fluosilicic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1018734A true CA1018734A (en) | 1977-10-11 |
Family
ID=23415182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA197,185A Expired CA1018734A (en) | 1973-05-14 | 1974-04-09 | Production of ammonium bifluoride from fluoride containing phosphoric acid |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS503100A (en) |
| BE (1) | BE810850A (en) |
| CA (1) | CA1018734A (en) |
| DE (1) | DE2412167B2 (en) |
| ES (1) | ES423260A1 (en) |
| FR (1) | FR2229646B1 (en) |
| GB (1) | GB1458128A (en) |
| NL (1) | NL7403208A (en) |
| ZA (1) | ZA743069B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115504441B (en) * | 2022-09-14 | 2023-11-17 | 云南磷化集团有限公司 | Device and method for efficiently recycling and refining fluorine phosphate resources |
| CN115676851B (en) * | 2022-11-23 | 2024-05-21 | 贵州省化工研究院 | Method and device for preparing ammonium bifluoride from solid ammonium fluoride |
-
1974
- 1974-02-07 GB GB574374A patent/GB1458128A/en not_active Expired
- 1974-02-11 BE BE140757A patent/BE810850A/en unknown
- 1974-02-14 ES ES74423260A patent/ES423260A1/en not_active Expired
- 1974-03-11 NL NL7403208A patent/NL7403208A/xx not_active Application Discontinuation
- 1974-03-12 JP JP49028452A patent/JPS503100A/ja active Pending
- 1974-03-13 FR FR7408493A patent/FR2229646B1/fr not_active Expired
- 1974-03-14 DE DE2412167A patent/DE2412167B2/en not_active Ceased
- 1974-04-09 CA CA197,185A patent/CA1018734A/en not_active Expired
- 1974-05-14 ZA ZA00743069A patent/ZA743069B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS503100A (en) | 1975-01-13 |
| GB1458128A (en) | 1976-12-08 |
| ES423260A1 (en) | 1976-12-01 |
| DE2412167B2 (en) | 1978-06-15 |
| FR2229646B1 (en) | 1977-09-16 |
| NL7403208A (en) | 1974-11-18 |
| DE2412167A1 (en) | 1975-02-13 |
| FR2229646A1 (en) | 1974-12-13 |
| ZA743069B (en) | 1975-05-28 |
| BE810850A (en) | 1974-08-12 |
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