FR2263197B3 - - Google Patents
Info
- Publication number
- FR2263197B3 FR2263197B3 FR7505778A FR7505778A FR2263197B3 FR 2263197 B3 FR2263197 B3 FR 2263197B3 FR 7505778 A FR7505778 A FR 7505778A FR 7505778 A FR7505778 A FR 7505778A FR 2263197 B3 FR2263197 B3 FR 2263197B3
- 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.)
- Expired
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
- C01B7/192—Preparation from fluorspar
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Silicon Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742410534 DE2410534B2 (en) | 1974-03-06 | 1974-03-06 | PROCESS FOR THE PRODUCTION OF HYDROFUEL |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2263197A1 FR2263197A1 (en) | 1975-10-03 |
| FR2263197B3 true FR2263197B3 (en) | 1977-01-07 |
Family
ID=5909156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7505778A Granted FR2263197A1 (en) | 1974-03-06 | 1975-02-25 | Hydrogen fluoride prodn. - by reacting metal fluoride, esp. fluorspar, with sulphuric acid vapour in presence of water vapour |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2410534B2 (en) |
| ES (1) | ES435135A1 (en) |
| FR (1) | FR2263197A1 (en) |
| ZA (1) | ZA751210B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2927835A1 (en) * | 1979-07-10 | 1981-06-04 | Hermann C. Starck Berlin, 1000 Berlin | METHOD FOR RECOVERY OF HYDROFLUORIC ACID AND DEPOSITABLE RESIDUES IN THE PROCESSING OF RAW MATERIALS CONTAINING NIOBE AND / OR TANTALY |
| CN108910827B (en) * | 2018-10-17 | 2020-01-03 | 杨松 | Process device for preparing hydrogen fluoride |
-
1974
- 1974-03-06 DE DE19742410534 patent/DE2410534B2/en active Granted
-
1975
- 1975-02-25 FR FR7505778A patent/FR2263197A1/en active Granted
- 1975-02-26 ZA ZA00751210A patent/ZA751210B/en unknown
- 1975-02-27 ES ES435135A patent/ES435135A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2410534A1 (en) | 1975-09-11 |
| ES435135A1 (en) | 1976-12-16 |
| DE2410534B2 (en) | 1977-06-08 |
| ZA751210B (en) | 1976-01-28 |
| FR2263197A1 (en) | 1975-10-03 |