CH444127A - Process for obtaining hydrofluoric acid from hydrofluoric acid - Google Patents
Process for obtaining hydrofluoric acid from hydrofluoric acidInfo
- Publication number
- CH444127A CH444127A CH668663A CH668663A CH444127A CH 444127 A CH444127 A CH 444127A CH 668663 A CH668663 A CH 668663A CH 668663 A CH668663 A CH 668663A CH 444127 A CH444127 A CH 444127A
- Authority
- CH
- Switzerland
- Prior art keywords
- hydrofluoric acid
- obtaining
- acid
- hydrofluoric
- obtaining hydrofluoric
- 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
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
- C01B7/193—Preparation from silicon tetrafluoride, fluosilicic acid or fluosilicates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEB0067597 | 1962-06-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH444127A true CH444127A (en) | 1967-09-30 |
Family
ID=6975581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH668663A CH444127A (en) | 1962-06-07 | 1963-05-28 | Process for obtaining hydrofluoric acid from hydrofluoric acid |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE633298A (en) |
CH (1) | CH444127A (en) |
DE (1) | DE1271086B (en) |
FI (1) | FI41151C (en) |
FR (1) | FR1514921A (en) |
NL (2) | NL293711A (en) |
SE (1) | SE309410B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3947558A (en) * | 1973-08-16 | 1976-03-30 | Dow Chemical (Nederland) B.V. | Method of recovering HF from mixtures containing C1 -C3 halocarbon compounds |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2413205A (en) * | 1943-04-17 | 1946-12-24 | Phillips Petroleum Co | Dehydration of hydrohalogen acid by distillation |
US2520947A (en) * | 1946-04-08 | 1950-09-05 | Phillips Petroleum Co | Recovery of hydrogen halides |
-
0
- NL NL132434D patent/NL132434C/xx active
- BE BE633298D patent/BE633298A/fr unknown
- NL NL293711D patent/NL293711A/xx unknown
-
1962
- 1962-06-07 DE DE19621271086 patent/DE1271086B/en not_active Withdrawn
-
1963
- 1963-05-28 CH CH668663A patent/CH444127A/en unknown
- 1963-06-04 FR FR936924A patent/FR1514921A/en not_active Expired
- 1963-06-05 FI FI114163A patent/FI41151C/en active
- 1963-06-06 SE SE625963A patent/SE309410B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE633298A (en) | |
FI41151B (en) | 1969-06-02 |
DE1271086B (en) | 1968-06-27 |
FR1514921A (en) | 1968-03-01 |
FI41151C (en) | 1969-09-10 |
SE309410B (en) | 1969-03-24 |
NL132434C (en) | |
NL293711A (en) |
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