GB1077905A - Process for the production of hydrofluoric acid substantially free from sulphuric acid - Google Patents
Process for the production of hydrofluoric acid substantially free from sulphuric acidInfo
- Publication number
- GB1077905A GB1077905A GB13782/66A GB1378266A GB1077905A GB 1077905 A GB1077905 A GB 1077905A GB 13782/66 A GB13782/66 A GB 13782/66A GB 1378266 A GB1378266 A GB 1378266A GB 1077905 A GB1077905 A GB 1077905A
- Authority
- GB
- United Kingdom
- Prior art keywords
- condensers
- sulphuric acid
- impure
- h2so4
- production
- 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
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DER0040418 | 1965-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1077905A true GB1077905A (en) | 1967-08-02 |
Family
ID=7406055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB13782/66A Expired GB1077905A (en) | 1965-04-20 | 1966-03-29 | Process for the production of hydrofluoric acid substantially free from sulphuric acid |
Country Status (7)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4460551A (en) * | 1981-04-28 | 1984-07-17 | Buss Ag | Process and device for manufacturing synthetic anhydrous calcium sulphate and pure hydrofluoric acid |
-
1965
- 1965-04-20 DE DE19651567778 patent/DE1567778B1/de active Pending
-
1966
- 1966-03-29 GB GB13782/66A patent/GB1077905A/en not_active Expired
- 1966-03-31 NL NL6604306A patent/NL6604306A/xx unknown
- 1966-04-19 FR FR58172A patent/FR1476404A/fr not_active Expired
- 1966-04-19 CH CH560166A patent/CH471745A/de not_active IP Right Cessation
- 1966-04-19 ES ES0325680A patent/ES325680A1/es not_active Expired
- 1966-04-20 BE BE679772D patent/BE679772A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4460551A (en) * | 1981-04-28 | 1984-07-17 | Buss Ag | Process and device for manufacturing synthetic anhydrous calcium sulphate and pure hydrofluoric acid |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1567778B1 (de) | 1970-07-23 |
| BE679772A (US20020051482A1-20020502-M00012.png) | 1966-10-03 |
| FR1476404A (fr) | 1967-04-07 |
| NL6604306A (US20020051482A1-20020502-M00012.png) | 1966-10-21 |
| CH471745A (de) | 1969-04-30 |
| ES325680A1 (es) | 1967-03-01 |
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