BE642983A - - Google Patents
Info
- Publication number
- BE642983A BE642983A BE642983DA BE642983A BE 642983 A BE642983 A BE 642983A BE 642983D A BE642983D A BE 642983DA BE 642983 A BE642983 A BE 642983A
- Authority
- BE
- Belgium
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR923109A FR1356982A (fr) | 1963-01-30 | 1963-01-30 | Perfectionnements aux procédés d'obtention d'acide fluorhydrique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE642983A true BE642983A (US06534493-20030318-C00342.png) | 1964-05-15 |
Family
ID=8795874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE642983D BE642983A (US06534493-20030318-C00342.png) | 1963-01-30 | 1964-01-27 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3300279A (US06534493-20030318-C00342.png) |
| BE (1) | BE642983A (US06534493-20030318-C00342.png) |
| DE (1) | DE1269107B (US06534493-20030318-C00342.png) |
| FR (1) | FR1356982A (US06534493-20030318-C00342.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3404953A (en) * | 1964-06-02 | 1968-10-08 | Ici Ltd | Manufacture of hydrogen fluoride |
| US3718736A (en) * | 1971-09-20 | 1973-02-27 | Allied Chem | Process for the manufacture of hydrogen fluoride |
| FR2564449B1 (fr) * | 1984-05-18 | 1988-06-03 | Atochem | Procede de fabrication d'acide fluorhydrique par reaction de l'acide sulfurique sur le spath fluor dans un four tournant |
| US4935211A (en) * | 1989-01-23 | 1990-06-19 | Azar David G | Fluorogypsum waste solidification material |
| DE10031562A1 (de) * | 2000-06-28 | 2002-01-10 | Bayer Ag | Verfahren zur Herstellung von Fluorwasserstoff in einem Drehrohrofen |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2018397A (en) * | 1933-08-15 | 1935-10-22 | Du Pont | Anhydrous hydrogen fluoride |
| US2047210A (en) * | 1934-07-18 | 1936-07-14 | Du Pont | Process for producing concentrated hydrofluoric acid |
| CH319931A (de) * | 1953-06-29 | 1957-03-15 | Buss Ag | Verfahren zur kontinuierlichen Herstellung von Flusssäure |
| US3148037A (en) * | 1957-08-09 | 1964-09-08 | George C Szego | Repeating chemical reactor apparatus |
| US3024123A (en) * | 1959-06-03 | 1962-03-06 | Theilacker Helmuth | Process for producing synthetic anhydrite |
-
1963
- 1963-01-30 FR FR923109A patent/FR1356982A/fr not_active Expired
-
1964
- 1964-01-24 DE DEP1269A patent/DE1269107B/de not_active Withdrawn
- 1964-01-27 US US340149A patent/US3300279A/en not_active Expired - Lifetime
- 1964-01-27 BE BE642983D patent/BE642983A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3300279A (en) | 1967-01-24 |
| DE1269107B (de) | 1968-05-30 |
| FR1356982A (fr) | 1964-04-03 |
