IL75016A - Manufacture of hydrofluoric acid by reaction of sulphuric acid with fluorospar in a rotary furnace - Google Patents
Manufacture of hydrofluoric acid by reaction of sulphuric acid with fluorospar in a rotary furnaceInfo
- Publication number
- IL75016A IL75016A IL75016A IL7501685A IL75016A IL 75016 A IL75016 A IL 75016A IL 75016 A IL75016 A IL 75016A IL 7501685 A IL7501685 A IL 7501685A IL 75016 A IL75016 A IL 75016A
- Authority
- IL
- Israel
- Prior art keywords
- fluorospar
- manufacture
- reaction
- rotary furnace
- acid
- Prior art date
Links
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 235000011149 sulphuric acid Nutrition 0.000 title 1
- 239000001117 sulphuric acid Substances 0.000 title 1
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
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8407719A FR2564449B1 (en) | 1984-05-18 | 1984-05-18 | PROCESS FOR PRODUCING FLUORHYDRIC ACID BY REACTION OF SULFURIC ACID ON SPATH FLUOR IN A ROTATING OVEN |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL75016A0 IL75016A0 (en) | 1985-08-30 |
| IL75016A true IL75016A (en) | 1988-10-31 |
Family
ID=9304120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL75016A IL75016A (en) | 1984-05-18 | 1985-04-24 | Manufacture of hydrofluoric acid by reaction of sulphuric acid with fluorospar in a rotary furnace |
Country Status (18)
| Country | Link |
|---|---|
| EP (1) | EP0163565B1 (en) |
| JP (1) | JPS6110004A (en) |
| KR (1) | KR890003670B1 (en) |
| AT (1) | ATA148885A (en) |
| AU (1) | AU578285B2 (en) |
| BR (1) | BR8502327A (en) |
| CA (1) | CA1307093C (en) |
| DE (1) | DE3560446D1 (en) |
| EG (1) | EG17428A (en) |
| ES (1) | ES543251A0 (en) |
| FR (1) | FR2564449B1 (en) |
| GB (1) | GB2159136B (en) |
| IL (1) | IL75016A (en) |
| IN (1) | IN164746B (en) |
| IT (1) | IT1187822B (en) |
| MA (1) | MA20432A1 (en) |
| MX (1) | MX163416B (en) |
| ZA (1) | ZA853260B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2161121C2 (en) * | 1998-11-30 | 2000-12-27 | Томский политехнический университет | Method of production of hydrogen fluoride and anhydrite |
| US6440224B1 (en) | 1999-03-15 | 2002-08-27 | Ecolab Inc. | Hydrofluoric acid generating composition and method of treating surfaces |
| JP4599673B2 (en) * | 2000-07-10 | 2010-12-15 | ダイキン工業株式会社 | Hydrogen fluoride production apparatus and production method |
| WO2008092926A1 (en) * | 2007-02-02 | 2008-08-07 | Solvay Fluor Gmbh | Preparation of hydrogen fluoride from calcium fluoride and sulfuric acid |
| RU2383494C1 (en) * | 2008-06-23 | 2010-03-10 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" | Method of processing liquid acidic wastes |
| JP5428594B2 (en) | 2009-07-06 | 2014-02-26 | ダイキン工業株式会社 | Method for producing hydrogen fluoride |
| MX2017000426A (en) * | 2014-07-11 | 2017-05-01 | Daikin Ind Ltd | Method for producing hydrogen fluoride. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1050374A (en) * | ||||
| GB554127A (en) * | 1941-11-18 | 1943-06-22 | Wilhelm Siegel | Improvements in and relating to the production of hydrofluoric acid and other gaseous fluorine compounds from fluorspar |
| CH319931A (en) * | 1953-06-29 | 1957-03-15 | Buss Ag | Process for the continuous production of hydrofluoric acid |
| FR1356982A (en) * | 1963-01-30 | 1964-04-03 | Electro Chimie Soc D | Improvements in processes for obtaining hydrofluoric acid |
| US3404953A (en) * | 1964-06-02 | 1968-10-08 | Ici Ltd | Manufacture of hydrogen fluoride |
| FR1436984A (en) * | 1965-06-02 | 1966-04-29 | Ici Ltd | Improvements in the manufacture of hydrofluoric acid |
| GB1304781A (en) * | 1969-11-11 | 1973-01-31 | ||
| DE2435512A1 (en) * | 1974-07-24 | 1976-02-05 | Bayer Ag | PROCESS FOR THE PRODUCTION OF HYDROFUEL AND CALCIUM SULFATE |
| EP0096817B1 (en) * | 1982-06-11 | 1987-08-05 | Asahi Glass Company Ltd. | Process for producing hydrogen fluoride |
-
1984
- 1984-05-18 FR FR8407719A patent/FR2564449B1/en not_active Expired
-
1985
- 1985-04-24 IL IL75016A patent/IL75016A/en not_active IP Right Cessation
- 1985-05-01 ZA ZA853260A patent/ZA853260B/en unknown
- 1985-05-07 EP EP85400886A patent/EP0163565B1/en not_active Expired
- 1985-05-07 DE DE8585400886T patent/DE3560446D1/en not_active Expired
- 1985-05-07 IN IN348/MAS/85A patent/IN164746B/en unknown
- 1985-05-09 MA MA20656A patent/MA20432A1/en unknown
- 1985-05-10 GB GB08511935A patent/GB2159136B/en not_active Expired
- 1985-05-10 KR KR1019850003194A patent/KR890003670B1/en not_active Expired
- 1985-05-15 CA CA000481568A patent/CA1307093C/en not_active Expired - Lifetime
- 1985-05-15 EG EG300/85A patent/EG17428A/en active
- 1985-05-15 JP JP60103640A patent/JPS6110004A/en active Granted
- 1985-05-16 BR BR8502327A patent/BR8502327A/en unknown
- 1985-05-16 MX MX205317A patent/MX163416B/en unknown
- 1985-05-16 IT IT67448/85A patent/IT1187822B/en active
- 1985-05-16 AU AU42539/85A patent/AU578285B2/en not_active Ceased
- 1985-05-17 AT AT0148885A patent/ATA148885A/en not_active IP Right Cessation
- 1985-05-17 ES ES543251A patent/ES543251A0/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT1187822B (en) | 1987-12-23 |
| JPH0440282B2 (en) | 1992-07-02 |
| IL75016A0 (en) | 1985-08-30 |
| BR8502327A (en) | 1986-01-21 |
| FR2564449B1 (en) | 1988-06-03 |
| JPS6110004A (en) | 1986-01-17 |
| EP0163565A1 (en) | 1985-12-04 |
| ES8603788A1 (en) | 1986-01-01 |
| ES543251A0 (en) | 1986-01-01 |
| KR850008145A (en) | 1985-12-13 |
| FR2564449A1 (en) | 1985-11-22 |
| GB2159136B (en) | 1988-03-02 |
| GB8511935D0 (en) | 1985-06-19 |
| AU578285B2 (en) | 1988-10-20 |
| DE3560446D1 (en) | 1987-09-17 |
| IN164746B (en) | 1989-05-20 |
| IT8567448A0 (en) | 1985-05-16 |
| MA20432A1 (en) | 1985-12-31 |
| EG17428A (en) | 1991-08-30 |
| CA1307093C (en) | 1992-09-08 |
| AU4253985A (en) | 1985-11-21 |
| GB2159136A (en) | 1985-11-27 |
| EP0163565B1 (en) | 1987-08-12 |
| KR890003670B1 (en) | 1989-09-30 |
| ZA853260B (en) | 1985-12-24 |
| ATA148885A (en) | 1996-01-15 |
| MX163416B (en) | 1992-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RH | Patent void |