ES2029496T3 - Procedimiento para la obtencion de acido fluorhidrico y de anhidrita. - Google Patents
Procedimiento para la obtencion de acido fluorhidrico y de anhidrita.Info
- Publication number
- ES2029496T3 ES2029496T3 ES198888110597T ES88110597T ES2029496T3 ES 2029496 T3 ES2029496 T3 ES 2029496T3 ES 198888110597 T ES198888110597 T ES 198888110597T ES 88110597 T ES88110597 T ES 88110597T ES 2029496 T3 ES2029496 T3 ES 2029496T3
- Authority
- ES
- Spain
- Prior art keywords
- anhydrite
- procedure
- obtaining
- fluorhydric acid
- acid
- 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 - Lifetime
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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Air Supply (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873723197 DE3723197A1 (de) | 1987-07-14 | 1987-07-14 | Verfahren zur herstellung von flusssaeure und anhydrit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2029496T3 true ES2029496T3 (es) | 1992-08-16 |
Family
ID=6331519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES198888110597T Expired - Lifetime ES2029496T3 (es) | 1987-07-14 | 1988-07-02 | Procedimiento para la obtencion de acido fluorhidrico y de anhidrita. |
Country Status (7)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10031562A1 (de) * | 2000-06-28 | 2002-01-10 | Bayer Ag | Verfahren zur Herstellung von Fluorwasserstoff in einem Drehrohrofen |
| JP4599673B2 (ja) * | 2000-07-10 | 2010-12-15 | ダイキン工業株式会社 | フッ化水素製造装置および製造方法 |
| CN101786607B (zh) * | 2010-02-11 | 2011-08-17 | 浙江中宁硅业有限公司 | 利用生产硅烷过程中生成的副产物制备氟化氢的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1316980A (fr) * | 1961-04-27 | 1963-02-01 | Allied Chem | Procédé de fabrication de l'acide fluorhydrique par l'action de l'acide sulfurique sur le spath fluor |
| US3719747A (en) * | 1971-03-04 | 1973-03-06 | Stauffer Chemical Co | Hydrothermal process for making hydrogen fluoride |
| CH617641A5 (en) * | 1975-04-18 | 1980-06-13 | List Heinz | Process for preparing hydrofluoric acid |
| AU513116B2 (en) * | 1978-11-24 | 1980-11-13 | Thagard, George F. Jr. | Fluid-wall reactors |
-
1987
- 1987-07-14 DE DE19873723197 patent/DE3723197A1/de active Granted
-
1988
- 1988-07-02 DE DE8888110597T patent/DE3868737D1/de not_active Expired - Lifetime
- 1988-07-02 ES ES198888110597T patent/ES2029496T3/es not_active Expired - Lifetime
- 1988-07-02 EP EP88110597A patent/EP0299306B1/de not_active Expired - Lifetime
- 1988-07-07 JP JP63167902A patent/JPS6437403A/ja active Pending
- 1988-07-13 BR BR8803528A patent/BR8803528A/pt unknown
- 1988-07-13 ZA ZA885053A patent/ZA885053B/xx unknown
-
1992
- 1992-04-08 GR GR920400668T patent/GR3004306T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0299306A3 (en) | 1989-11-23 |
| DE3723197A1 (de) | 1989-01-26 |
| EP0299306A2 (de) | 1989-01-18 |
| EP0299306B1 (de) | 1992-03-04 |
| GR3004306T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-03-31 |
| DE3868737D1 (de) | 1992-04-09 |
| ZA885053B (en) | 1989-04-26 |
| JPS6437403A (en) | 1989-02-08 |
| BR8803528A (pt) | 1989-02-08 |
| DE3723197C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-05-03 |
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