GB1371790A - Production of hydrogen fluoride - Google Patents
Production of hydrogen fluorideInfo
- Publication number
- GB1371790A GB1371790A GB338272A GB338272A GB1371790A GB 1371790 A GB1371790 A GB 1371790A GB 338272 A GB338272 A GB 338272A GB 338272 A GB338272 A GB 338272A GB 1371790 A GB1371790 A GB 1371790A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fluoride
- heated
- h2so4
- temp
- jan
- 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
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title abstract 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 title abstract 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 3
- 235000011149 sulphuric acid Nutrition 0.000 abstract 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 239000000654 additive Substances 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 2
- WRIYPTGFYKBSFU-UHFFFAOYSA-N ()-Conen Chemical compound CCCCOP(=O)(SCC)SCC1=CC=CC=C1 WRIYPTGFYKBSFU-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 239000006227 byproduct Substances 0.000 abstract 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract 1
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract 1
- 239000003575 carbonaceous material Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000000567 combustion gas Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910001512 metal fluoride Inorganic materials 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 235000015320 potassium carbonate Nutrition 0.000 abstract 1
- 229910000027 potassium carbonate Inorganic materials 0.000 abstract 1
- 235000011118 potassium hydroxide Nutrition 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 235000017550 sodium carbonate Nutrition 0.000 abstract 1
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 1
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 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
- C01B7/191—Hydrogen fluoride
- C01B7/192—Preparation from fluorspar
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/08—Compounds containing halogen
- C01B33/10—Compounds containing silicon, fluorine, and other elements
- C01B33/103—Fluosilicic acid; Salts thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2103338A DE2103338C3 (de) | 1971-01-26 | 1971-01-26 | Verfahren zur Herstellung von FluBsäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1371790A true GB1371790A (en) | 1974-10-30 |
Family
ID=5796819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB338272A Expired GB1371790A (en) | 1971-01-26 | 1972-01-25 | Production of hydrogen fluoride |
Country Status (10)
| Country | Link |
|---|---|
| AU (1) | AU454507B2 (en:Method) |
| BE (1) | BE778516A (en:Method) |
| CA (1) | CA981870A (en:Method) |
| DE (1) | DE2103338C3 (en:Method) |
| ES (1) | ES399184A1 (en:Method) |
| FR (1) | FR2123448B1 (en:Method) |
| GB (1) | GB1371790A (en:Method) |
| IT (1) | IT948541B (en:Method) |
| NL (1) | NL7200946A (en:Method) |
| ZA (1) | ZA72492B (en:Method) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150102A (en) * | 1975-10-02 | 1979-04-17 | Bayer Aktiengesellschaft | Purifying hydrofluoric acid |
| US6841140B2 (en) | 2000-07-10 | 2005-01-11 | Daikin Industries, Ltd. | Method and apparatus for producing hydrogen fluoride |
| CN115487518A (zh) * | 2022-10-15 | 2022-12-20 | 江西天晟化工有限公司 | 一种电子级氢氟酸生产装置及其生产方法 |
Family Cites Families (1)
| 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 |
-
1971
- 1971-01-26 DE DE2103338A patent/DE2103338C3/de not_active Expired
-
1972
- 1972-01-06 AU AU37633/72A patent/AU454507B2/en not_active Expired
- 1972-01-24 CA CA132,998A patent/CA981870A/en not_active Expired
- 1972-01-24 NL NL7200946A patent/NL7200946A/xx unknown
- 1972-01-24 IT IT47894/72A patent/IT948541B/it active
- 1972-01-25 ES ES399184A patent/ES399184A1/es not_active Expired
- 1972-01-25 GB GB338272A patent/GB1371790A/en not_active Expired
- 1972-01-25 ZA ZA720492A patent/ZA72492B/xx unknown
- 1972-01-26 FR FR7202608A patent/FR2123448B1/fr not_active Expired
- 1972-01-26 BE BE778516A patent/BE778516A/xx unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150102A (en) * | 1975-10-02 | 1979-04-17 | Bayer Aktiengesellschaft | Purifying hydrofluoric acid |
| US6841140B2 (en) | 2000-07-10 | 2005-01-11 | Daikin Industries, Ltd. | Method and apparatus for producing hydrogen fluoride |
| CN115487518A (zh) * | 2022-10-15 | 2022-12-20 | 江西天晟化工有限公司 | 一种电子级氢氟酸生产装置及其生产方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| ES399184A1 (es) | 1974-12-16 |
| DE2103338B2 (de) | 1975-01-16 |
| AU454507B2 (en) | 1974-10-31 |
| AU3763372A (en) | 1973-07-12 |
| BE778516A (fr) | 1972-07-26 |
| CA981870A (en) | 1976-01-20 |
| DE2103338C3 (de) | 1978-03-02 |
| DE2103338A1 (de) | 1972-08-03 |
| FR2123448A1 (en:Method) | 1972-09-08 |
| IT948541B (it) | 1973-06-11 |
| ZA72492B (en) | 1972-09-27 |
| FR2123448B1 (en:Method) | 1977-04-01 |
| NL7200946A (en:Method) | 1972-07-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |