JPS56500926A - - Google Patents
Info
- Publication number
- JPS56500926A JPS56500926A JP50096979A JP50096979A JPS56500926A JP S56500926 A JPS56500926 A JP S56500926A JP 50096979 A JP50096979 A JP 50096979A JP 50096979 A JP50096979 A JP 50096979A JP S56500926 A JPS56500926 A JP S56500926A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- C01B7/195—Separation; Purification
- C01B7/196—Separation; Purification by distillation
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1979/000400 WO1981000099A1 (en) | 1979-07-06 | 1979-07-06 | Recovery of hydrogen fluoride from metallic fluoride salts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS56500926A true JPS56500926A (ja) | 1981-07-09 |
Family
ID=22147609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50096979A Pending JPS56500926A (ja) | 1979-07-06 | 1979-07-06 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS56500926A (ja) |
| WO (1) | WO1981000099A1 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112374463A (zh) * | 2020-11-19 | 2021-02-19 | 苏州金宏气体股份有限公司 | 一种氟化氢的提纯方法及提纯系统 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3825655A (en) * | 1971-07-29 | 1974-07-23 | Bayer Ag | Production of hydrogen fluoride and metal sulfates |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2759795A (en) * | 1950-09-26 | 1956-08-21 | Int Minerals & Chem Corp | Defluorination of phosphatic materials |
| US2753253A (en) * | 1952-10-15 | 1956-07-03 | Smith Douglass Company Inc | Treatment of phosphate rock |
| NL267418A (ja) * | 1960-08-01 | |||
| US3257167A (en) * | 1961-10-02 | 1966-06-21 | Stauffer Chemical Co | Process for recovering strong hf from phosphate rock digestion processes |
| US3167391A (en) * | 1963-07-18 | 1965-01-26 | Harshaw Chem Corp | Purification of anhydrous hydrogen fluoride |
| US3615195A (en) * | 1968-12-11 | 1971-10-26 | Simplot Co J R | Fluosilic acid recovery |
| JPS5230959B2 (ja) * | 1972-11-25 | 1977-08-11 | ||
| DE2601654A1 (de) * | 1976-01-17 | 1977-07-21 | Bayer Ag | Verfahren zur herstellung von flusssaeure aus phosphathaltigem flusspat |
-
1979
- 1979-07-06 WO PCT/US1979/000400 patent/WO1981000099A1/en unknown
- 1979-07-06 JP JP50096979A patent/JPS56500926A/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3825655A (en) * | 1971-07-29 | 1974-07-23 | Bayer Ag | Production of hydrogen fluoride and metal sulfates |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1981000099A1 (en) | 1981-01-22 |