FR2303762B1 - - Google Patents
Info
- Publication number
- FR2303762B1 FR2303762B1 FR7606914A FR7606914A FR2303762B1 FR 2303762 B1 FR2303762 B1 FR 2303762B1 FR 7606914 A FR7606914 A FR 7606914A FR 7606914 A FR7606914 A FR 7606914A FR 2303762 B1 FR2303762 B1 FR 2303762B1
- Authority
- FR
- France
- 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
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B9/00—General methods of preparing halides
- C01B9/08—Fluorides
-
- 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
- C01F11/20—Halides
- C01F11/22—Fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50030236A JPS51105997A (en) | 1975-03-14 | 1975-03-14 | Rinsanekinogenatsujohatsu niokeru futsukabutsuganjujoki no shorihoho |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2303762A1 FR2303762A1 (fr) | 1976-10-08 |
| FR2303762B1 true FR2303762B1 (US06534493-20030318-C00166.png) | 1981-06-19 |
Family
ID=12298069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7606914A Granted FR2303762A1 (fr) | 1975-03-14 | 1976-03-11 | Procede pour la recuperation de composes fluores |
Country Status (6)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2904547B1 (de) * | 1979-02-07 | 1980-06-26 | Basf Ag | Verfahren zur Abtrennung von Fluorverbindungen aus den Brueden der Phosphorsaeureeindampfung |
| US4269609A (en) * | 1980-01-31 | 1981-05-26 | Basf Aktiengesellschaft | Isolating fluorine compounds from the vapors obtained when evaporatively concentrating phosphoric acid |
| JPS60198394A (ja) * | 1984-03-21 | 1985-10-07 | Anelva Corp | 真空処理装置の排気装置 |
| GB2227682B (en) * | 1989-02-01 | 1992-06-10 | Autostills | Water distillation apparatus |
| US6179901B1 (en) * | 1999-06-14 | 2001-01-30 | Louis J. Lamb | Apparatus and method for producing HF from phosphate rock |
| US6962679B2 (en) * | 2001-07-11 | 2005-11-08 | Battelle Memorial Institute | Processes and apparatuses for treating halogen-containing gases |
| GB0207284D0 (en) * | 2002-03-27 | 2002-05-08 | Boc Group Plc | Semiconductor exhaust gas treatment |
| CN107792830A (zh) * | 2016-08-29 | 2018-03-13 | 李春鑫 | 一种节能的海水提溴工艺 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2929690A (en) * | 1956-04-27 | 1960-03-22 | Whiting Corp | Apparatus for removing impurities from vapors released in evaporation process |
| US2933372A (en) * | 1956-11-02 | 1960-04-19 | Int Minerals & Chem Corp | Method of defluorinating phosphatic material |
| US3256062A (en) * | 1962-06-14 | 1966-06-14 | Hooker Chemical Corp | Process for separating and concentrating fluorine values |
| FR1524319A (fr) * | 1967-03-30 | 1968-05-10 | Houilleres Bassin Du Nord | Procédé de déshydratation de l'acide maléique en anhydride |
| US3534562A (en) * | 1967-04-14 | 1970-10-20 | Koninklujke Nl Zout Ind Nv | Method of liquefying gaseous chlorine containing water vapour |
| US3615195A (en) * | 1968-12-11 | 1971-10-26 | Simplot Co J R | Fluosilic acid recovery |
| US3713786A (en) * | 1971-12-06 | 1973-01-30 | New Jersey Zinc Co | Evaporative sulfuric acid recovery from sulfuric acids containing sulfates |
| US3852050A (en) * | 1972-11-15 | 1974-12-03 | Fmc Corp | Process for recovering phosphorus |
| US3811246A (en) * | 1973-01-16 | 1974-05-21 | W Erickson | Closed loop system for the elimination of fluorine pollution from phosphoric plants |
| US4011301A (en) * | 1975-10-23 | 1977-03-08 | Union Oil Company Of California | Ammonium phosphate production and the reduction of fluorine and silicon emissions |
-
1975
- 1975-03-14 JP JP50030236A patent/JPS51105997A/ja active Granted
-
1976
- 1976-03-11 US US05/665,706 patent/US4106918A/en not_active Expired - Lifetime
- 1976-03-11 FR FR7606914A patent/FR2303762A1/fr active Granted
- 1976-03-12 GB GB10047/76A patent/GB1502703A/en not_active Expired
- 1976-03-12 BE BE165139A patent/BE839534A/xx not_active IP Right Cessation
- 1976-03-15 DE DE2610810A patent/DE2610810C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1502703A (en) | 1978-03-01 |
| JPS5413236B2 (US06534493-20030318-C00166.png) | 1979-05-29 |
| BE839534A (US06534493-20030318-C00166.png) | 1976-07-01 |
| JPS51105997A (en) | 1976-09-20 |
| DE2610810B2 (de) | 1979-12-06 |
| FR2303762A1 (fr) | 1976-10-08 |
| DE2610810A1 (de) | 1976-09-23 |
| DE2610810C3 (de) | 1980-08-14 |
| US4106918A (en) | 1978-08-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |