BR7301496D0 - Processo continuo para purificacao e condensacao de fluoreto de hidrogenio obtido na reacao de um fluoreto metalico com acido sulfurico - Google Patents
Processo continuo para purificacao e condensacao de fluoreto de hidrogenio obtido na reacao de um fluoreto metalico com acido sulfuricoInfo
- Publication number
- BR7301496D0 BR7301496D0 BR731496A BR149673A BR7301496D0 BR 7301496 D0 BR7301496 D0 BR 7301496D0 BR 731496 A BR731496 A BR 731496A BR 149673 A BR149673 A BR 149673A BR 7301496 D0 BR7301496 D0 BR 7301496D0
- Authority
- BR
- Brazil
- Prior art keywords
- condensation
- purification
- reaction
- sulfuric acid
- continuous process
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 title 1
- 238000009833 condensation Methods 0.000 title 1
- 230000005494 condensation Effects 0.000 title 1
- 238000010924 continuous production Methods 0.000 title 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 title 1
- 238000000746 purification Methods 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
- C01B7/191—Hydrogen fluoride
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Silicon Compounds (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2209960A DE2209960C3 (de) | 1972-03-02 | 1972-03-02 | Verfahren zur Aufarbeitung von Fluorwasserstoff-haltigen Rohgasen der Flußsäureherstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7301496D0 true BR7301496D0 (pt) | 1974-05-16 |
Family
ID=5837634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR731496A BR7301496D0 (pt) | 1972-03-02 | 1973-02-28 | Processo continuo para purificacao e condensacao de fluoreto de hidrogenio obtido na reacao de um fluoreto metalico com acido sulfurico |
Country Status (13)
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150102A (en) * | 1975-10-02 | 1979-04-17 | Bayer Aktiengesellschaft | Purifying hydrofluoric acid |
| DE2543965C3 (de) | 1975-10-02 | 1981-07-09 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung von Reaktionsgasen der Flußsäureherstellung |
| CH646401A5 (de) * | 1981-04-28 | 1984-11-30 | Buss Ag | Verfahren und einrichtung zur herstellung von synthetischem anhydrit und reiner flusssaeure. |
| US4561969A (en) * | 1984-09-28 | 1985-12-31 | The United States Of America As Represented By The United States Department Of Energy | Method for removing chlorine compounds from hydrocarbon mixtures |
| AT395312B (de) * | 1987-06-16 | 1992-11-25 | Andritz Ag Maschf | Verfahren zur gewinnung bzw. rueckgewinnung von saeure aus metallhaltigen loesungen dieser saeure |
| US5271918A (en) * | 1991-03-11 | 1993-12-21 | Alliedsignal Inc. | Furnace gas - sulfuric acid contact process for HF manufacture |
| GB9224594D0 (en) * | 1991-12-10 | 1993-01-13 | Ici Plc | Water separation process |
| DE4200792A1 (de) * | 1992-01-15 | 1993-07-22 | Solvay Fluor & Derivate | Aufarbeitung der fluorwasserstoff-phase aus reaktionsgemischen |
| DE19823879C1 (de) * | 1998-05-28 | 1999-08-19 | Solvay Fluor & Derivate | Flußmittelrecycling |
| US6179901B1 (en) * | 1999-06-14 | 2001-01-30 | Louis J. Lamb | Apparatus and method for producing HF from phosphate rock |
| DE10221113B4 (de) * | 2002-05-06 | 2013-04-04 | Fluorchemie Gmbh Frankfurt | Verfahren zur Herstellung hochreiner Flusssäure |
| GB0427968D0 (en) * | 2004-12-21 | 2005-01-26 | Davy Process Technology Switze | Process |
| CN101598511B (zh) * | 2008-06-04 | 2011-05-04 | 中冶赛迪工程技术股份有限公司 | 一种煤气冷却系统 |
| DE102011003453A1 (de) * | 2011-02-01 | 2012-08-02 | Wacker Chemie Ag | Verfahren zur destillativen Reinigung von Chlorsilanen |
| DE102011111316B4 (de) | 2011-08-26 | 2017-10-19 | Plinke Gmbh | Verfahren zur Reinigung und Konzentrierung HF-haltiger Schwefelsäure |
| CN108147439A (zh) * | 2018-02-12 | 2018-06-12 | 沈阳鑫博工业技术股份有限公司 | 一种利用菱镁矿粉和萤石制备氟化镁的装置及方法 |
| TWI782757B (zh) * | 2021-10-18 | 2022-11-01 | 綠升國際股份有限公司 | 以廢氫氟酸液為原料製備電子級無機酸的方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1091795A (en) * | 1913-06-06 | 1914-03-31 | Moritz Eyssell | Process of purifying fluorspar. |
| FR741966A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1931-09-02 | 1933-02-23 | ||
| US2047210A (en) * | 1934-07-18 | 1936-07-14 | Du Pont | Process for producing concentrated hydrofluoric acid |
| US2456509A (en) * | 1944-10-06 | 1948-12-14 | Allied Chem & Dye Corp | Manufacture of hydrogen fluoride |
| US2507605A (en) * | 1946-03-14 | 1950-05-16 | Allied Chem & Dye Corp | Manufacture of hydrogen fluoride |
| US2753245A (en) * | 1949-08-13 | 1956-07-03 | Pennsylvania Salt Mfg Co | Production of hydrogen fluoride |
| US3027227A (en) * | 1959-10-06 | 1962-03-27 | Glen Gery Shale Brick Corp | Fluorspar briquettes |
| US3110562A (en) * | 1960-01-26 | 1963-11-12 | Hooker Chemical Corp | Process for recovery of hf and sio2 from waste gases |
| IT649940A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1960-05-23 | |||
| US3167391A (en) * | 1963-07-18 | 1965-01-26 | Harshaw Chem Corp | Purification of anhydrous hydrogen fluoride |
| US3326634A (en) * | 1963-12-04 | 1967-06-20 | Porter J Cheairs | Processes for recovering hydrogen fluoride |
| US3725536A (en) * | 1968-02-26 | 1973-04-03 | R Gentili | Method of the continuous production of hydrofluoric acid |
-
1972
- 1972-03-02 DE DE2209960A patent/DE2209960C3/de not_active Expired
-
1973
- 1973-02-26 US US335596A patent/US3919399A/en not_active Expired - Lifetime
- 1973-02-27 BE BE128130A patent/BE795999A/xx unknown
- 1973-02-28 BR BR731496A patent/BR7301496D0/pt unknown
- 1973-02-28 CA CA164,795A patent/CA994526A/en not_active Expired
- 1973-02-28 IT IT48509/73A patent/IT977557B/it active
- 1973-02-28 ES ES412134A patent/ES412134A1/es not_active Expired
- 1973-03-01 AU AU52802/73A patent/AU470765B2/en not_active Expired
- 1973-03-01 ZA ZA731434A patent/ZA731434B/xx unknown
- 1973-03-02 GB GB1016273A patent/GB1414748A/en not_active Expired
- 1973-03-02 FR FR7307576A patent/FR2174282B1/fr not_active Expired
- 1973-03-02 NL NL7302999A patent/NL7302999A/xx not_active Application Discontinuation
- 1973-03-02 JP JP48024437A patent/JPS48101396A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU5280273A (en) | 1974-09-05 |
| BE795999A (fr) | 1973-08-27 |
| US3919399A (en) | 1975-11-11 |
| ES412134A1 (es) | 1976-01-01 |
| FR2174282A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-10-12 |
| ZA731434B (en) | 1973-11-28 |
| DE2209960A1 (de) | 1973-09-06 |
| DE2209960B2 (de) | 1978-10-26 |
| CA994526A (en) | 1976-08-10 |
| DE2209960C3 (de) | 1979-10-11 |
| JPS48101396A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-12-20 |
| FR2174282B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-09-10 |
| NL7302999A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-09-04 |
| AU470765B2 (en) | 1976-03-25 |
| IT977557B (it) | 1974-09-20 |
| GB1414748A (en) | 1975-11-19 |
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