ZA983005B - Hydrogen fluoride recovery process - Google Patents

Hydrogen fluoride recovery process

Info

Publication number
ZA983005B
ZA983005B ZA983005A ZA983005A ZA983005B ZA 983005 B ZA983005 B ZA 983005B ZA 983005 A ZA983005 A ZA 983005A ZA 983005 A ZA983005 A ZA 983005A ZA 983005 B ZA983005 B ZA 983005B
Authority
ZA
South Africa
Prior art keywords
hydrogen fluoride
recovery process
fluoride recovery
hydrogen
recovery
Prior art date
Application number
ZA983005A
Other languages
English (en)
Inventor
Paul Nicholas Ewing
Robert Elliot Low
Charles John Shields
Original Assignee
Ici Plc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ici Plc filed Critical Ici Plc
Publication of ZA983005B publication Critical patent/ZA983005B/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00Halogens; Halogen acids
    • C01B7/19Fluorine; Hydrogen fluoride
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/38Separation; Purification; Stabilisation; Use of additives
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00Halogens; Halogen acids
    • C01B7/19Fluorine; Hydrogen fluoride
    • C01B7/191Hydrogen fluoride
    • C01B7/195Separation; Purification
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/093Preparation of halogenated hydrocarbons by replacement by halogens
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/093Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/093Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/21Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms with simultaneous increase of the number of halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Hydrogen, Water And Hydrids (AREA)
ZA983005A 1997-04-09 1998-04-08 Hydrogen fluoride recovery process ZA983005B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9707176.5A GB9707176D0 (en) 1997-04-09 1997-04-09 Hydrogen fluoride recovery process

Publications (1)

Publication Number Publication Date
ZA983005B true ZA983005B (en) 1998-10-09

Family

ID=10810515

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA983005A ZA983005B (en) 1997-04-09 1998-04-08 Hydrogen fluoride recovery process

Country Status (16)

Country Link
US (1) US6555086B2 (xx)
EP (1) EP0973689B1 (xx)
JP (1) JP4187798B2 (xx)
KR (1) KR100504672B1 (xx)
CN (1) CN1117694C (xx)
AR (1) AR012372A1 (xx)
AT (1) ATE227243T1 (xx)
BR (1) BR9807945A (xx)
CA (1) CA2284052A1 (xx)
DE (1) DE69809209T2 (xx)
ES (1) ES2187017T3 (xx)
GB (1) GB9707176D0 (xx)
RU (1) RU2194007C2 (xx)
TW (1) TW443991B (xx)
WO (1) WO1998045209A1 (xx)
ZA (1) ZA983005B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0029208D0 (en) * 2000-11-30 2001-01-17 Ici Plc Hydrogen halide separation
AU2003247739A1 (en) * 2002-06-27 2004-01-19 George H. Goble Nonflammable, nonozone depleting, refrigerant mixtures suitable for use in mineral oil
GB0427968D0 (en) * 2004-12-21 2005-01-26 Davy Process Technology Switze Process
BRPI0606540A2 (pt) * 2005-01-12 2009-06-30 Halocarbon Prod Corp sìntese de éteres fluorados
JP5653928B2 (ja) * 2009-10-27 2015-01-14 昭和電工株式会社 フッ素含有化合物の精製方法
US9309116B2 (en) * 2011-09-26 2016-04-12 Honeywell International Inc. Method for producing high concentration aqueous HF solutions
RU2572122C1 (ru) * 2014-09-23 2015-12-27 Общество с ограниченной ответственностью "Химический завод фторсолей" Способ получения особо чистого фторида водорода и/или фтороводородной кислоты
CN108046982A (zh) * 2017-12-29 2018-05-18 山东华安新材料有限公司 氟化氢和2-氯-1,1,1,2-四氟丙烷混合物的分离方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK111563B (da) 1963-05-16 1968-09-16 Edison Spa Fremgangsmåde til fremstilling af chlorfluormethaner ved omsætning af chlor, methan og hydrogenfluorid i mindst én katalysezone ved temperaturer mellem 200 og 500° C i nærværelse af en recirkulerende blanding af halogenerede carbonhydrider.
GB1077363A (en) 1964-03-17 1967-07-26 Daikin Ind Ltd Purification of fluorinated compounds
FR1492808A (fr) 1965-11-26 1967-08-25 Commissariat Energie Atomique Procédé d'obtention d'acide fluorhydrique de très haute pureté et appareil pour la mise en oeuvre du procédé ou d'un procédé analogue
GB1332968A (en) * 1971-03-08 1973-10-10 Ici Ltd Recovery of hydrogen fluoride
CA993603A (en) 1972-08-07 1976-07-27 Rudolph J. Zeblisky Precious metal sensitizing solutions
US3947558A (en) 1973-08-16 1976-03-30 Dow Chemical (Nederland) B.V. Method of recovering HF from mixtures containing C1 -C3 halocarbon compounds
JPS5097594A (xx) 1973-12-28 1975-08-02
US5032371A (en) * 1989-02-27 1991-07-16 Mallinckrodt Specialty Chemicals Co. Process for the continuous recovery of hydrogen fluoride gas
US5276225A (en) 1991-04-17 1994-01-04 Elf Atochem S.A. Process for separating hydrogen fluoride from its mixtures with 1,1,1-trifluoro-2-chloroethane
DE4135918A1 (de) 1991-10-31 1993-05-06 Solvay Fluor Und Derivate Gmbh, 3000 Hannover, De Herstellung von hochreinem fluorwasserstoff
JPH05178768A (ja) 1991-12-16 1993-07-20 Showa Denko Kk 1,1,1,2−テトラフルオロエタンとフッ化水素の分離方法
TW222617B (xx) 1992-08-20 1994-04-21 Showa Denko Kk
JPH06107570A (ja) 1992-09-28 1994-04-19 Showa Denko Kk 1,1,1,2−テトラフルオロエタンの精製法
US5336832A (en) * 1992-11-06 1994-08-09 Conoco Inc. Recovery of HF from hydrocarbon streams
GB9305148D0 (en) * 1993-03-12 1993-04-28 Ici Plc Hydrogen fluoride recovery process
ES2110293T5 (es) 1994-02-28 2008-01-16 Arkema France Procedimiento para la separacion de fluoruro de hidrogeno y de difluormetano.
GB9406813D0 (en) 1994-04-06 1994-05-25 Ici Plc Production of pentafluoroethane
US5616819A (en) 1995-08-28 1997-04-01 Laroche Industries Inc. Process for preparing fluorinated aliphatic compounds
US6270742B1 (en) 1995-10-10 2001-08-07 Imperial Chemical Industries Plc Hydrogen fluoride recovery process
US5632966A (en) 1996-03-07 1997-05-27 Alliedsignal Inc. Process for hydrogen fluoride separation
US5948381A (en) 1996-07-03 1999-09-07 Alliedsignal Inc. Process for separating fluorocarbon compounds
US6001796A (en) 1996-07-03 1999-12-14 Alliedsignal Inc. Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and hydrogen fluoride

Also Published As

Publication number Publication date
RU2194007C2 (ru) 2002-12-10
CA2284052A1 (en) 1998-10-15
EP0973689A1 (en) 2000-01-26
EP0973689B1 (en) 2002-11-06
ATE227243T1 (de) 2002-11-15
AR012372A1 (es) 2000-10-18
JP2001518869A (ja) 2001-10-16
GB9707176D0 (en) 1997-05-28
JP4187798B2 (ja) 2008-11-26
DE69809209D1 (de) 2002-12-12
KR100504672B1 (ko) 2005-08-03
KR20010006159A (ko) 2001-01-26
US20020156331A1 (en) 2002-10-24
CN1252039A (zh) 2000-05-03
ES2187017T3 (es) 2003-05-16
BR9807945A (pt) 2000-03-08
CN1117694C (zh) 2003-08-13
WO1998045209A1 (en) 1998-10-15
DE69809209T2 (de) 2003-03-20
US6555086B2 (en) 2003-04-29
TW443991B (en) 2001-07-01

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