DE69418320D1 - Verfahren zur rückgewinnung von fluorwasserstoff - Google Patents

Verfahren zur rückgewinnung von fluorwasserstoff

Info

Publication number
DE69418320D1
DE69418320D1 DE69418320T DE69418320T DE69418320D1 DE 69418320 D1 DE69418320 D1 DE 69418320D1 DE 69418320 T DE69418320 T DE 69418320T DE 69418320 T DE69418320 T DE 69418320T DE 69418320 D1 DE69418320 D1 DE 69418320D1
Authority
DE
Germany
Prior art keywords
hydrofluorine
recovering
recovering hydrofluorine
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 - Fee Related
Application number
DE69418320T
Other languages
English (en)
Other versions
DE69418320T2 (de
Inventor
Thomas Anthony Ryan
John Graham Allen
Helen Marie Schoelzel
Massimino Ugo Pilotti
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of DE69418320D1 publication Critical patent/DE69418320D1/de
Application granted granted Critical
Publication of DE69418320T2 publication Critical patent/DE69418320T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
DE69418320T 1993-03-12 1994-03-11 Verfahren zur rückgewinnung von fluorwasserstoff Expired - Fee Related DE69418320T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939305148A GB9305148D0 (en) 1993-03-12 1993-03-12 Hydrogen fluoride recovery process
PCT/GB1994/000490 WO1994020412A1 (en) 1993-03-12 1994-03-11 Hydrogen fluoride recovery process

Publications (2)

Publication Number Publication Date
DE69418320D1 true DE69418320D1 (de) 1999-06-10
DE69418320T2 DE69418320T2 (de) 1999-09-09

Family

ID=10731971

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69418320T Expired - Fee Related DE69418320T2 (de) 1993-03-12 1994-03-11 Verfahren zur rückgewinnung von fluorwasserstoff

Country Status (9)

Country Link
EP (1) EP0688300B1 (de)
JP (1) JPH08507283A (de)
KR (1) KR960700956A (de)
CN (1) CN1119010A (de)
CA (1) CA2157472A1 (de)
DE (1) DE69418320T2 (de)
ES (1) ES2132389T3 (de)
GB (1) GB9305148D0 (de)
WO (1) WO1994020412A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100458671B1 (ko) 1995-10-10 2005-02-03 이네오스 플루어 홀딩즈 리미티드 플루오르화수소회수방법
US5632966A (en) * 1996-03-07 1997-05-27 Alliedsignal Inc. Process for hydrogen fluoride separation
US5766483A (en) * 1996-05-10 1998-06-16 Alliedsignal Inc. Process for hydrogen fluoride separation
GB9707176D0 (en) 1997-04-09 1997-05-28 Ici Plc Hydrogen fluoride recovery process
GB2362416A (en) * 2000-05-17 2001-11-21 Stephen Peter Dixon Building aperture flood barrier
CN106848475B (zh) * 2017-04-27 2019-07-09 厦门理工学院 一种废旧锂离子电池前处理绿色回收处理方法及其设备
CN110152498A (zh) * 2018-11-27 2019-08-23 浙江凯圣氟化学有限公司 一种用于去除氟化氢中水分的复合膜的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3574542A (en) * 1969-03-05 1971-04-13 Rufus G Hartig Process for recovery of hf and h2sif6 from gases containing hf and sif4
GB1332968A (en) * 1971-03-08 1973-10-10 Ici Ltd Recovery of hydrogen fluoride
US3976447A (en) * 1973-04-26 1976-08-24 Pennwalt Corporation Removal of hydrogen fluoride from gaseous mixture by absorption on alkaline earth metal fluoride
SU1549581A1 (ru) * 1988-08-19 1990-03-15 Предприятие П/Я А-1997 Порошкообразный сорбент дл извлечени фторида водорода из газов
FR2675496B1 (fr) * 1991-04-17 1993-09-03 Atochem Procede de separation du fluorure d'hydrogene de ses melanges avec le 1,1,1-trifluoro-2-chloroethane.

Also Published As

Publication number Publication date
WO1994020412A1 (en) 1994-09-15
KR960700956A (ko) 1996-02-24
ES2132389T3 (es) 1999-08-16
EP0688300A1 (de) 1995-12-27
EP0688300B1 (de) 1999-05-06
CN1119010A (zh) 1996-03-20
DE69418320T2 (de) 1999-09-09
JPH08507283A (ja) 1996-08-06
CA2157472A1 (en) 1994-09-15
GB9305148D0 (en) 1993-04-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee