GB1474215A - Process for removing hydrogen fluoride from gases containing it - Google Patents

Process for removing hydrogen fluoride from gases containing it

Info

Publication number
GB1474215A
GB1474215A GB3603974A GB3603974A GB1474215A GB 1474215 A GB1474215 A GB 1474215A GB 3603974 A GB3603974 A GB 3603974A GB 3603974 A GB3603974 A GB 3603974A GB 1474215 A GB1474215 A GB 1474215A
Authority
GB
United Kingdom
Prior art keywords
solids
gas
precipitator
hydrogen fluoride
bed
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
Application number
GB3603974A
Other languages
English (en)
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.)
GEA Group AG
Vereinigte Aluminium Werke AG
Original Assignee
Metallgesellschaft AG
Vereinigte Aluminium Werke AG
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 Metallgesellschaft AG, Vereinigte Aluminium Werke AG filed Critical Metallgesellschaft AG
Publication of GB1474215A publication Critical patent/GB1474215A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/22—Collecting emitted gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/68—Halogens or halogen compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
GB3603974A 1973-09-15 1974-08-15 Process for removing hydrogen fluoride from gases containing it Expired GB1474215A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732346580 DE2346580A1 (de) 1973-09-15 1973-09-15 Verfahren zur abtrennung von fluorwasserstoff

Publications (1)

Publication Number Publication Date
GB1474215A true GB1474215A (en) 1977-05-18

Family

ID=5892706

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3603974A Expired GB1474215A (en) 1973-09-15 1974-08-15 Process for removing hydrogen fluoride from gases containing it

Country Status (14)

Country Link
JP (2) JPS5056396A (xx)
AT (1) AT353241B (xx)
BE (1) BE819763R (xx)
BR (1) BR7406541D0 (xx)
CA (1) CA1030728A (xx)
CS (1) CS186274B2 (xx)
DE (1) DE2346580A1 (xx)
FR (1) FR2243724B2 (xx)
GB (1) GB1474215A (xx)
IT (1) IT1048197B (xx)
NL (1) NL7408670A (xx)
NO (1) NO142859C (xx)
RO (1) RO72798B1 (xx)
SE (1) SE408408B (xx)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983001631A1 (en) * 1981-11-04 1983-05-11 Frilund, Eyvind Heat recovery in aluminium-melting works
GB2286542A (en) * 1994-02-02 1995-08-23 Boc Group Plc Treating waste gas
CN115990439A (zh) * 2022-11-28 2023-04-21 兰州理工大学 一种基于膨胀流化床的无水氟化氢生产设备及工艺

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110295376B (zh) * 2019-07-12 2024-03-22 东方电气集团东方锅炉股份有限公司 一种电解铝烟气净化系统及工艺
CN111760409A (zh) * 2020-06-19 2020-10-13 锦洋高新材料股份有限公司 一种低密度氟化铝尾气处理的技术方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2056096B2 (de) * 1970-11-14 1978-09-28 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Abtrennung von Fluorwasserstoff aus Gasen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983001631A1 (en) * 1981-11-04 1983-05-11 Frilund, Eyvind Heat recovery in aluminium-melting works
GB2286542A (en) * 1994-02-02 1995-08-23 Boc Group Plc Treating waste gas
CN115990439A (zh) * 2022-11-28 2023-04-21 兰州理工大学 一种基于膨胀流化床的无水氟化氢生产设备及工艺

Also Published As

Publication number Publication date
NO142859B (no) 1980-07-28
ATA499774A (de) 1979-04-15
JPS5056396A (xx) 1975-05-17
NO142859C (no) 1980-11-05
RO72798B1 (ro) 1984-03-31
FR2243724B2 (xx) 1980-08-14
IT1048197B (it) 1980-11-20
DE2346580A1 (de) 1975-04-24
NO743297L (xx) 1975-04-14
RO72798A7 (ro) 1984-03-15
AU6877374A (en) 1975-11-13
CA1030728A (en) 1978-05-09
BE819763R (fr) 1975-03-10
BR7406541D0 (pt) 1975-07-29
NL7408670A (nl) 1975-03-18
CS186274B2 (en) 1978-11-30
JPS5794320A (en) 1982-06-11
SE7411594L (xx) 1975-03-17
SE408408B (sv) 1979-06-11
JPS6033526B2 (ja) 1985-08-03
AT353241B (de) 1979-11-12
FR2243724A2 (xx) 1975-04-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]