DE69215853D1 - Auswaschen von gasförmigen fluoriden aus abgasen - Google Patents

Auswaschen von gasförmigen fluoriden aus abgasen

Info

Publication number
DE69215853D1
DE69215853D1 DE69215853T DE69215853T DE69215853D1 DE 69215853 D1 DE69215853 D1 DE 69215853D1 DE 69215853 T DE69215853 T DE 69215853T DE 69215853 T DE69215853 T DE 69215853T DE 69215853 D1 DE69215853 D1 DE 69215853D1
Authority
DE
Germany
Prior art keywords
exhaust gas
washing out
out gaseous
gaseous fluorides
fluorides
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
DE69215853T
Other languages
English (en)
Other versions
DE69215853T2 (de
Inventor
Grant Wellwood
Thomas Smith
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.)
Rio Tinto Aluminium Ltd
Original Assignee
Comalco Aluminum 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 Comalco Aluminum Ltd filed Critical Comalco Aluminum Ltd
Application granted granted Critical
Publication of DE69215853D1 publication Critical patent/DE69215853D1/de
Publication of DE69215853T2 publication Critical patent/DE69215853T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
    • C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
    • 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
    • C01F7/00—Compounds of aluminium
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/50—Fluorides
DE69215853T 1991-08-07 1992-08-07 Auswaschen von gasförmigen fluoriden aus abgasen Expired - Fee Related DE69215853T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPK765191 1991-08-07
PCT/AU1992/000416 WO1993002772A1 (en) 1991-08-07 1992-08-07 Scrubbing of gaseous fluorides from process exhausts

Publications (2)

Publication Number Publication Date
DE69215853D1 true DE69215853D1 (de) 1997-01-23
DE69215853T2 DE69215853T2 (de) 1997-04-03

Family

ID=3775607

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69215853T Expired - Fee Related DE69215853T2 (de) 1991-08-07 1992-08-07 Auswaschen von gasförmigen fluoriden aus abgasen

Country Status (5)

Country Link
EP (1) EP0562059B1 (de)
CA (1) CA2093340A1 (de)
DE (1) DE69215853T2 (de)
IS (1) IS3896A (de)
WO (1) WO1993002772A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE503678C2 (sv) * 1994-11-23 1996-07-29 Flaekt Ab Sätt och anordning att ur ett gasformigt medium avskilja ämnen genom torr adsorption
CA2256145C (en) * 1998-12-16 2007-09-25 Alcan International Limited Fluid bed system for cooling hot spent anode butts
GB0611968D0 (en) * 2006-06-16 2006-07-26 Boc Group Plc Method and apparatus for the removal of fluorine from a gas system
FR2953223B1 (fr) * 2009-12-02 2012-01-27 Alcan Int Ltd Procede de changement d'une anode usee et support et systeme pour le stockage temporaire d'une telle anode usee
CN103223284A (zh) * 2013-05-14 2013-07-31 沈阳城顺达工业技术有限公司 一种预分离循环流化床两段逆流反应收尘装置
DE102015205562B3 (de) * 2015-03-26 2016-08-25 Sgl Carbon Se Verfahren zur Behandlung von Gasströmen
US10465905B2 (en) 2015-03-26 2019-11-05 Korea Institute Of Energy Research Energy saving combustion device for burning refractory hazardous gas and method for operating the same
CN106915758B (zh) * 2017-04-26 2019-01-22 河南长兴实业有限公司 一种用于tft-lcd玻璃的低锂氧化铝制备方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2876068A (en) * 1954-06-10 1959-03-03 Pechiney Prod Chimiques Sa Production of activated alumina
NL293754A (de) * 1962-06-14
FR1449904A (fr) * 1965-07-09 1966-05-06 Pechiney Saint Gobain Agglomérés d'alumine active de résistance mécanique élevée
US3406125A (en) * 1967-04-20 1968-10-15 Engelhard Min & Chem Activated bauxite aggregates and preparation thereof
GB1295133A (de) * 1969-04-25 1972-11-01
US3701718A (en) * 1969-09-29 1972-10-31 Pechiney Saint Gobain High-porous activated alumina and method
AT325583B (de) * 1970-01-21 1975-10-27 Vaw Ver Aluminium Werke Ag Verfahren zur abtrennung von gasförmigem fluorwasserstoff aus abgasen
DE2056096B2 (de) * 1970-11-14 1978-09-28 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Abtrennung von Fluorwasserstoff aus Gasen
DE2064696A1 (de) * 1970-12-31 1972-07-27 Bayer Verfahren zur Umsetzung von Fluorwasserstoffbzw. Alkalifluoriden mit Aluminiumoxid
US3839536A (en) * 1971-07-21 1974-10-01 Mitsubishi Chem Ind Process for preparing pure hydrated alumina
NO126628B (de) * 1971-07-22 1973-03-05 Ardal Og Sunndal Verk
SE362901B (de) * 1971-10-27 1973-12-27 Svenska Flaektfabriken Ab
FR2279443A1 (fr) * 1974-07-25 1976-02-20 Asahi Fiber Cy Ltd Procede de purification de gaz residuaire contenant un compose du fluor
US4120942A (en) * 1976-06-14 1978-10-17 American Cyanamid Company Staged rehydration of alumina
FR2449650A1 (fr) * 1979-02-26 1980-09-19 Rhone Poulenc Ind Procede de preparation d'alumine au moins partiellement sous forme de boehmite ultra-fine
FR2450232A1 (fr) * 1979-02-28 1980-09-26 Pechiney Aluminium Procede de transformation de l'hydrargilitte en boehmite
JPS56149320A (en) * 1980-04-21 1981-11-19 Sumitomo Alum Smelt Co Ltd Manufacture of activated alumina molding with low density
US4411771A (en) * 1980-12-24 1983-10-25 American Cyanamid Company Process for hydrotreating heavy hydrocarbons and catalyst used in said process
FR2534831A1 (fr) * 1982-10-25 1984-04-27 Air Ind Installation d'injection d'une matiere pulverulente, notamment d'une matiere adsorbante, dans une colonne de contact
DE3308023A1 (de) * 1983-03-07 1984-09-13 Vereinigte Aluminium-Werke AG, 1000 Berlin und 5300 Bonn Fuellstoff auf basis von aluminiumhydroxid und verfahren zu seiner herstellung
DD242605A1 (de) * 1985-11-11 1987-02-04 Freiberg Bergakademie Verfahren zur herstellung einer na tief 2 o-armen sinteraktiven tonerde
DD258909A3 (de) * 1986-04-14 1988-08-10 Leuna Werke Veb Verfahren zur kurzzeitigen thermoschockbehandlung von anorganischen feststoffgemischen
DD248108B5 (de) * 1986-04-14 1993-12-09 Leuna Werke Ag Verfahren zur herstellung von praktisch reinem rho-aluminiumoxid
DE4010321A1 (de) * 1990-03-30 1991-10-02 Aquamot Ag Verfahren zur beseitigung der saeure- und schwermetallverunreinigungen aus fluessigkeiten
US5063035A (en) * 1990-04-23 1991-11-05 American Air Liquide Enhanced performance of alumina for the removal of low-level fluorine from gas streams

Also Published As

Publication number Publication date
IS3896A (is) 1993-02-08
EP0562059A1 (de) 1993-09-29
EP0562059A4 (de) 1994-01-05
DE69215853T2 (de) 1997-04-03
CA2093340A1 (en) 1993-02-08
WO1993002772A1 (en) 1993-02-18
EP0562059B1 (de) 1996-12-11

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Free format text: TUERK, GILLE, HRABAL, LEIFERT, 40593 DUESSELDORF

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee