CA1103901A - Traduction non-disponible - Google Patents

Traduction non-disponible

Info

Publication number
CA1103901A
CA1103901A CA296,047A CA296047A CA1103901A CA 1103901 A CA1103901 A CA 1103901A CA 296047 A CA296047 A CA 296047A CA 1103901 A CA1103901 A CA 1103901A
Authority
CA
Canada
Prior art keywords
bed
gases
hcl
waste gases
metal chlorides
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
CA296,047A
Other languages
English (en)
Inventor
Lee G. Carpenter
Donald L. Kinosz
Vito Cedro, Iii
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.)
Howmet Aerospace Inc
Original Assignee
Aluminum Company of America
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
Priority claimed from US05/859,927 external-priority patent/US4157374A/en
Application filed by Aluminum Company of America filed Critical Aluminum Company of America
Application granted granted Critical
Publication of CA1103901A publication Critical patent/CA1103901A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8659—Removing halogens or halogen compounds
    • B01D53/8662—Organic halogen compounds
    • 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
    • B01D53/70—Organic halogen compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/20—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
    • C01B13/22—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/183—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by oxidation or hydrolysis in the vapour phase of silicon compounds such as halides, trichlorosilane, monosilane
    • 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
    • C01B7/01—Chlorine; Hydrogen chloride
    • C01B7/03—Preparation from chlorides
    • C01B7/035—Preparation of hydrogen chloride from chlorides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Silicon Compounds (AREA)
CA296,047A 1977-02-03 1978-02-02 Traduction non-disponible Expired CA1103901A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US76534677A 1977-02-03 1977-02-03
US765,346 1977-02-03
US05/859,927 US4157374A (en) 1977-02-03 1977-12-12 Disposal of waste gases from production of aluminum chloride
US859,927 1977-12-12

Publications (1)

Publication Number Publication Date
CA1103901A true CA1103901A (fr) 1981-06-30

Family

ID=27117598

Family Applications (1)

Application Number Title Priority Date Filing Date
CA296,047A Expired CA1103901A (fr) 1977-02-03 1978-02-02 Traduction non-disponible

Country Status (19)

Country Link
JP (1) JPS53124162A (fr)
AU (1) AU512584B2 (fr)
BR (1) BR7800715A (fr)
CA (1) CA1103901A (fr)
CH (1) CH627663A5 (fr)
DD (1) DD134731A5 (fr)
DE (1) DE2804742A1 (fr)
FR (1) FR2379312A1 (fr)
GB (1) GB1588211A (fr)
GR (1) GR70057B (fr)
IN (1) IN147852B (fr)
IT (1) IT1104157B (fr)
NL (1) NL7801208A (fr)
NO (1) NO146228C (fr)
NZ (1) NZ186211A (fr)
PL (1) PL110508B1 (fr)
RO (1) RO76384A (fr)
SE (1) SE424507B (fr)
YU (1) YU21978A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2919661A1 (de) * 1979-05-16 1980-11-27 Basf Ag Verfahren zur vernichtung von phosgen
DE3438770A1 (de) * 1984-10-23 1986-04-24 Bergwerksverband Gmbh, 4300 Essen Verwendung von ein schmelzfaehiges metall enthaltenden formlingen zur entschwefelung heisser gase und verfahren zu deren herstellung
CN116036800A (zh) * 2023-01-09 2023-05-02 中国成达工程有限公司 一种氯化尾气处理和利用方法、及处理和利用系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1346120A (fr) * 1962-03-15 1963-12-13 Duisburger Kupferhuette Procédé de récupération de chlore à partir de gaz résiduaires contenant du chlorure d'arsenic
DE1268850C2 (de) * 1965-07-16 1974-10-03 Vorrichtung zur reinigung der abgase, die beim entfernen des wasserstoffes aus aluminiumschmelzen durch einleiten von chlor entstehen
GB1167461A (en) * 1967-01-13 1969-10-15 Allied Chem Process for the Production of Hydrogen Chloride and Calcium Silicate and/or Aluminate
GB1309744A (en) * 1969-03-31 1973-03-14 Woodall Duckham Ltd Decomposition of metal chlorides

Also Published As

Publication number Publication date
GB1588211A (en) 1981-04-15
FR2379312A1 (fr) 1978-09-01
JPS5741289B2 (fr) 1982-09-02
SE7800178L (sv) 1978-08-04
AU512584B2 (en) 1980-10-16
NZ186211A (en) 1980-05-08
PL110508B1 (en) 1980-07-31
AU3260478A (en) 1979-07-26
SE424507B (sv) 1982-07-26
YU21978A (en) 1982-06-30
GR70057B (fr) 1982-07-26
CH627663A5 (en) 1982-01-29
PL204431A1 (pl) 1978-10-23
NO780275L (no) 1978-08-04
RO76384A (fr) 1981-11-04
BR7800715A (pt) 1978-11-28
IN147852B (fr) 1980-07-19
NL7801208A (nl) 1978-08-07
FR2379312B1 (fr) 1983-01-28
JPS53124162A (en) 1978-10-30
NO146228C (no) 1982-08-25
IT1104157B (it) 1985-10-21
DD134731A5 (de) 1979-03-21
IT7847877A0 (it) 1978-02-02
DE2804742A1 (de) 1978-08-17
NO146228B (no) 1982-05-18

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Legal Events

Date Code Title Description
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