CA981878A - Removal of hydrogen cyanide and/or hydrogen sulfide from gases - Google Patents

Removal of hydrogen cyanide and/or hydrogen sulfide from gases

Info

Publication number
CA981878A
CA981878A CA165,987A CA165987A CA981878A CA 981878 A CA981878 A CA 981878A CA 165987 A CA165987 A CA 165987A CA 981878 A CA981878 A CA 981878A
Authority
CA
Canada
Prior art keywords
hydrogen
gases
removal
cyanide
hydrogen sulfide
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
CA165,987A
Other versions
CA165987S (en
Inventor
Kenji Miyao
Hirofumi Shibano
Tetsuo Hamamoto
Yoshio Nogami
Isami Ooka
Mieko Miyao
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.)
Osaka Gas Co Ltd
Original Assignee
Osaka Gas Co 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 Osaka Gas Co Ltd filed Critical Osaka Gas Co Ltd
Application granted granted Critical
Publication of CA981878A publication Critical patent/CA981878A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
    • 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
    • B01D53/48—Sulfur compounds
    • B01D53/52—Hydrogen sulfide
    • 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
    • B01D53/54—Nitrogen compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Industrial Gases (AREA)
CA165,987A 1972-03-14 1973-03-13 Removal of hydrogen cyanide and/or hydrogen sulfide from gases Expired CA981878A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47026355A JPS523404B2 (en) 1972-03-14 1972-03-14

Publications (1)

Publication Number Publication Date
CA981878A true CA981878A (en) 1976-01-20

Family

ID=12191152

Family Applications (1)

Application Number Title Priority Date Filing Date
CA165,987A Expired CA981878A (en) 1972-03-14 1973-03-13 Removal of hydrogen cyanide and/or hydrogen sulfide from gases

Country Status (6)

Country Link
JP (1) JPS523404B2 (en)
CA (1) CA981878A (en)
DE (1) DE2312468B2 (en)
FR (1) FR2176047B1 (en)
GB (1) GB1423916A (en)
NL (1) NL157218B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5285060A (en) * 1975-12-30 1977-07-15 Piibodeii Horumuzu Ltd Method of treating aqueous alkali effluents containing sulfur compounds
CN113398733B (en) * 2021-07-21 2024-05-31 南京大学盐城环保技术与工程研究院 Hydrocyanic acid waste gas treatment device, system and treatment method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1005047B (en) * 1953-06-11 1957-03-28 Dr Phil Kalman Von Szombathy Process for the dehydrogenation or oxidation of inorganic and organic sulfur compounds
DE1199243B (en) * 1963-07-10 1965-08-26 Huels Chemische Werke Ag Process for the production of gases containing sulfur dioxide from waste sulfuric acid containing ammonium salts
FR1466700A (en) * 1965-02-02 1967-01-20 Babcock & Wilcox Co Method and apparatus for absorbing hydrogen sulphide contained in combustion gases
US3645683A (en) * 1970-03-10 1972-02-29 Du Pont Regeneration of acid
JPS5144493B2 (en) * 1971-09-30 1976-11-29

Also Published As

Publication number Publication date
GB1423916A (en) 1976-02-04
DE2312468B2 (en) 1974-10-24
NL7303583A (en) 1973-09-18
JPS523404B2 (en) 1977-01-27
JPS4893601A (en) 1973-12-04
FR2176047B1 (en) 1976-11-05
DE2312468A1 (en) 1973-09-27
NL157218B (en) 1978-07-17
FR2176047A1 (en) 1973-10-26

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