JPS5333992A - Treating process for solution of glyoxal acid - Google Patents

Treating process for solution of glyoxal acid

Info

Publication number
JPS5333992A
JPS5333992A JP10069177A JP10069177A JPS5333992A JP S5333992 A JPS5333992 A JP S5333992A JP 10069177 A JP10069177 A JP 10069177A JP 10069177 A JP10069177 A JP 10069177A JP S5333992 A JPS5333992 A JP S5333992A
Authority
JP
Japan
Prior art keywords
solution
treating process
glyoxal acid
glyoxal
acid
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.)
Pending
Application number
JP10069177A
Other languages
English (en)
Japanese (ja)
Inventor
Etsuchi Sutaaku Uiriamu
Shien Chiyu Chiengu
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.)
Spring Chemicals Ltd
Original Assignee
Spring Chemicals 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
Priority claimed from US05/717,082 external-priority patent/US4115517A/en
Application filed by Spring Chemicals Ltd filed Critical Spring Chemicals Ltd
Publication of JPS5333992A publication Critical patent/JPS5333992A/ja
Pending 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
    • B01D53/14—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 by absorption
    • B01D53/1456—Removing acid components
    • B01D53/1481—Removing sulfur dioxide or sulfur trioxide
    • 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
    • B01D53/14—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 by absorption
    • B01D53/1425—Regeneration of liquid absorbents
    • 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
    • B01D53/14—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 by absorption
    • B01D53/1493—Selection of liquid materials for use as absorbents
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Removal Of Specific Substances (AREA)
JP10069177A 1976-08-24 1977-08-24 Treating process for solution of glyoxal acid Pending JPS5333992A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/717,082 US4115517A (en) 1976-08-24 1976-08-24 Treatment of sulfur oxides with aqueous glyoxylic acid solutions
US05/819,136 US4176164A (en) 1976-08-24 1977-07-26 Treatment of sulfur oxides with aqueous glyoxylic acid solutions

Publications (1)

Publication Number Publication Date
JPS5333992A true JPS5333992A (en) 1978-03-30

Family

ID=27109653

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10069177A Pending JPS5333992A (en) 1976-08-24 1977-08-24 Treating process for solution of glyoxal acid

Country Status (9)

Country Link
US (1) US4176164A (enExample)
JP (1) JPS5333992A (enExample)
DE (1) DE2737998A1 (enExample)
FR (1) FR2362657A1 (enExample)
IL (1) IL52738A0 (enExample)
IT (1) IT1107743B (enExample)
LU (1) LU78002A1 (enExample)
NL (1) NL7709075A (enExample)
SE (1) SE7709371L (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4254287A (en) * 1979-07-05 1981-03-03 Conoco, Inc. Removal of catalyst from ethoxylates by centrifugation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB443314A (en) * 1934-07-20 1936-02-26 Metallgesellschaft Ag Process for the recovery of sulphur dioxide from gases containing same
GB538602A (en) * 1939-10-16 1941-08-11 Saint Gobain Improvements in processes for extracting and concentrating sulphur dioxide
BE635533A (enExample) * 1963-01-18
US4040803A (en) * 1975-02-11 1977-08-09 Mitsubishi Jukogyo Kabushiki Kaisha Wet waste flue gas desulfurizing process using lime as absorbent

Also Published As

Publication number Publication date
NL7709075A (nl) 1978-02-28
DE2737998A1 (de) 1978-03-09
SE7709371L (sv) 1978-02-25
IT1107743B (it) 1985-11-25
US4176164A (en) 1979-11-27
LU78002A1 (enExample) 1978-01-11
FR2362657A1 (fr) 1978-03-24
IL52738A0 (en) 1977-10-31

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