AT327866B - PROCESS FOR THE SELECTIVE ABSORPTION OF SULFUR DIOXIDE FROM A WET OR DRY GAS MIXTURE - Google Patents

PROCESS FOR THE SELECTIVE ABSORPTION OF SULFUR DIOXIDE FROM A WET OR DRY GAS MIXTURE

Info

Publication number
AT327866B
AT327866B AT972170A AT972170A AT327866B AT 327866 B AT327866 B AT 327866B AT 972170 A AT972170 A AT 972170A AT 972170 A AT972170 A AT 972170A AT 327866 B AT327866 B AT 327866B
Authority
AT
Austria
Prior art keywords
wet
gas mixture
sulfur dioxide
dry gas
selective absorption
Prior art date
Application number
AT972170A
Other languages
German (de)
Other versions
ATA972170A (en
Original Assignee
Gaf Corp
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 Gaf Corp filed Critical Gaf Corp
Publication of ATA972170A publication Critical patent/ATA972170A/en
Application granted granted Critical
Publication of AT327866B publication Critical patent/AT327866B/en

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
    • B01D53/1418—Recovery of products
    • 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
    • B01D53/1456—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
    • B01D53/1493—Selection of liquid materials for use as 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/507—Sulfur oxides by treating the gases with other liquids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/60—Isolation of sulfur dioxide from gases
    • 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
AT972170A 1969-10-30 1970-10-29 PROCESS FOR THE SELECTIVE ABSORPTION OF SULFUR DIOXIDE FROM A WET OR DRY GAS MIXTURE AT327866B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87277569A 1969-10-30 1969-10-30

Publications (2)

Publication Number Publication Date
ATA972170A ATA972170A (en) 1975-05-15
AT327866B true AT327866B (en) 1976-02-25

Family

ID=25360268

Family Applications (1)

Application Number Title Priority Date Filing Date
AT972170A AT327866B (en) 1969-10-30 1970-10-29 PROCESS FOR THE SELECTIVE ABSORPTION OF SULFUR DIOXIDE FROM A WET OR DRY GAS MIXTURE

Country Status (14)

Country Link
AT (1) AT327866B (en)
BE (1) BE757293A (en)
CA (1) CA942930A (en)
CH (1) CH545648A (en)
CS (1) CS158283B2 (en)
DE (1) DE2053104A1 (en)
ES (1) ES383806A1 (en)
FR (1) FR2066577A5 (en)
GB (1) GB1326222A (en)
IL (1) IL35229A (en)
NL (1) NL7015856A (en)
RO (1) RO58411A (en)
SE (1) SE370634B (en)
ZA (1) ZA707362B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1020269A5 (en) * 2012-01-17 2013-07-02 Taminco USE OF REPLACEMENT SOLVENTS FOR N-METHYLPYRROLIDONE (NMP).
US20230130822A1 (en) * 2020-02-14 2023-04-27 Angus Chemical Company Low toxicity nmp substitutes and uses thereof

Also Published As

Publication number Publication date
ZA707362B (en) 1971-09-29
BE757293A (en) 1971-03-16
ES383806A1 (en) 1973-03-01
DE2053104A1 (en) 1971-05-06
CH545648A (en) 1974-02-15
NL7015856A (en) 1971-05-04
IL35229A (en) 1973-03-30
GB1326222A (en) 1973-08-08
FR2066577A5 (en) 1971-08-06
SE370634B (en) 1974-10-28
RO58411A (en) 1975-09-15
CA942930A (en) 1974-03-05
ATA972170A (en) 1975-05-15
IL35229A0 (en) 1970-11-30
CS158283B2 (en) 1974-10-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee