DE2235426B2 - - Google Patents

Info

Publication number
DE2235426B2
DE2235426B2 DE19722235426 DE2235426A DE2235426B2 DE 2235426 B2 DE2235426 B2 DE 2235426B2 DE 19722235426 DE19722235426 DE 19722235426 DE 2235426 A DE2235426 A DE 2235426A DE 2235426 B2 DE2235426 B2 DE 2235426B2
Authority
DE
Germany
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.)
Granted
Application number
DE19722235426
Other languages
German (de)
Other versions
DE2235426C3 (de
DE2235426A1 (de
Inventor
Tetsuya Niihama Ohrui
Yasuhito Saijo Sakakibara
Osamu Niihama Imai
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to DE19722235426 priority Critical patent/DE2235426C3/de
Publication of DE2235426A1 publication Critical patent/DE2235426A1/de
Publication of DE2235426B2 publication Critical patent/DE2235426B2/de
Application granted granted Critical
Publication of DE2235426C3 publication Critical patent/DE2235426C3/de
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
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
DE19722235426 1972-07-19 1972-07-19 Verfahren zur Behandlung von Stickoxiden enthaltenden Abgasen Expired DE2235426C3 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19722235426 DE2235426C3 (de) 1972-07-19 1972-07-19 Verfahren zur Behandlung von Stickoxiden enthaltenden Abgasen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722235426 DE2235426C3 (de) 1972-07-19 1972-07-19 Verfahren zur Behandlung von Stickoxiden enthaltenden Abgasen

Publications (3)

Publication Number Publication Date
DE2235426A1 DE2235426A1 (de) 1974-02-07
DE2235426B2 true DE2235426B2 (fr) 1974-05-30
DE2235426C3 DE2235426C3 (de) 1975-01-02

Family

ID=5851057

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722235426 Expired DE2235426C3 (de) 1972-07-19 1972-07-19 Verfahren zur Behandlung von Stickoxiden enthaltenden Abgasen

Country Status (1)

Country Link
DE (1) DE2235426C3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01139146A (ja) * 1987-08-14 1989-05-31 Mitsubishi Heavy Ind Ltd 砒素分による劣化脱硝触媒の再生方法及び同装置

Also Published As

Publication number Publication date
DE2235426C3 (de) 1975-01-02
DE2235426A1 (de) 1974-02-07

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EF Willingness to grant licences