DE4091124T1 - PHOTOGRAPHIC METHOD FOR DEGRADING OXIDES OF NITROGEN INTO ENVIRONMENTALLY FRIENDLY PRODUCTS - Google Patents

PHOTOGRAPHIC METHOD FOR DEGRADING OXIDES OF NITROGEN INTO ENVIRONMENTALLY FRIENDLY PRODUCTS

Info

Publication number
DE4091124T1
DE4091124T1 DE904091124T DE4091124T DE4091124T1 DE 4091124 T1 DE4091124 T1 DE 4091124T1 DE 904091124 T DE904091124 T DE 904091124T DE 4091124 T DE4091124 T DE 4091124T DE 4091124 T1 DE4091124 T1 DE 4091124T1
Authority
DE
Germany
Prior art keywords
degrading
oxides
nitrogen
environmentally friendly
photographic method
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.)
Withdrawn
Application number
DE904091124T
Other languages
German (de)
Inventor
Norman N Lichtin
Kallambella M Vijayakumar
Junchang Dong
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.)
Boston University
Original Assignee
Boston University
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 US07/371,172 external-priority patent/US4980040A/en
Application filed by Boston University filed Critical Boston University
Publication of DE4091124T1 publication Critical patent/DE4091124T1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
DE904091124T 1989-06-26 1990-06-22 PHOTOGRAPHIC METHOD FOR DEGRADING OXIDES OF NITROGEN INTO ENVIRONMENTALLY FRIENDLY PRODUCTS Withdrawn DE4091124T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/371,172 US4980040A (en) 1989-06-26 1989-06-26 Photopromoted method for decomposing oxides of nitrogen into environmentally compatible products
PCT/US1990/003579 WO1991000241A1 (en) 1989-06-26 1990-06-22 Photopromoted method for decomposing oxides of nitrogen into environmentally compatible products

Publications (1)

Publication Number Publication Date
DE4091124T1 true DE4091124T1 (en) 1991-07-18

Family

ID=26781527

Family Applications (1)

Application Number Title Priority Date Filing Date
DE904091124T Withdrawn DE4091124T1 (en) 1989-06-26 1990-06-22 PHOTOGRAPHIC METHOD FOR DEGRADING OXIDES OF NITROGEN INTO ENVIRONMENTALLY FRIENDLY PRODUCTS

Country Status (1)

Country Link
DE (1) DE4091124T1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19645689A1 (en) * 1996-11-06 1998-05-07 Bayerische Motoren Werke Ag Exhaust gas treatment unit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63111929A (en) * 1986-10-28 1988-05-17 Ebara Res Co Ltd Decomposing and removing method for nitrous oxide contained in gaseous mixture
JPS63111930A (en) * 1986-10-28 1988-05-17 Ebara Res Co Ltd Decomposing and removing method for nitrous oxide contained in gaseous mixture
DE3642472A1 (en) * 1986-12-12 1988-06-23 Bbc Brown Boveri & Cie Process and apparatus for purifying exhaust gases

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63111929A (en) * 1986-10-28 1988-05-17 Ebara Res Co Ltd Decomposing and removing method for nitrous oxide contained in gaseous mixture
JPS63111930A (en) * 1986-10-28 1988-05-17 Ebara Res Co Ltd Decomposing and removing method for nitrous oxide contained in gaseous mixture
DE3642472A1 (en) * 1986-12-12 1988-06-23 Bbc Brown Boveri & Cie Process and apparatus for purifying exhaust gases

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19645689A1 (en) * 1996-11-06 1998-05-07 Bayerische Motoren Werke Ag Exhaust gas treatment unit
DE19645689B4 (en) * 1996-11-06 2006-05-11 Bayerische Motoren Werke Ag Device for exhaust aftertreatment for an internal combustion engine, in particular Otto engine with lean operation

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8125 Change of the main classification

Ipc: B01D 53/86

8139 Disposal/non-payment of the annual fee