NL161676B - PROCEDURE FOR REDUCING NITROGEN OXIDES TO NITROGEN GAS USING A REDUCING GAS AND A CU-AL203 CATALYST. - Google Patents

PROCEDURE FOR REDUCING NITROGEN OXIDES TO NITROGEN GAS USING A REDUCING GAS AND A CU-AL203 CATALYST.

Info

Publication number
NL161676B
NL161676B NL7312848.A NL7312848A NL161676B NL 161676 B NL161676 B NL 161676B NL 7312848 A NL7312848 A NL 7312848A NL 161676 B NL161676 B NL 161676B
Authority
NL
Netherlands
Prior art keywords
reducing
gas
nitrogen
catalyst
procedure
Prior art date
Application number
NL7312848.A
Other languages
Dutch (nl)
Other versions
NL161676C (en
NL7312848A (en
Original Assignee
Hitachi Shipbuilding Eng Co
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 Hitachi Shipbuilding Eng Co filed Critical Hitachi Shipbuilding Eng Co
Publication of NL7312848A publication Critical patent/NL7312848A/xx
Publication of NL161676B publication Critical patent/NL161676B/en
Application granted granted Critical
Publication of NL161676C publication Critical patent/NL161676C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/02—Preparation of nitrogen
    • 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
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
    • G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
    • G21C19/205—Interchanging of fuel elements in the core, i.e. fuel shuffling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/202—Hydrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/204—Carbon monoxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/208—Hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2042—Barium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2047—Magnesium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20761—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2092—Aluminium
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
NL7312848.A 1972-12-09 1973-09-18 METHOD FOR REDUCING NITROGEN OXIDES TO NITROGEN GAS USING A REDUCING GAS AND A CU-AL203 CATALYST. NL161676C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12366272A JPS5315459B2 (en) 1972-12-09 1972-12-09

Publications (3)

Publication Number Publication Date
NL7312848A NL7312848A (en) 1974-06-11
NL161676B true NL161676B (en) 1979-10-15
NL161676C NL161676C (en) 1980-03-17

Family

ID=14866164

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7312848.A NL161676C (en) 1972-12-09 1973-09-18 METHOD FOR REDUCING NITROGEN OXIDES TO NITROGEN GAS USING A REDUCING GAS AND A CU-AL203 CATALYST.

Country Status (7)

Country Link
JP (1) JPS5315459B2 (en)
CA (1) CA1005219A (en)
DE (1) DE2348295C3 (en)
FR (1) FR2209714B1 (en)
GB (1) GB1413349A (en)
IT (1) IT997567B (en)
NL (1) NL161676C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1534047A (en) * 1975-05-23 1978-11-29 Ecnpk Chimi I Chimikotech Prob Catalyst suitable for oxidising the harmful constituents of engine exhaust gases
DE2635652C2 (en) * 1976-08-07 1986-10-16 Bergwerksverband Gmbh, 4300 Essen Process for removing nitrogen oxides from low-oxygen combustion exhaust gases and other exhaust gases
DE3312890A1 (en) * 1983-04-11 1984-10-11 Zbigniew Dr. 6078 Neu-Isenburg Boguslawski METHOD AND DEVICE FOR PURIFYING COMBUSTION GASES FROM EXAMPLE HOUSEHOLD HEATERS, COMBUSTION ENGINES OR THE LIKE. FIREPLACES
DE3518192A1 (en) * 1984-09-19 1986-11-27 Klaus Prof. Dr.rer.nat. 4430 Steinfurt Mangold Two-stage process for purifying combustion gases
DE3917983A1 (en) * 1989-06-02 1990-12-06 Gaswaerme Inst Ev Removing nitrogen oxide(s) from flue gases - by incorporating redn. gas and catalytically reducing
CA2024154C (en) * 1989-08-31 1995-02-14 Senshi Kasahara Catalyst for reducing nitrogen oxides from exhaust gas
DE19600558C2 (en) * 1996-01-09 1998-10-22 Daimler Benz Ag Process for reducing nitrogen oxides in exhaust gases from diesel engines
JP3572548B2 (en) 2002-05-24 2004-10-06 日本酸素株式会社 Gas purification method and apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2924504A (en) * 1956-08-30 1960-02-09 Chemetron Corp Process of removing nitrogen oxides from gas streams of varying composition
FR2134762A5 (en) * 1971-04-19 1972-12-08 Prod Catalyse Fse Decomposing oxides of nitrogen
JPS4956891A (en) * 1972-10-05 1974-06-03

Also Published As

Publication number Publication date
IT997567B (en) 1975-12-30
FR2209714B1 (en) 1976-11-19
DE2348295C3 (en) 1979-04-12
DE2348295B2 (en) 1978-08-03
GB1413349A (en) 1975-11-12
JPS5315459B2 (en) 1978-05-25
FR2209714A1 (en) 1974-07-05
NL161676C (en) 1980-03-17
JPS4984957A (en) 1974-08-15
CA1005219A (en) 1977-02-15
NL7312848A (en) 1974-06-11
DE2348295A1 (en) 1974-07-04

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: HITACHI SHIPS