BE859172A - Catalyseur pour la reduction selective de protoxydes d'azote a partir de gaz expulses contenant de l'oxygene - Google Patents

Catalyseur pour la reduction selective de protoxydes d'azote a partir de gaz expulses contenant de l'oxygene

Info

Publication number: BE859172A
Authority: BE; Belgium
Prior art keywords: emi; catalyst; support; catalyst according; catalysts
Prior art date: 1976-09-30

Application number

BE181281A

Other languages

English (en)

French (fr)

Inventor

M Atsukawa

Y Nishimoto

N Yokoyama

T Sera

Original Assignee

Mitsubishi Heavy Ind 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.)

1976-09-30

Filing date

1977-09-29

Publication date

1978-01-16

1977-09-29 Application filed by Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd

1978-01-16 Publication of BE859172A publication Critical patent/BE859172A/fr

Links

239000003054 catalyst Substances 0.000 title claims description 49
239000007789 gas Substances 0.000 title description 16
230000009467 reduction Effects 0.000 title description 7
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title description 6
229910052757 nitrogen Inorganic materials 0.000 title description 3
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title 1
239000001301 oxygen Substances 0.000 title 1
229910052760 oxygen Inorganic materials 0.000 title 1
239000000203 mixture Substances 0.000 claims description 10
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 5
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
230000003197 catalytic effect Effects 0.000 claims description 3
239000000470 constituent Substances 0.000 claims description 3
229910052742 iron Inorganic materials 0.000 claims description 3
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
229910052802 copper Inorganic materials 0.000 claims 2
239000010949 copper Substances 0.000 claims 2
229910052720 vanadium Inorganic materials 0.000 claims 2
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims 2
229910010413 TiO 2 Inorganic materials 0.000 claims 1
BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims 1
229910052921 ammonium sulfate Inorganic materials 0.000 claims 1
235000011130 ammonium sulphate Nutrition 0.000 claims 1
238000010438 heat treatment Methods 0.000 claims 1
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 12
238000000034 method Methods 0.000 description 10
230000008569 process Effects 0.000 description 9
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
239000000378 calcium silicate Substances 0.000 description 8
229910052918 calcium silicate Inorganic materials 0.000 description 8
OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 8
MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 6
238000006722 reduction reaction Methods 0.000 description 6
239000003638 chemical reducing agent Substances 0.000 description 5
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
238000006243 chemical reaction Methods 0.000 description 4
238000010276 construction Methods 0.000 description 4
231100000331 toxic Toxicity 0.000 description 4
230000002588 toxic effect Effects 0.000 description 4
MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
230000009102 absorption Effects 0.000 description 3
238000010521 absorption reaction Methods 0.000 description 3
230000008901 benefit Effects 0.000 description 3
238000002485 combustion reaction Methods 0.000 description 3
239000000428 dust Substances 0.000 description 3
238000009434 installation Methods 0.000 description 3
239000000463 material Substances 0.000 description 3
239000004071 soot Substances 0.000 description 3
238000001179 sorption measurement Methods 0.000 description 3
239000000126 substance Substances 0.000 description 3
OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 3
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
235000008733 Citrus aurantifolia Nutrition 0.000 description 2
GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical class [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
235000011941 Tilia x europaea Nutrition 0.000 description 2
238000013019 agitation Methods 0.000 description 2
239000010953 base metal Substances 0.000 description 2
238000005266 casting Methods 0.000 description 2
238000010531 catalytic reduction reaction Methods 0.000 description 2
OMBRFUXPXNIUCZ-UHFFFAOYSA-N dioxidonitrogen(1+) Chemical compound O=[N+]=O OMBRFUXPXNIUCZ-UHFFFAOYSA-N 0.000 description 2
239000004571 lime Substances 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000000465 moulding Methods 0.000 description 2
238000011946 reduction process Methods 0.000 description 2
RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
235000012239 silicon dioxide Nutrition 0.000 description 2
230000007704 transition Effects 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
241000264877 Hippospongia communis Species 0.000 description 1
239000005909 Kieselgur Substances 0.000 description 1
229910002089 NOx Inorganic materials 0.000 description 1
ODUCDPQEXGNKDN-UHFFFAOYSA-N Nitrogen oxide(NO) Natural products O=N ODUCDPQEXGNKDN-UHFFFAOYSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
229910021536 Zeolite Inorganic materials 0.000 description 1
239000002250 absorbent Substances 0.000 description 1
230000002745 absorbent Effects 0.000 description 1
230000009471 action Effects 0.000 description 1
239000003463 adsorbent Substances 0.000 description 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
150000008064 anhydrides Chemical class 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
239000000292 calcium oxide Substances 0.000 description 1
235000012255 calcium oxide Nutrition 0.000 description 1
238000006555 catalytic reaction Methods 0.000 description 1
238000005119 centrifugation Methods 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011651 chromium Substances 0.000 description 1
239000003245 coal Substances 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
239000013078 crystal Substances 0.000 description 1
238000002425 crystallisation Methods 0.000 description 1
230000008025 crystallization Effects 0.000 description 1
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
239000003365 glass fiber Substances 0.000 description 1
239000008187 granular material Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
238000001027 hydrothermal synthesis Methods 0.000 description 1
239000012212 insulator Substances 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
230000003278 mimic effect Effects 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
-1 oxy- Chemical class 0.000 description 1
238000005453 pelletization Methods 0.000 description 1
239000002574 poison Substances 0.000 description 1
231100000614 poison Toxicity 0.000 description 1
239000010970 precious metal Substances 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
239000000047 product Substances 0.000 description 1
230000001737 promoting effect Effects 0.000 description 1
230000008929 regeneration Effects 0.000 description 1
238000011069 regeneration method Methods 0.000 description 1
230000002787 reinforcement Effects 0.000 description 1
239000004576 sand Substances 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
238000007711 solidification Methods 0.000 description 1
230000008023 solidification Effects 0.000 description 1
238000005507 spraying Methods 0.000 description 1
239000010959 steel Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
230000001131 transforming effect Effects 0.000 description 1
239000010457 zeolite Substances 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/04—Mixing
- 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
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/20—Vanadium, niobium or tantalum
- B01J23/22—Vanadium
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
- 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
- B01D2255/20707—Titanium
- 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
- B01D2255/20723—Vanadium
- 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
- B01D2255/20738—Iron
- 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Combustion & Propulsion (AREA)
Biomedical Technology (AREA)
Environmental & Geological Engineering (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Catalysts (AREA)

BE181281A 1976-09-30 1977-09-29 Catalyseur pour la reduction selective de protoxydes d'azote a partir de gaz expulses contenant de l'oxygene BE859172A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP11742476A JPS5343092A (en)	1976-09-30	1976-09-30	Exhaust gas treatment catalyst

Publications (1)

Publication Number	Publication Date
BE859172A true BE859172A (fr)	1978-01-16

Family

ID=14711292

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE181281A BE859172A (fr)	1976-09-30	1977-09-29	Catalyseur pour la reduction selective de protoxydes d'azote a partir de gaz expulses contenant de l'oxygene

Country Status (2)

Country	Link
JP (1)	JPS5343092A (sr)
BE (1)	BE859172A (sr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH02107301U (sr) *	1989-02-16	1990-08-27

1976
- 1976-09-30 JP JP11742476A patent/JPS5343092A/ja active Granted
1977
- 1977-09-29 BE BE181281A patent/BE859172A/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPS5343092A (en)	1978-04-18
JPS5516699B2 (sr)	1980-05-06

Legal Events

Date

Code

Title

Description

1993-03-31

RE

Patent lapsed

Owner name: MITSUBISHI JUKOGYO K.K.

Effective date: 19920930

Publication	Publication Date	Title
US4186109A (en)	1980-01-29	Catalyst for selectively reducing nitrogen oxides from oxygen-containing exhaust gases
FR2553679A1 (fr)	1985-04-26	Catalyseur pour purifier les gaz d'echappement et les gaz residuaires par elimination des oxydes d'azote
FR2635987A1 (fr)	1990-03-09	Catalyseurs pour le traitement des effluents gazeux et procede de traitement de ces effluents
CA2036505A1 (fr)	1991-08-20	Catalyseurs pour le traitement des effluents gazeux et procede de traitement de ces effluents
EP0286507B1 (fr)	1991-08-21	Procédé d'épuration des effluents gazeux oxygénées par un réduction sélective des oxydes d'azote
EP0483201B1 (fr)	1995-12-13	Traitement d'effluents gazeux contenant des NOx et de l'oxygène avec des compositions catalytiques à base de zéolites Y échangés au Cu
WO1999034901A1 (fr)	1999-07-15	Catalyseur a base de ferrierite/fer pour la reduction catalytique de la teneur de gaz en protoxyde d'azote, son procede d'obtention et son application
EP0215709A1 (fr)	1987-03-25	Procédé d'élimination d'oxydes de soufre d'un gaz au moyen d'une masse d'absorption régénérable par réaction avec de l'hydrogène sulfuré
FR2625919A1 (fr)	1989-07-21	Procede et catalyseur pour la reduction selective des oxydes d'azote
CA2027015A1 (fr)	1991-04-10	Catalyseurs pour le traitement des effluents gazeux et procede de traitement de ces effluents
NO167130B (no)	1991-07-01	Katalysator for selektiv reduksjon av nitrogenoksyder.
FR2722429A1 (fr)	1996-01-19	Catalyseur a base d'alumine pour le traitement de gaz contenant des composes soufres, utilisation deces catalyseurs pour le traitement et procedes de traitement desdits gaz
CA1129175A (fr)	1982-08-10	Procede d'oxydation du soufre et des composes du soufre
CA2472916C (fr)	2012-10-02	Oxidation directe de composes soufres a moins de 200.degree.c et par catalyseur avec 2% a 5% de fer
EP0207957B1 (fr)	1988-11-02	Procede d'elimination des composes cos et cs 2 contenus dans un gaz industriel
FR2546512A1 (fr)	1984-11-30	Procede de preparation de corps mineraux hautement poreux a structure polyforme
EP1542924B1 (fr)	2006-02-01	Procede de purificatin d un gaz de synthese a base de sulfur e dhydrogene
FR2722428A1 (fr)	1996-01-19	Catalyseurs pour le traitement de gaz contenant des composes soufres; utilisation et procede de traitement d'un gaz contenant des composes soufres
JPS6134853B2 (sr)	1986-08-09
FR2779360A1 (fr)	1999-12-10	Procede pour l'abattement du protoxyde d'azote dans les gaz et catalyseurs correspondants
RU2090498C1 (ru)	1997-09-20	Способ получения окисленного графита
SU1102620A1 (ru)	1984-07-15	Способ очистки отход щих газов,содержащих сернистые соединени от органических примесей
CA1291859C (fr)	1991-11-12	Procede d'elimination d'oxydes de soufre d'un gaz au moyen d'une masse d'absorption regenerable par reaction avec du soufre elementaire
RU2052287C1 (ru)	1996-01-20	Катализатор очистки воздуха от кислородсодержащих примесей и способ его приготовления
US3232868A (en)	1966-02-01	Water-refining agents and process employing same