JPH0558775B2 - - Google Patents

Info

Publication number
JPH0558775B2
JPH0558775B2 JP88276320A JP27632088A JPH0558775B2 JP H0558775 B2 JPH0558775 B2 JP H0558775B2 JP 88276320 A JP88276320 A JP 88276320A JP 27632088 A JP27632088 A JP 27632088A JP H0558775 B2 JPH0558775 B2 JP H0558775B2
Authority
JP
Japan
Prior art keywords
palladium
catalyst
alumina
oxide
hours
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.)
Expired - Lifetime
Application number
JP88276320A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01254251A (ja
Inventor
Makoto Horiuchi
Yasuo Ikeda
Koichi Saito
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai 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 Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Priority to JP63276320A priority Critical patent/JPH01254251A/ja
Publication of JPH01254251A publication Critical patent/JPH01254251A/ja
Publication of JPH0558775B2 publication Critical patent/JPH0558775B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Materials (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
JP63276320A 1987-11-07 1988-11-02 排気ガス浄化用触媒 Granted JPH01254251A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63276320A JPH01254251A (ja) 1987-11-07 1988-11-02 排気ガス浄化用触媒

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP62-280299 1987-11-07
JP28029987 1987-11-07
JP32269287 1987-12-22
JP62-322692 1987-12-22
JP62-325583 1987-12-24
JP32558387 1987-12-24
JP63276320A JPH01254251A (ja) 1987-11-07 1988-11-02 排気ガス浄化用触媒

Publications (2)

Publication Number Publication Date
JPH01254251A JPH01254251A (ja) 1989-10-11
JPH0558775B2 true JPH0558775B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-08-27

Family

ID=26551855

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63276320A Granted JPH01254251A (ja) 1987-11-07 1988-11-02 排気ガス浄化用触媒

Country Status (1)

Country Link
JP (1) JPH01254251A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2821033B2 (ja) * 1991-01-07 1998-11-05 株式会社日本触媒 ディーゼルエンジン排ガス浄化用触媒
EP0666099B1 (en) * 1993-04-28 2001-07-18 Nippon Shokubai Co., Ltd. Method of removing nitrogen oxides contained in exhaust gas
JP2006026635A (ja) * 1993-04-28 2006-02-02 Nippon Shokubai Co Ltd 排ガス中の窒素酸化物除去方法
JP2006068728A (ja) * 2004-08-03 2006-03-16 Mazda Motor Corp 排気ガス浄化触媒
US8568675B2 (en) * 2009-02-20 2013-10-29 Basf Corporation Palladium-supported catalyst composites
KR102698126B1 (ko) * 2017-06-09 2024-08-27 바스프 코포레이션 촉매 물품 및 배기가스 처리 시스템

Also Published As

Publication number Publication date
JPH01254251A (ja) 1989-10-11

Similar Documents

Publication Publication Date Title
US5000929A (en) Exhaust gas purification catalyst
JP2716205B2 (ja) 排ガス浄化用触媒
JP3061399B2 (ja) ディーゼルエンジン排ガス浄化用触媒および浄化方法
JP7114219B2 (ja) Ｎｏ酸化用触媒材料
JP2006518276A (ja) 層状触媒複合体およびその使用方法
JPH04250851A (ja) ディーゼルエンジン排ガス浄化用触媒
JPH0631173A (ja) 排気ガス浄化用触媒及び排気ガスの浄化方法
JP2007503977A (ja) 改善された熱安定性を有する触媒を担持したディーゼル粒子状物質フィルター
JPH04200637A (ja) ディーゼルエンジン排ガス浄化用触媒
JP2825420B2 (ja) ディーゼルエンジン排ガス浄化用触媒
JPH0558775B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0462778B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP2577757B2 (ja) ディーゼル排ガス浄化用触媒
JPS61120640A (ja) デイ−ゼル排ガス中の一酸化炭素及びガス状炭化水素浄化用触媒
KR0184718B1 (ko) 디젤기관의 배출가스 정화용 촉매정화재의 제조방법
JPH0214744A (ja) 排ガス浄化用触媒
JP3626999B2 (ja) 排ガス浄化材及び排ガス浄化方法
JPH0232934B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH10174886A (ja) 排ガス浄化用触媒層、排ガス浄化用触媒被覆構造体および排ガス浄化方法
JPH0342936B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP3436765B2 (ja) ディーゼルエンジン排ガス浄化用触媒
US20240344473A1 (en) Particulate filter having partially coated catalytic layer
JP3854325B2 (ja) 排ガス浄化材及び排ガス浄化方法
JP3682476B2 (ja) 脱硝触媒およびその製造方法並びにこれを用いた排気ガスの脱硝方法
JPH05115789A (ja) 排ガス浄化材及び排ガス浄化方法

Legal Events

Date Code Title Description
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20070827

Year of fee payment: 14

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20080827

Year of fee payment: 15

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090827

Year of fee payment: 16

EXPY Cancellation because of completion of term
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090827

Year of fee payment: 16