JPS5393192A - Purification catalyst for exhaust gas from internal combustion engine - Google Patents

Purification catalyst for exhaust gas from internal combustion engine

Info

Publication number
JPS5393192A
JPS5393192A JP851977A JP851977A JPS5393192A JP S5393192 A JPS5393192 A JP S5393192A JP 851977 A JP851977 A JP 851977A JP 851977 A JP851977 A JP 851977A JP S5393192 A JPS5393192 A JP S5393192A
Authority
JP
Japan
Prior art keywords
exhaust gas
combustion engine
internal combustion
purification catalyst
layer
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.)
Granted
Application number
JP851977A
Other languages
Japanese (ja)
Other versions
JPS5950378B2 (en
Inventor
Ryuzo Hori
Hiroo Kinoshita
Toru Suzaki
Sadahiro Kimura
Atsushi Kuroda
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP52008519A priority Critical patent/JPS5950378B2/en
Publication of JPS5393192A publication Critical patent/JPS5393192A/en
Publication of JPS5950378B2 publication Critical patent/JPS5950378B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE:To provide the title catalyst by which NOx, CO and hydrocarbons can be simultaneously removed, by impregnating an inorg. by porous substance such as alumina with Rh and other Pt group metals and then forming a layer contg. Mo or Fe on the surface of the Pt group metalscontg. layer.
JP52008519A 1977-01-27 1977-01-27 Catalyst for internal combustion engine exhaust gas purification Expired JPS5950378B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52008519A JPS5950378B2 (en) 1977-01-27 1977-01-27 Catalyst for internal combustion engine exhaust gas purification

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52008519A JPS5950378B2 (en) 1977-01-27 1977-01-27 Catalyst for internal combustion engine exhaust gas purification

Publications (2)

Publication Number Publication Date
JPS5393192A true JPS5393192A (en) 1978-08-15
JPS5950378B2 JPS5950378B2 (en) 1984-12-07

Family

ID=11695383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52008519A Expired JPS5950378B2 (en) 1977-01-27 1977-01-27 Catalyst for internal combustion engine exhaust gas purification

Country Status (1)

Country Link
JP (1) JPS5950378B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58119343A (en) * 1982-01-11 1983-07-15 Mitsui Mining & Smelting Co Ltd Catalyst for purifying exhaust gas

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3025836U (en) * 1995-06-07 1996-06-25 尚達 野川 Chopsticks with a chopstick rest

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58119343A (en) * 1982-01-11 1983-07-15 Mitsui Mining & Smelting Co Ltd Catalyst for purifying exhaust gas
JPH0312933B2 (en) * 1982-01-11 1991-02-21 Mitsui Mining & Smelting Co

Also Published As

Publication number Publication date
JPS5950378B2 (en) 1984-12-07

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