JPS51113022A - A purification method of exhaust gas - Google Patents

A purification method of exhaust gas

Info

Publication number
JPS51113022A
JPS51113022A JP3814875A JP3814875A JPS51113022A JP S51113022 A JPS51113022 A JP S51113022A JP 3814875 A JP3814875 A JP 3814875A JP 3814875 A JP3814875 A JP 3814875A JP S51113022 A JPS51113022 A JP S51113022A
Authority
JP
Japan
Prior art keywords
exhaust gas
purification method
catalysts
lessened
deterioration
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.)
Pending
Application number
JP3814875A
Other languages
Japanese (ja)
Inventor
Takashi Kobayakawa
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.)
Daihatsu Motor Co Ltd
Original Assignee
Daihatsu Motor 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 Daihatsu Motor Co Ltd filed Critical Daihatsu Motor Co Ltd
Priority to JP3814875A priority Critical patent/JPS51113022A/en
Publication of JPS51113022A publication Critical patent/JPS51113022A/en
Pending legal-status Critical Current

Links

Landscapes

  • Exhaust Gas After Treatment (AREA)

Abstract

PURPOSE: The feed volume of the secondary air for a catalytic reaction is lessened in proportion to the deterioration of catalysts, and consequently the purification action of catalysts is highly maintained for a long period.
COPYRIGHT: (C)1976,JPO&Japio
JP3814875A 1975-03-28 1975-03-28 A purification method of exhaust gas Pending JPS51113022A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3814875A JPS51113022A (en) 1975-03-28 1975-03-28 A purification method of exhaust gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3814875A JPS51113022A (en) 1975-03-28 1975-03-28 A purification method of exhaust gas

Publications (1)

Publication Number Publication Date
JPS51113022A true JPS51113022A (en) 1976-10-05

Family

ID=12517322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3814875A Pending JPS51113022A (en) 1975-03-28 1975-03-28 A purification method of exhaust gas

Country Status (1)

Country Link
JP (1) JPS51113022A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60164615U (en) * 1984-04-10 1985-11-01 マツダ株式会社 Engine secondary air supply system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60164615U (en) * 1984-04-10 1985-11-01 マツダ株式会社 Engine secondary air supply system

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