JPS5428929A - Exhaust gas purifying for internal combustion engine - Google Patents

Exhaust gas purifying for internal combustion engine

Info

Publication number
JPS5428929A
JPS5428929A JP9479277A JP9479277A JPS5428929A JP S5428929 A JPS5428929 A JP S5428929A JP 9479277 A JP9479277 A JP 9479277A JP 9479277 A JP9479277 A JP 9479277A JP S5428929 A JPS5428929 A JP S5428929A
Authority
JP
Japan
Prior art keywords
exhaust gas
combustion engine
internal combustion
gas purifying
engine
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
JP9479277A
Other languages
Japanese (ja)
Inventor
Toshiji Matsuura
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 JP9479277A priority Critical patent/JPS5428929A/en
Publication of JPS5428929A publication Critical patent/JPS5428929A/en
Pending legal-status Critical Current

Links

Landscapes

  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

PURPOSE: To accelerate the warming-up of catalyst, by increasing secondary air when the engine is cold.
COPYRIGHT: (C)1979,JPO&Japio
JP9479277A 1977-08-08 1977-08-08 Exhaust gas purifying for internal combustion engine Pending JPS5428929A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9479277A JPS5428929A (en) 1977-08-08 1977-08-08 Exhaust gas purifying for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9479277A JPS5428929A (en) 1977-08-08 1977-08-08 Exhaust gas purifying for internal combustion engine

Publications (1)

Publication Number Publication Date
JPS5428929A true JPS5428929A (en) 1979-03-03

Family

ID=14119916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9479277A Pending JPS5428929A (en) 1977-08-08 1977-08-08 Exhaust gas purifying for internal combustion engine

Country Status (1)

Country Link
JP (1) JPS5428929A (en)

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