JPS51113024A - The apparatus for decreasing the deterioration of catalysts in double exhaust system - Google Patents

The apparatus for decreasing the deterioration of catalysts in double exhaust system

Info

Publication number
JPS51113024A
JPS51113024A JP3872275A JP3872275A JPS51113024A JP S51113024 A JPS51113024 A JP S51113024A JP 3872275 A JP3872275 A JP 3872275A JP 3872275 A JP3872275 A JP 3872275A JP S51113024 A JPS51113024 A JP S51113024A
Authority
JP
Japan
Prior art keywords
catalysts
deterioration
decreasing
exhaust system
double exhaust
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
JP3872275A
Other languages
Japanese (ja)
Other versions
JPS5410052B2 (en
Inventor
Susumu Tenkai
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan 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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP3872275A priority Critical patent/JPS51113024A/en
Priority to GB1045376A priority patent/GB1537148A/en
Priority to DE19762613607 priority patent/DE2613607A1/en
Publication of JPS51113024A publication Critical patent/JPS51113024A/en
Publication of JPS5410052B2 publication Critical patent/JPS5410052B2/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
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/011—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more purifying devices arranged in parallel
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F01N13/10—Other arrangements or adaptations of exhaust conduits of exhaust manifolds
    • F01N13/107—More than one exhaust manifold or exhaust collector

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Silencers (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

PURPOSE: The pulsation pressure is equilibrated, and the deterioration of catalysts is prevented, moreover the noise level is lowered.
COPYRIGHT: (C)1976,JPO&Japio
JP3872275A 1975-03-31 1975-03-31 The apparatus for decreasing the deterioration of catalysts in double exhaust system Granted JPS51113024A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP3872275A JPS51113024A (en) 1975-03-31 1975-03-31 The apparatus for decreasing the deterioration of catalysts in double exhaust system
GB1045376A GB1537148A (en) 1975-03-31 1976-03-16 Multi-cylinder engine exhaust system with two separate exhaust pipes
DE19762613607 DE2613607A1 (en) 1975-03-31 1976-03-30 MULTICYLINDER ENGINE EXHAUST SYSTEM WITH TWO SEPARATE EXHAUST PIPES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3872275A JPS51113024A (en) 1975-03-31 1975-03-31 The apparatus for decreasing the deterioration of catalysts in double exhaust system

Publications (2)

Publication Number Publication Date
JPS51113024A true JPS51113024A (en) 1976-10-05
JPS5410052B2 JPS5410052B2 (en) 1979-05-01

Family

ID=12533203

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3872275A Granted JPS51113024A (en) 1975-03-31 1975-03-31 The apparatus for decreasing the deterioration of catalysts in double exhaust system

Country Status (3)

Country Link
JP (1) JPS51113024A (en)
DE (1) DE2613607A1 (en)
GB (1) GB1537148A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2725943A1 (en) * 1977-06-08 1978-12-21 Daimler Benz Ag Combustion engine exhaust catalyst - has inlet and outlet connections for separate exhaust entry and exit ducts
DE3740238A1 (en) * 1986-12-04 1988-06-23 Audi Ag EXHAUST SYSTEM FOR AN INTERNAL COMBUSTION ENGINE WITH TWO CYLINDER BENCHES
JPH086576B2 (en) * 1987-06-08 1996-01-24 日産自動車株式会社 Exhaust system for multi-cylinder engine
DE4106249C2 (en) * 1990-03-09 1999-09-09 Volkswagen Ag Device for the catalytic purification of the exhaust gases of an internal combustion engine
US5250268A (en) * 1990-03-09 1993-10-05 Volkswagen Ag Catalytic cleaning arrangement for exhaust from an internal combustion engine
DE102008017883B4 (en) 2008-04-09 2018-05-03 Eberspächer Exhaust Technology GmbH & Co. KG exhaust system

Also Published As

Publication number Publication date
GB1537148A (en) 1978-12-29
DE2613607A1 (en) 1976-10-07
JPS5410052B2 (en) 1979-05-01

Similar Documents

Publication Publication Date Title
JPS51113024A (en) The apparatus for decreasing the deterioration of catalysts in double exhaust system
JPS51143128A (en) Exhaust purifying device
JPS51128827A (en) A stool for the aged and the physically andicapped
JPS5229579A (en) Shock preventing process in oil pressure circuit
JPS51140206A (en) Jet-injector-type pump
JPS51149703A (en) High frequency leakage prevention device
JPS51133960A (en) Defoaming method
JPS51133604A (en) Exhaust gas cleaner system of engine
JPS534648A (en) Apparatus for facial treatment
JPS51126517A (en) Rubber hose
JPS5211086A (en) Surface trimming equipment for steel
JPS51133605A (en) Exhaust gas cleaner of engine
JPS5263508A (en) Silencer
JPS5237619A (en) Exhaust gas patification device
JPS52137528A (en) Low compression ratio diesel engine
JPS5235767A (en) Method of producing wter purifying agent
JPS5235175A (en) Low temperature adsorption apparatus
JPS51144805A (en) Water returning reduction pumping apparatus
JPS529107A (en) Pump
JPS52115416A (en) Totally-enclosed type motor-compressor
JPS526846A (en) Water turbine
JPS51144157A (en) Noise reduction system
JPS51117167A (en) Deodorization apparatus
JPS539943A (en) Exhausting apparatus for hydraulic machinery
JPS51150137A (en) Water controller