3645098

Information

• Patent Grant
• 3645098

• References
• Source

• Patent Number

  3,645,098

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1972
  52 years ago

• CPC

  • F01N13/0097 - the purifying devices are arranged in a single housing
  • F01N3/0814 - combined with catalytic converters
  • F01N3/0835 - Hydrocarbons
  • F01N3/0842 - Nitrogen oxides
  • F01N3/0857 - Carbon oxides
  • F01N3/0878 - Bypassing absorbents or adsorbents
  • F01N3/22 - Regulation of additional air supply only
  • F01N3/2882 - Catalytic reactors combined or associated with other devices
  • F02M26/15 - in relation to engine exhaust purifying apparatus
  • F02M26/35 - with means for cleaning or treating the recirculated gases
  • F02M26/37 - with temporary storage of recirculated exhaust gas
  • F01N3/20 - specially adapted for catalytic conversion; Methods of operation or regulation of catalytic converters
  • F01N2240/26 - an exhaust gas reservoir
  • F01N2250/02 - filtering and catalytic conversion
  • F01N2250/12 - absorption or adsorption, and catalytic conversion
  • F01N2410/12 - in case of absorption, adsorption or desorption of exhaust gas constituents
  • F01N2570/12 - Hydrocarbons
  • F02M26/16 - with EGR valves located at or near the connection to the exhaust system
  • F02M26/71 - Multi-way valves
  • F02M2026/004 - EGR valve controlled by a temperature signal or an air/fuel ratio (lambda) signal

• US Classifications

  • 060 - Power plants
  • 123 - Internal-combustion engines
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 423 - Chemistry of inorganic compounds