3872821

Information

• Patent Grant
• 3872821

• References
• Source

• Patent Number

  3,872,821

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  49 years ago

• CPC

  • F01N11/002 - the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
  • B01F5/225 - for spraying a liquid on falling particles or on a liquid curtain
  • F01N3/28 - Construction of catalytic reactors
  • F01N11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
  • F02B31/00 - Modifying induction systems for imparting a rotation to the charge in the cylinder
  • F01N2550/02 - Catalytic activity of catalytic converters
  • Y02T10/146 - Charge mixing enhancing and kinetic or wave energy of charge outside the combustion chamber
  • Y02T10/47 - Exhaust feedback

• US Classifications

  • 116 - Signals and indicators
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing