3893230

Information

• Patent Grant
• 3893230

• References
• Source

• Patent Number

  3,893,230

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1975
  49 years ago

• CPC

  • G01N27/12 - of a solid body in dependence upon absorption of a fluid of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
  • C04B35/46 - based on titanium oxide or titanates
  • C04B35/632 - Organic additives
  • F02D9/00 - Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
  • F02D41/1455 - with sensor resistivity varying with oxygen concentration
  • F02D41/30 - Controlling fuel injection
  • F02D2700/09 - Other ways of controlling
  • G01N2291/02863 - Electric or magnetic parameters
  • Y10T29/49002 - Electrical device making
  • Y10T436/218 - Total hydrocarbon, flammability, combustibility [e.g., air-fuel mixture, etc.]

• US Classifications

  • 029 - Metal working
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 436 - Chemistry: analytical and immunological testing