3813036

Information

• Patent Grant
• 3813036

• References
• Source

• Patent Number

  3,813,036

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1974
  50 years ago

• CPC

  • F24J3/006 - the fluid passing through a restriction means
  • F24D7/00 - Central heating systems employing heat-transfer fluids not covered by groups F24D1/00 - F24D5/00
  • G05D23/1919 - characterised by the type of controller

• US Classifications

  • 237 - Heating systems
  • 122 - Liquid heaters and vaporizers
  • 126 - Stoves and furnaces
  • 138 - Pipes and tubular conduits