2671503

Information

• Patent Grant
• 2671503

• References
• Source

• Patent Number

  2,671,503

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1954
  70 years ago

• CPC

  • F23L17/005 - using fans
  • F23N5/203 - using electronic means
  • F24C15/00 - Details
  • F23N2023/30 - Switches
  • F23N2027/02 - Starting or ignition cycles
  • F23N2027/04 - Prepurge
  • F23N2027/06 - Postpurge
  • F23N2027/28 - Ignition circuits
  • F23N2033/02 - in stacks

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 431 - Combustion