2625140

Information

• Patent Grant
• 2625140

• References
• Source

• Patent Number

  2,625,140

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1953
  72 years ago

• CPC

  • F22B21/065 - involving an upper and lower drum of annular shape

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 126 - Stoves and furnaces