1320652

Information

• Patent Grant
• 1320652

• References
• Source

• Patent Number

  1,320,652

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1919
  105 years ago

• CPC

  • F28F9/02 - Header boxes End plates
  • B23P15/26 - heat exchangers or the like
  • F28D1/05383 - with multiple rows of conduits or with multi-channel conduits
  • F28F9/002 - with fastening means for other structures
  • F28F9/18 - by welding
  • F28D2021/0094 - for recooling the engine coolant
  • F28F2275/06 - by welding
  • Y10S122/16 - Welding
  • Y10S411/972 - Distorted
  • Y10T29/49373 - Tube joint and tube plate structure
  • Y10T29/49393 - with metallurgical bonding

• US Classifications

  • 029 - Metal working
  • 122 - Liquid heaters and vaporizers
  • 126 - Stoves and furnaces
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener