3537290

Information

• Patent Grant
• 3537290

• References
• Source

• Patent Number

  3,537,290

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1970
  54 years ago

• CPC

  • B21D53/02 - heat exchangers or parts thereof
  • B21D53/06 - of metal tubes
  • F22B37/147 - Tube arrangements for cooling orifices, doors and burners
  • Y10T29/49352 - Repairing, converting, servicing or salvaging

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working