2972806

Information

• Patent Grant
• 2972806

• References
• Source

• Patent Number

  2,972,806

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1961
  63 years ago

• CPC

  • F01D5/18 - Hollow blades
  • B21C23/16 - Making turbo blades or propellers
  • B21H7/16 - turbine blades compressor blades propeller blades
  • B23P15/02 - turbine or like blades from one piece
  • Y10T29/49341 - with cooling passage
  • Y10T29/4981 - Utilizing transitory attached element or associated separate material

• US Classifications

  • 029 - Metal working
  • 416 - Fluid reaction surfaces