3257718

Information

• Patent Grant
• 3257718

• References
• Source

• Patent Number

  3,257,718

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1966
  58 years ago

• CPC

  • E04H7/16 - with horizontal axis
  • B21D51/24 - high-pressure containers
  • B63B3/13 - Hulls built to withstand hydrostatic pressure when fully submerged
  • Y10T29/49758 - During simulated operation or operating conditions
  • Y10T29/49805 - Shaping by direct application of fluent pressure
  • Y10T29/49863 - with prestressing of part
  • Y10T29/49927 - Hollow body is axially joined cup or tube

• US Classifications

  • 029 - Metal working
  • 114 - Ships
  • 138 - Pipes and tubular conduits
  • 220 - Receptacles