3508768

Information

• Patent Grant
• 3508768

• References
• Source

• Patent Number

  3,508,768

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1970
  54 years ago

• CPC

  • F16L33/003 - comprising elements arranged in the hose walls
  • E21B17/20 - Flexible or articulated drilling pipes
  • E21B21/001 - specially adapted for underwater drilling
  • Y10T156/1038 - Hollow cylinder article

• US Classifications

  • 285 - Pipe joints or couplings
  • 138 - Pipes and tubular conduits
  • 156 - Adhesive bonding and miscellaneous chemical manufacture