3551012

Information

• Patent Grant
• 3551012

• References
• Source

• Patent Number

  3,551,012

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1970
  54 years ago

• CPC

  • E21B17/07 - Telescoping joints for varying drill string lengths Shock absorbers
  • F04B53/145 - Rod shock absorber
  • F16G11/00 - Means for fastening cables or ropes to one another or to other objects Caps or sleeves for fixing on cables or ropes
  • Y10T403/16 - with adjunctive protector, broken parts retainer, repair, assembly or disassembly feature

• US Classifications

  • 403 - Joints and connections
  • 285 - Pipe joints or couplings