3794358

Information

• Patent Grant
• 3794358

• References
• Source

• Patent Number

  3,794,358

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1974
  51 years ago

• CPC

  • E21B36/003 - Insulating arrangements
  • E21B33/10 - in the borehole
  • F16L1/026 - in or on a frozen surface
  • F16L59/18 - adapted for joints

• US Classifications

  • 285 - Pipe joints or couplings