3724862

Information

• Patent Grant
• 3724862

• References
• Source

• Patent Number

  3,724,862

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  52 years ago

• CPC

  • E21B33/085 - Rotatable packing means
  • F16J15/185 - with continuous adjustment of the compression of the packing

• US Classifications

  • 166 - Wells
  • 277 - Seal for a joint or juncture