3797584

Information

• Patent Grant
• 3797584

• References
• Source

• Patent Number

  3,797,584

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1974
  51 years ago

• CPC

  • E21B17/00 - Drilling rods or pipes Flexible drill strings Kellies Drill collars Sucker rods; Cables Casings Tubings
  • B25D17/26 - Lubricating
  • E21B6/00 - Drives for combined percussion and rotary drilling
  • Y10S173/03 - Lubrication
  • Y10T279/17068 - Rotary socket
  • Y10T279/17111 - Fluid-conduit drill holding

• US Classifications

  • 173 - Tool driving or impacting
  • 184 - Lubrication
  • 279 - Chucks or sockets