3189104

Information

• Patent Grant
• 3189104

• References
• Source

• Patent Number

  3,189,104

• Date Filed

  Not available

• Date Issued

  Tuesday, June 15, 1965
  59 years ago

• CPC

  • E21B6/00 - Drives for combined percussion and rotary drilling
  • E01C23/124 - moved rectilinearly
  • E21B7/02 - Portable drilling rigs, truck-or skid-mounted, with their own drive
  • E21B19/087 - by means of a swinging arm
  • E21C3/18 - directly by a piston of an internal-combustion engine

• US Classifications

  • 173 - Tool driving or impacting