3024852

Information

• Patent Grant
• 3024852

• References
• Source

• Patent Number

  3,024,852

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1962
  62 years ago

• CPC

  • E21B15/00 - Derricks Masts; Other supports
  • E21B4/00 - Drives used in the borehole
  • E21B4/006 - Mechanical motion converting means
  • E21B4/16 - Plural down-hole drives
  • E21B21/12 - using drilling pipes with plural fluid passages
  • E21B21/14 - using liquids and gases
  • E21D1/06 - with shaft-boring cutters

• US Classifications

  • 175 - Boring or penetrating the earth
  • 173 - Tool driving or impacting
  • 405 - Hydraulic and earth engineering