3510168

Information

• Patent Grant
• 3510168

• References
• Source

• Patent Number

  3,510,168

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1970
  54 years ago

• CPC

  • E21C41/31 - for oil-bearing deposits
  • B03B9/02 - specially adapted for oil-sand, oil-chalk, oil-shales, ozokerite, bitumen, or the like

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 037 - Excavating
  • 175 - Boring or penetrating the earth