3070361

Information

• Patent Grant
• 3070361

• References
• Source

• Patent Number

  3,070,361

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1962
  62 years ago

• CPC

  • E21B43/292 - using steerable or laterally extendable nozzles

• US Classifications

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