3620301

Information

• Patent Grant
• 3620301

• References
• Source

• Patent Number

  3,620,301

• Date Filed

  Not available

• Date Issued

  Tuesday, November 16, 1971
  53 years ago

• CPC

  • E21B43/2403 - by means of nuclear energy

• US Classifications

  • 166 - Wells
  • 175 - Boring or penetrating the earth