3068654

Information

• Patent Grant
• 3068654

• References
• Source

• Patent Number

  3,068,654

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1962
  62 years ago

• CPC

  • B65G5/00 - Storing fluids in natural or artificial cavities or chambers in the earth
  • E03B3/06 - from underground
  • E21D13/00 - Large underground chambers Methods or apparatus for making them

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 037 - Excavating
  • 299 - Mining or in situ disintegration of hard material