3216200

Information

• Patent Grant
• 3216200

• References
• Source

• Patent Number

  3,216,200

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1965
  59 years ago

• CPC

  • B65G5/00 - Storing fluids in natural or artificial cavities or chambers in the earth
  • E21D5/01 - using prefabricated lining lowered into a hole filled with liquid or viscous mass
  • F17C3/005 - Underground or underwater containers or vessels
  • F17C2203/0604 - Liners
  • F17C2209/00 - Vessel construction, in particular methods of manufacturing
  • F17C2270/0149 - by digging cavities

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 073 - Measuring and testing
  • 166 - Wells