3411302

Information

• Patent Grant
• 3411302

• References
• Source

• Patent Number

  3,411,302

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1968
  56 years ago

• CPC

  • F17C3/005 - Underground or underwater containers or vessels
  • E21D1/12 - by freezing
  • F17C2203/0678 - Concrete

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 062 - Refrigeration
  • 165 - Heat exchange