3089309

Information

• Patent Grant
• 3089309

• References
• Source

• Patent Number

  3,089,309

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1963
  61 years ago

• CPC

  • F17C3/005 - Underground or underwater containers or vessels
  • F17C2203/0682 - with liquid or gas layer
  • F17C2205/0335 - Check-valves or non-return valves
  • F17C2221/035 - Propane butane
  • F17C2223/0153 - Liquefied gas
  • F17C2223/033 - Small pressure
  • F17C2227/0135 - Pumps
  • F17C2250/0408 - Level of content in the vessel
  • F17C2250/043 - Pressure
  • F17C2260/021 - Avoiding over pressurising
  • F17C2260/042 - Reducing risk of explosion
  • F17C2270/0147 - by burying vessels
  • F17C2270/0149 - by digging cavities
  • F17C2270/016 - onshore

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 062 - Refrigeration