2459227

Information

• Patent Grant
• 2459227

• References
• Source

• Patent Number

  2,459,227

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1949
  76 years ago

• CPC

  • F17C3/005 - Underground or underwater containers or vessels
  • F17C2203/0604 - Liners
  • F17C2203/0639 - Steels
  • F17C2203/0678 - Concrete
  • F17C2203/0682 - with liquid or gas layer
  • F17C2205/0323 - Valves
  • F17C2205/0379 - Manholes or access openings for human beings
  • F17C2205/0391 - inside the pressure vessel
  • F17C2221/035 - Propane butane
  • F17C2223/0153 - Liquefied gas
  • F17C2223/033 - Small pressure
  • F17C2227/0135 - Pumps
  • F17C2227/0178 - in the vessel
  • F17C2250/0636 - Flow or movement of content
  • F17C2260/015 - Facilitating maintenance
  • F17C2270/0149 - by digging cavities
  • F17C2270/0163 - offshore
  • Y10T137/402 - Distribution systems involving geographic features
  • Y10T137/86372 - Inlet internally extending
  • Y10T137/86381 - Head-establishing standpipe or expansion chamber [e.g., surge tanks]

• US Classifications

  • 062 - Refrigeration
  • 137 - Fluid handling
  • 166 - Wells
  • 405 - Hydraulic and earth engineering