2229437

Information

• Patent Grant
• 2229437

• References
• Source

• Patent Number

  2,229,437

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1941
  84 years ago

• CPC

  • F17C3/02 - with provision for thermal insulation
  • C01B31/22 - Solidifying
  • F17C2201/0166 - divided in several chambers
  • F17C2201/032 - with substantially vertical main axis
  • F17C2203/0354 - Wood
  • F17C2203/0604 - Liners
  • F17C2203/0631 - Three or more walls
  • F17C2203/0646 - Aluminium
  • F17C2203/0678 - Concrete
  • F17C2203/0682 - with liquid or gas layer
  • F17C2205/018 - Supporting feet
  • F17C2221/013 - Carbone dioxide
  • F17C2221/031 - Air
  • F17C2223/0161 - cryogenic
  • F17C2223/0176 - Solids and gas
  • F17C2227/0341 - using another fluid
  • F17C2227/0355 - in a closed loop
  • F17C2227/0374 - in the liquid
  • F17C2260/031 - due to heat transfer
  • F17C2270/0147 - by burying vessels
  • F17C2270/016 - onshore

• US Classifications

  • 062 - Refrigeration