3852973

Information

• Patent Grant
• 3852973

• References
• Source

• Patent Number

  3,852,973

• Date Filed

  Not available

• Date Issued

  Tuesday, December 10, 1974
  49 years ago

• CPC

  • F17C3/022 - Land-based bulk storage containers
  • F17C13/004 - for large storage vessels not under pressure
  • F17C2201/0109 - with exteriorly curved end-piece
  • F17C2201/0119 - with flat end-piece
  • F17C2201/032 - with substantially vertical main axis
  • F17C2201/052 - large (>1000 m3)
  • F17C2203/012 - on or in the wall
  • F17C2203/0329 - Foam
  • F17C2203/0341 - Perlite
  • F17C2203/0354 - Wood
  • F17C2203/0375 - by gas
  • F17C2203/0604 - Liners
  • F17C2203/0607 - Coatings
  • F17C2203/0629 - Two walls
  • F17C2203/0678 - Concrete
  • F17C2203/0695 - pre-constrained
  • F17C2205/018 - Supporting feet
  • F17C2221/014 - Nitrogen
  • F17C2221/033 - Methane
  • F17C2223/0161 - cryogenic
  • F17C2223/033 - Small pressure
  • F17C2260/011 - Improving strength
  • F17C2260/042 - Reducing risk of explosion
  • Y10S220/901 - Liquified gas content, cryogenic
  • Y10S220/902 - Foam

• US Classifications

  • 062 - Refrigeration
  • 052 - Static structures
  • 220 - Receptacles