1817226

Information

• Patent Grant
• 1817226

• References
• Source

• Patent Number

  1,817,226

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1931
  93 years ago

• CPC

  • F17C1/04 - Protecting sheathings
  • E21F17/16 - Modification of mine passages or chambers for storage purposes, especially for liquids or gases
  • F17C1/007 - Underground or underwater storage
  • F17C2201/0119 - with flat end-piece
  • F17C2201/0157 - Polygonal
  • F17C2201/052 - large (>1000 m3)
  • F17C2201/054 - medium (>1 m3)
  • F17C2203/012 - on or in the wall
  • F17C2203/013 - in the vessel
  • F17C2203/0304 - by solid means
  • F17C2203/0362 - by liquid means
  • F17C2203/0619 - with two layers
  • F17C2203/0636 - Metals
  • F17C2203/0678 - Concrete
  • F17C2223/0123 - gaseous
  • F17C2223/036 - Very high pressure (>80 bar)
  • F17C2260/011 - Improving strength
  • F17C2270/0147 - by burying vessels

• US Classifications

  • 052 - Static structures