3004683

Information

• Patent Grant
• 3004683

• References
• Source

• Patent Number

  3,004,683

• Date Filed

  Not available

• Date Issued

  Tuesday, October 17, 1961
  63 years ago

• CPC

  • F17C3/08 - by vacuum spaces
  • F17C13/086 - for Dewar vessels or cryostats
  • F17C2201/0138 - tubular
  • F17C2201/0157 - Polygonal
  • F17C2203/01 - Reinforcing or suspension means
  • F17C2203/012 - on or in the wall
  • F17C2203/016 - Cords
  • F17C2203/0345 - Fibres
  • F17C2203/0391 - by vacuum
  • F17C2203/0643 - Stainless steels
  • F17C2203/0646 - Aluminium
  • F17C2221/017 - Helium
  • F17C2223/0161 - cryogenic
  • F17C2223/033 - Small pressure
  • F17C2260/011 - Improving strength
  • F17C2260/033 - by enhancing insulation

• US Classifications

  • 220 - Receptacles