3372075

Information

• Patent Grant
• 3372075

• References
• Source

• Patent Number

  3,372,075

• Date Filed

  Not available

• Date Issued

  Tuesday, March 5, 1968
  56 years ago

• CPC

  • F17C3/02 - with provision for thermal insulation
  • B29C53/602 - for tubular articles having closed or nearly closed ends
  • F17C2201/0109 - with exteriorly curved end-piece
  • F17C2203/0333 - Polyurethane
  • F17C2203/035 - Glass wool
  • F17C2203/0383 - Air
  • F17C2203/0629 - Two walls
  • F17C2203/066 - Plastics
  • F17C2203/067 - helically wound
  • F17C2209/2109 - Moulding
  • F17C2209/2163 - with a mandrel
  • F17C2209/234 - of closing end pieces
  • F17C2260/011 - Improving strength
  • F17C2260/012 - Reducing weight
  • F17C2260/053 - Reducing corrosion
  • Y10T428/24149 - Honeycomb-like

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 220 - Receptacles
  • 428 - Stock material or miscellaneous articles