3259533

Information

• Patent Grant
• 3259533

• References
• Source

• Patent Number

  3,259,533

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1966
  58 years ago

• CPC

  • F16L59/143 - Pre-insulated pipes
  • B28B21/925 - for wrapping
  • B29C53/60 - using internal forming surfaces
  • B29C63/00 - Lining or sheathing
  • B29C63/065 - continuously
  • F16L58/16 - the coating being in the form of a bandage
  • F16L59/04 - Arrangements using dry fillers
  • Y10T156/101 - Prior to or during assembly with additional lamina
  • Y10T156/1033 - Flexible sheet to cylinder lamina

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 138 - Pipes and tubular conduits