3257939

Information

• Patent Grant
• 3257939

• References
• Source

• Patent Number

  3,257,939

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1966
  58 years ago

• CPC

  • B29C66/83413 - cooperating rollers, cylinders or drums
  • B29C33/026 - in rolls, calenders or drums
  • B29C65/18 - using heated tools
  • B29C65/305 - involving the use of cartridge heaters
  • B29C66/45 - Joining of substantially the whole surface of the articles
  • B29C66/83417 - said rollers, cylinders or drums being hollow
  • B32B27/00 - Layered products comprising a layer of synthetic resin

• US Classifications

  • 100 - Presses
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 165 - Heat exchange
  • 219 - Electric heating
  • 492 - Roll or roller