3401439

Information

• Patent Grant
• 3401439

• References
• Source

• Patent Number

  3,401,439

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1968
  56 years ago

• CPC

  • B32B37/00 - Methods or apparatus for laminating
  • B29C33/026 - in rolls, calenders or drums
  • B32B27/00 - Layered products comprising a layer of synthetic resin
  • B32B37/0053 - Constructional details of laminating machines comprising rollers; Constructional features of the rollers
  • F16C13/00 - Rolls, drums, discs, or the like Bearings or mountings therefor
  • G03D15/06 - Applying varnish or other coating
  • B29C2035/0211 - resistance heating

• US Classifications

  • 219 - Electric heating
  • 100 - Presses
  • 165 - Heat exchange