2274260

Information

• Patent Grant
• 2274260

• References
• Source

• Patent Number

  2,274,260

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1942
  82 years ago

• CPC

  • B29C43/26 - in several steps
  • B29C43/222 - characterised by the shape of the surface
  • B29C43/24 - Calendering
  • B29C43/28 - incorporating preformed parts or layers
  • B29C43/50 - Removing moulded articles
  • B29C2043/468 - take-off rollers
  • B29C2043/5076 - using belts
  • B29C2043/5084 - using rotary devices
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29K2105/04 - cellular or porous
  • B29L2031/14 - Filters

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 524 - Synthetic resins or natural rubbers