3004293

Information

• Patent Grant
• 3004293

• References
• Source

• Patent Number

  3,004,293

• Date Filed

  Not available

• Date Issued

  Tuesday, October 17, 1961
  63 years ago

• CPC

  • C08J9/33 - Agglomerating foam fragments
  • B29C44/461 - dispensing apparatus
  • B29C67/207 - comprising impregnating expanded particles or fragments with a binder
  • B29C67/221 - Applying counter pressure during foaming
  • B29C70/58 - comprising fillers only
  • B32B3/30 - characterised by a layer formed with recesses or projections
  • B32B5/16 - characterised by features of a layer formed of particles
  • B32B29/007 - next to a foam layer
  • B32B29/04 - next to a particulate layer
  • B29K2061/20 - Aminoplasts
  • B32B2262/0261 - Polyamide fibres
  • B32B2262/062 - Cellulose fibres
  • B32B2262/067 - Wood fibres
  • B32B2262/101 - Glass fibres
  • B32B2264/0214 - Particles made of materials belonging to B32B27/00
  • B32B2307/102 - Insulating
  • B32B2307/304 - Insulating
  • B32B2439/70 - Food packaging
  • B32B2553/00 - Packaging equipment or accessories not otherwise provided for
  • C08J2361/24 - with urea or thiourea
  • Y10S29/029 - Molding with other step
  • Y10S264/07 - Binding and molding cellular particles
  • Y10S521/918 - Physical aftertreatment of a cellular product

• US Classifications

  • 521 - Synthetic resins or natural rubbers
  • 029 - Metal working
  • 264 - Plastic and nonmetallic article shaping or treating: processes