2983638

Information

• Patent Grant
• 2983638

• References
• Source

• Patent Number

  2,983,638

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1961
  63 years ago

• CPC

  • B29C43/222 - characterised by the shape of the surface
  • B29C43/3642 - Bags, bleeder sheets or cauls for isostatic pressing
  • B29C33/10 - with incorporated venting means
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29K2807/00 - Use of natural rubber as mould material
  • B29K2809/06 - SBR
  • B29K2883/00 - Use of polymers having silicon, with or without sulfur, nitrogen, oxygen, or carbon only, in the main chain, as mould material
  • B29K2995/0072 - Roughness
  • B29K2995/0074 - patterned, grained
  • Y10S425/055 - Polytetrafluoroethylene
  • Y10S425/812 - Venting

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 269 - Work holders
  • 425 - Plastic article or earthenware shaping or treating: apparatus