1966560

Information

• Patent Grant
• 1966560

• References
• Source

• Patent Number

  1,966,560

• Date Filed

  Not available

• Date Issued

  Tuesday, July 17, 1934
  91 years ago

• CPC

  • B29C33/0022 - Multi-cavity moulds
  • B29C44/027 - the foaming continuing or beginning when the mould is opened
  • B29C44/3453 - Feeding the blowing agent to solid plastic material
  • B29C44/58 - Moulds
  • B29C35/0227 - using pressure vessels
  • B29C2035/048 - inert gas
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29L2031/54 - Balls

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 264 - Plastic and nonmetallic article shaping or treating: processes