3728053

Information

• Patent Grant
• 3728053

• References
• Source

• Patent Number

  3,728,053

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1973
  51 years ago

• CPC

  • B29C44/3449 - through the screw
  • B29C44/0492 - Devices for feeding the different materials
  • B29C45/50 - Axially movable screw
  • Y10S264/83 - Injection molding of polyolefin-type foam

• US Classifications

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