3884452

Information

• Patent Grant
• 3884452

• References
• Source

• Patent Number

  3,884,452

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1975
  49 years ago

• CPC

  • B29C47/50 - using at least two screws in the same barrel , one after the other
  • B29C45/125 - using a material distributing system
  • B29C47/366 - using a first screw extruder and a second screw extruder
  • B29C47/46 - using screws extruding in opposite directions
  • B29C47/70 - Flow dividers
  • B29C47/0026 - Hollow flexible articles

• US Classifications

  • 366 - Agitating
  • 425 - Plastic article or earthenware shaping or treating: apparatus