3409940

Information

• Patent Grant
• 3409940

• References
• Source

• Patent Number

  3,409,940

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1968
  56 years ago

• CPC

  • B29C47/50 - using at least two screws in the same barrel , one after the other
  • B29C47/366 - using a first screw extruder and a second screw extruder
  • B29C47/70 - Flow dividers
  • B29C47/0009 - characterised by the shape of the articles
  • Y10S425/243 - Extrusion or injection molding

• US Classifications

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