3667733

Information

• Patent Grant
• 3667733

• References
• Source

• Patent Number

  3,667,733

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • B29C47/0861 - of intermeshing screws
  • B29B7/489 - Screws
  • B29C47/40 - using at least two parallel intermeshing screws or at least two parallel non-intermeshing screws
  • B29C47/402 - the screws having intermeshing parts
  • B29C47/46 - using screws extruding in opposite directions
  • B29C47/50 - using at least two screws in the same barrel , one after the other
  • B29C47/76 - Venting, drying or degassing means
  • B29C47/0009 - characterised by the shape of the articles

• US Classifications

  • 366 - Agitating