3702691

Information

• Patent Grant
• 3702691

• References
• Source

• Patent Number

  3,702,691

• Date Filed

  Not available

• Date Issued

  Tuesday, November 14, 1972
  52 years ago

• CPC

  • B29C47/40 - using at least two parallel intermeshing screws or at least two parallel non-intermeshing screws
  • B29C47/0801 - Drive or actuation means; Transmission means; Screw supporting means
  • B29C47/46 - using screws extruding in opposite directions
  • B29C47/50 - using at least two screws in the same barrel , one after the other
  • B30B11/245 - using two or more screws working in different chambers
  • B29C47/0009 - characterised by the shape of the articles

• US Classifications

  • 366 - Agitating