2933175

Information

• Patent Grant
• 2933175

• References
• Source

• Patent Number

  2,933,175

• Date Filed

  Not available

• Date Issued

  Tuesday, April 19, 1960
  64 years ago

• CPC

  • B29C47/0009 - characterised by the shape of the articles
  • B29C47/1009 - Raw material dosing
  • B29C47/369 - Partial multi-stage
  • B65G33/38 - for effecting simultaneous rotation and reciprocation of screw
  • B29C47/366 - using a first screw extruder and a second screw extruder

• US Classifications

  • 198 - Conveyors: power-driven
  • 425 - Plastic article or earthenware shaping or treating: apparatus