2785438

Information

• Patent Grant
• 2785438

• References
• Source

• Patent Number

  2,785,438

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1957
  67 years ago

• CPC

  • B29B7/421 - with screw and additionally other mixing elements on the same shaft
  • B29C47/0009 - characterised by the shape of the articles
  • B29C47/42 - using sub-screws
  • B29C47/6068 - having gears
  • B29C47/64 - having incorporated mixing devices

• US Classifications

  • 366 - Agitating
  • 241 - Solid material comminution or disintegration
  • 425 - Plastic article or earthenware shaping or treating: apparatus