3638921

Information

• Patent Grant
• 3638921

• References
• Source

• Patent Number

  3,638,921

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  52 years ago

• CPC

  • B29C47/767 - through a degassing opening of a barrel
  • B29C47/1063 - in liquid form
  • B29C47/38 - using screws surrounded by a cooperating barrel
  • B29C47/60 - Screws
  • B29C47/66 - Barrels or cylinders
  • B29C47/667 - having projections with a short length in the barrel direction
  • B29C47/761 - the vented material being in liquid form
  • B29C47/92 - Measuring, controlling or regulating
  • B29C47/0009 - characterised by the shape of the articles
  • B29C2947/92514 - Pressure
  • B29C2947/926 - Flow or feed rate
  • B29C2947/92704 - Temperature
  • B29C2947/92723 - Content
  • B29C2947/92876 - Feeding, melting, plasticising or pumping zones
  • B29C2947/92904 - Die Nozzle zone
  • B29C2947/92961 - Auxiliary unit
  • B29C2947/92971 - Fluids
  • B29K2105/0005 - containing compounding ingredients

• US Classifications

  • 241 - Solid material comminution or disintegration
  • 100 - Presses
  • 366 - Agitating