3300811

Information

• Patent Grant
• 3300811

• References
• Source

• Patent Number

  3,300,811

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1967
  58 years ago

• CPC

  • B30B11/248 - Means preventing the material from turning with the screw or returning towards the feed hopper
  • B29C47/362 - using static mixing devices
  • B29C47/38 - using screws surrounded by a cooperating barrel
  • B29C47/40 - using at least two parallel intermeshing screws or at least two parallel non-intermeshing screws
  • B29C47/585 - Extruder feed section
  • B29C47/6012 - having varying outer diameter
  • B29C47/6093 - having parts without mixing elements
  • B29C47/66 - Barrels or cylinders
  • B29C47/668 - having threads
  • B29C47/76 - Venting, drying or degassing means
  • B30B11/245 - using two or more screws working in different chambers
  • B29C47/0009 - characterised by the shape of the articles

• US Classifications

  • 366 - Agitating
  • 415 - Rotary kinetic fluid motors or pumps