3913238

Information

• Patent Grant
• 3913238

• References
• Source

• Patent Number

  3,913,238

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1975
  49 years ago

• CPC

  • F26B11/12 - in stationary drums or other mainly-closed receptacles with moving stirring devices
  • B01F7/302 - using only helical stirrers
  • B01F13/0211 - comprising supplementary stirring elements
  • B01F15/063 - using gas or liquid injected into the material
  • B01F7/00416 - screws; Worms; Stirrers composed of screw sections
  • B01F7/00991 - planetary

• US Classifications

  • 034 - Drying and gas or vapor contact with solids