3011220

Information

• Patent Grant
• 3011220

• References
• Source

• Patent Number

  3,011,220

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1961
  63 years ago

• CPC

  • D21D5/023 - Stationary screen-drums
  • B02C13/04 - with beaters hinged to the rotor Hammer mills
  • B02C13/28 - Shape or construction of beater elements
  • B02C13/284 - Built-in screens
  • D21B1/025 - Separating pith from fibrous vegetable materials
  • D21D1/32 - Hammer mills
  • D21D5/06 - Rotary screen-drums

• US Classifications

  • 019 - Textiles: fiber preparation
  • 209 - Classifying, separating, and assorting solids
  • 241 - Solid material comminution or disintegration