2974799

Information

• Patent Grant
• 2974799

• References
• Source

• Patent Number

  2,974,799

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1961
  63 years ago

• CPC

  • B07B13/11 - involving travel of particles over surfaces which separate by centrifugal force or by relative friction between particles and such surfaces
  • B65G27/00 - Jigging conveyors
  • B65G2812/0392 - Screw-, spiral- or ring-shaped

• US Classifications

  • 209 - Classifying, separating, and assorting solids