3831750

Information

• Patent Grant
• 3831750

• References
• Source

• Patent Number

  3,831,750

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • B03B5/64 - of the free settling type
  • B01J47/04 - Mixed-bed processes
  • B03B5/623 - Upward current classifiers

• US Classifications

  • 209 - Classifying, separating, and assorting solids