3890223

Information

• Patent Grant
• 3890223

• References
• Source

• Patent Number

  3,890,223

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1975
  49 years ago

• CPC

  • B03B5/20 - using pulses generated by air injection

• US Classifications

  • 209 - Classifying, separating, and assorting solids