2190852

Information

• Patent Grant
• 2190852

• References
• Source

• Patent Number

  2,190,852

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1940
  85 years ago

• CPC

  • B03D1/16 - with impellers Subaeration machines
  • B03D1/1406 - with special arrangement of a plurality of flotation cells
  • B03D1/1412 - with baffles
  • B03D1/1475 - Flotation tanks having means for discharging the pulp
  • B03D1/1487 - Means for cleaning or maintenance
  • Y10S29/055 - with cutter drive

• US Classifications

  • 261 - Gas and liquid contact apparatus
  • 029 - Metal working
  • 209 - Classifying, separating, and assorting solids