3450257

Information

• Patent Grant
• 3450257

• References
• Source

• Patent Number

  3,450,257

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1969
  56 years ago

• CPC

  • C04B33/06 - Rendering lime harmless
  • B03D1/002 - Inorganic compounds
  • B03D1/008 - containing oxygen
  • B03D1/06 - differential
  • C04B33/10 - Eliminating iron or lime
  • C04B33/30 - Drying methods
  • B03D2201/007 - Modifying reagents for adjusting pH or conductivity
  • B03D2201/02 - Collectors
  • B03D2201/04 - Frothers
  • B03D2203/04 - Non-sulfide ores
  • Y10S209/901 - Froth flotation copper

• US Classifications

  • 209 - Classifying, separating, and assorting solids