2162494

Information

• Patent Grant
• 2162494

• References
• Source

• Patent Number

  2,162,494

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1939
  86 years ago

• CPC

  • C05B11/02 - Pretreatment
  • B03D1/014 - containing phosphorus
  • B03D2203/06 - Phosphate ores

• US Classifications

  • 209 - Classifying, separating, and assorting solids