3715191

Information

• Patent Grant
• 3715191

• References
• Source

• Patent Number

  3,715,191

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1973
  51 years ago

• CPC

  • B01D33/19 - the table surface being divided in successively tilted sectors or cells
  • B01D37/00 - Processes of filtration
  • C01B25/22 - Preparation by reacting phosphate-containing material with an acid
  • B01D33/72 - for feeding

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 023 - Chemistry: physical processes
  • 210 - Liquid purification or separation
  • 423 - Chemistry of inorganic compounds