3731807

Information

• Patent Grant
• 3731807

• References
• Source

• Patent Number

  3,731,807

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1973
  52 years ago

• CPC

  • G01N21/83 - Turbidimetric titration
  • C02F1/5209 - Regulation methods for flocculation or precipitation
  • G05D21/02 - characterised by the use of electric means

• US Classifications

  • 210 - Liquid purification or separation
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing