3443691

Information

• Patent Grant
• 3443691

• References
• Source

• Patent Number

  3,443,691

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1969
  55 years ago

• CPC

  • G05D11/006 - involving a first fluid acting on the feeding of a second fluid
  • G01N31/166 - Continuous titration of flowing liquids
  • G05D11/08 - by sensing concentration of mixture
  • G05D21/02 - characterised by the use of electric means
  • Y10T137/2506 - By viscosity or consistency

• US Classifications

  • 210 - Liquid purification or separation
  • 137 - Fluid handling