3898866

Information

• Patent Grant
• 3898866

• References
• Source

• Patent Number

  3,898,866

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1975
  50 years ago

• CPC

  • B01F5/12 - Pump mixers
  • A23G9/20 - the products being mixed with gas
  • F04B9/02 - the means being mechanical
  • F04B13/02 - of two or more fluids at the same time
  • F04B19/06 - Pumps for delivery of both liquid and elastic fluid at the same time
  • F04B53/1075 - the valve being a flexible annular ring
  • F04B53/123 - Flexible valves
  • F04B53/162 - Adaptations of cylinders

• US Classifications

  • 062 - Refrigeration
  • 261 - Gas and liquid contact apparatus
  • 417 - Pumps