3625834

Information

• Patent Grant
• 3625834

• References
• Source

• Patent Number

  3,625,834

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1971
  53 years ago

• CPC

  • C12M27/24 - Draft tube
  • B01F3/04617 - the stirrer being of the centrifugal type
  • B01F3/04836 - Mixing receptacles
  • C12M27/04 - with introduction of gas through the stirrer or mixing element
  • C12M27/08 - with different stirrer shapes in one shaft or axis
  • C12M27/22 - Perforated plates, discs or walls

• US Classifications

  • 261 - Gas and liquid contact apparatus
  • 435 - Chemistry: molecular biology and microbiology