3802674

Information

• Patent Grant
• 3802674

• References
• Source

• Patent Number

  3,802,674

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1974
  50 years ago

• CPC

  • B01F3/04531 - using driven stirrers with completely immersed stirring elements
  • B01F3/04588 - the stirrer rotating about a horizontal axis; Stirrers therefor
  • B01F7/285 - with hollow cylinders or cones
  • G03C1/494 - Silver salt compositions other than silver halide emulsions Photothermographic systems Thermographic systems using noble metal compounds
  • B01F7/02 - with stirrers rotating about a horizontal or inclined axis
  • B01F7/16 - with stirrers rotating about a substantially vertical axis
  • B01F2003/04673 - the gas being introduced under the stirrer
  • B01F2015/00597 - at the lower side of the axis

• US Classifications

  • 261 - Gas and liquid contact apparatus