3831905

Information

• Patent Grant
• 3831905

• References
• Source

• Patent Number

  3,831,905

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • G03F7/3085 - from plates or webs transported vertically; from plates suspended or immersed vertically in the processing unit
  • B01F5/10 - Circulation mixers
  • B01J4/04 - using osmotic pressure using membranes, porous plates
  • B01J10/00 - Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor

• US Classifications

  • 366 - Agitating
  • 417 - Pumps