1991187

Information

• Patent Grant
• 1991187

• References
• Source

• Patent Number

  1,991,187

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1935
  90 years ago

• CPC

  • B01D35/00 - Other filtering devices Auxiliary devices for filtration Filter housing constructions
  • B01D25/164 - Chamber-plate presses
  • B01D25/172 - Plate spreading means
  • B01D25/19 - Clamping means for closing the filter press
  • B01D37/02 - Precoating the filter medium Addition of filter aids to the liquid being filtered
  • Y10S16/34 - Eccentric adjustments
  • Y10T16/3834 - Vertically adjustable

• US Classifications

  • 210 - Liquid purification or separation
  • 016 - Miscellaneous hardware