1720211

Information

• Patent Grant
• 1720211

• References
• Source

• Patent Number

  1,720,211

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1929
  95 years ago

• CPC

  • B01D25/302 - specially adapted for chamber filter presses
  • B01D25/164 - Chamber-plate presses
  • B01D25/285 - by compression using inflatable membranes

• US Classifications

  • 100 - Presses
  • 210 - Liquid purification or separation