1812648

Information

• Patent Grant
• 1812648

• References
• Source

• Patent Number

  1,812,648

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1931
  93 years ago

• CPC

  • B01D33/465 - take-off rollers
  • B01D33/09 - with surface cells independently connected to pressure distributors

• US Classifications

  • 210 - Liquid purification or separation