1666381

Information

• Patent Grant
• 1666381

• References
• Source

• Patent Number

  1,666,381

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1928
  97 years ago

• CPC

  • B01D33/155 - the filtering surface being parallel to the rotation axis

• US Classifications

  • 210 - Liquid purification or separation