1336444

Information

• Patent Grant
• 1336444

• References
• Source

• Patent Number

  1,336,444

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1920
  104 years ago

• CPC

  • B01D35/18 - Heating or cooling the filters
  • B01D33/073 - arranged for inward flow filtration
  • B01D33/21 - with hollow filtering discs transversely mounted on a hollow rotary shaft
  • B01D33/466 - scrapers
  • B01D33/663 - by direct contact with a fluid

• US Classifications

  • 210 - Liquid purification or separation
  • 034 - Drying and gas or vapor contact with solids