2158512

Information

• Patent Grant
• 2158512

• References
• Source

• Patent Number

  2,158,512

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1939
  85 years ago

• CPC

  • B01D35/147 - Bypass or safety valves
  • B01D27/02 - with cartridges made from a mass of loose granular or fibrous material
  • B01D29/0025 - allowing a coaxial stream through the filtering element
  • B01D29/009 - Filters having feed or discharge devices

• US Classifications

  • 210 - Liquid purification or separation