3674146

Information

• Patent Grant
• 3674146

• References
• Source

• Patent Number

  3,674,146

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1972
  52 years ago

• CPC

  • B01D41/02 - of loose filtering material
  • B01J20/261 - obtained by reactions only involving carbon to carbon unsaturated bonds
  • B01J20/28004 - Sorbent size or size distribution
  • B01J20/3425 - of sorbents or filter aids comprising organic materials
  • B01J20/3475 - in the liquid phase
  • D01D1/106 - Filtering
  • D01F13/02 - of cellulose, cellulose derivatives or proteins
  • Y02P70/627 - of cellulose, cellulose derivatives or proteins

• US Classifications

  • 210 - Liquid purification or separation