3874899

Information

• Patent Grant
• 3874899

• References
• Source

• Patent Number

  3,874,899

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1975
  49 years ago

• CPC

  • B01D71/025 - Aluminium oxide
  • B01D59/14 - Construction of the barrier
  • B01D67/0041 - by agglomeration of particles in the dry state
  • B01D69/04 - Tubular membranes
  • B01D2311/2642 - Aggregation, sedimentation, flocculation, precipitation or coagulation

• US Classifications

  • 427 - Coating processes
  • 055 - Gas separation