2724686

Information

• Patent Grant
• 2724686

• References
• Source

• Patent Number

  2,724,686

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1955
  69 years ago

• CPC

  • B01J8/189 - moving downwards in a zig-zag manner

• US Classifications

  • 208 - Mineral oils: processes and products
  • 034 - Drying and gas or vapor contact with solids
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing