2857684

Information

• Patent Grant
• 2857684

• References
• Source

• Patent Number

  2,857,684

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1958
  66 years ago

• CPC

  • F26B11/028 - Arrangements for the supply or exhaust of gaseous drying medium for direct heat transfer
  • F26B11/0481 - the elements having a screw- or auger-like shape, or form screw- or auger-like channels

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 432 - Heating