3872606

Information

• Patent Grant
• 3872606

• References
• Source

• Patent Number

  3,872,606

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  50 years ago

• CPC

  • B65G69/20 - Auxiliary treatments
  • B65G65/4827 - with particular surface features

• US Classifications

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