3813217

Information

• Patent Grant
• 3813217

• References
• Source

• Patent Number

  3,813,217

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1974
  50 years ago

• CPC

  • F27B9/2476 - the conveyor being constituted by air cushion

• US Classifications

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