1641716

Information

• Patent Grant
• 1641716

• References
• Source

• Patent Number

  1,641,716

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1927
  97 years ago

• CPC

  • F26B21/026 - by reversing fan rotation
  • F26B9/063 - for drying granular material in bulk

• US Classifications

  • 034 - Drying and gas or vapor contact with solids