1699880

Information

• Patent Grant
• 1699880

• References
• Source

• Patent Number

  1,699,880

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1929
  95 years ago

• CPC

  • F26B17/28 - with movement performed by rollers or discs with material passing over or between them
  • F26B7/005 - using admixture with sorbent materials and heat

• US Classifications

  • 034 - Drying and gas or vapor contact with solids