1797831

Information

• Patent Grant
• 1797831

• References
• Source

• Patent Number

  1,797,831

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1931
  93 years ago

• CPC

  • F27B7/40 - Planetary coolers
  • C10B39/10 - combined with agitating means

• US Classifications

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