1769412

Information

• Patent Grant
• 1769412

• References
• Source

• Patent Number

  1,769,412

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1930
  94 years ago

• CPC

  • F28F5/02 - Rotary drums or rollers
  • F28D11/04 - performed by a tube or a bundle of tubes
  • Y10S165/148 - Auger
  • Y10S198/952 - Heating or cooling

• US Classifications

  • 165 - Heat exchange
  • 198 - Conveyors: power-driven
  • 366 - Agitating