1213879

Information

• Patent Grant
• 1213879

• References
• Source

• Patent Number

  1,213,879

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1917
  108 years ago

• CPC

  • F28F5/04 - Hollow impellers
  • B01F7/00441 - forming open frameworks or cages
  • B01F7/08 - with helices or sections of helices
  • B01F15/065 - using heating or cooling elements at the outside of the receptacle
  • B01F15/068 - using heated or cooled stirrers
  • B01F2215/0014 - Mixing food ingredients
  • Y10S165/154 - Hollow tubing rotates in vessel to stir contents

• US Classifications

  • 165 - Heat exchange
  • 159 - Concentrating evaporators
  • 366 - Agitating