2761657

Information

• Patent Grant
• 2761657

• References
• Source

• Patent Number

  2,761,657

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1956
  68 years ago

• CPC

  • F28D11/02 - the movement being rotary
  • F28F5/06 - Hollow screw conveyors
  • Y10S165/149 - having hollow blade

• US Classifications

  • 165 - Heat exchange
  • 366 - Agitating