3452967

Information

• Patent Grant
• 3452967

• References
• Source

• Patent Number

  3,452,967

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1969
  55 years ago

• CPC

  • F28F5/02 - Rotary drums or rollers
  • D06B23/028 - Rollers for thermal treatment
  • D06C15/08 - Rollers therefor
  • F26B13/186 - using combustion

• US Classifications

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