3456933

Information

• Patent Grant
• 3456933

• References
• Source

• Patent Number

  3,456,933

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • F27B7/04 - with longitudinal divisions
  • F27B2007/043 - the partition being a cylinder, coaxial to the rotary drum, defining two chambers
  • F27B2007/163 - using only a ring of lifting elements to lift the charge
  • F27M2003/09 - Expanding the charge

• US Classifications

  • 432 - Heating
  • 252 - Compositions