3705620

Information

• Patent Grant
• 3705620

• References
• Source

• Patent Number

  3,705,620

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1972
  52 years ago

• CPC

  • F27D15/0286 - in a vertical
  • F27D2003/0065 - Lifts
  • F27D2009/0078 - in indirect contact with the charge
  • F27D2015/0253 - Gradin grates

• US Classifications

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