3707280

Information

• Patent Grant
• 3707280

• References
• Source

• Patent Number

  3,707,280

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1972
  52 years ago

• CPC

  • F27D15/0273 - on a rotary hearth
  • C22B1/26 - Cooling of roasted, sintered, or agglomerated ores

• US Classifications

  • 266 - Metallurgical apparatus
  • 034 - Drying and gas or vapor contact with solids