3861859

Information

• Patent Grant
• 3861859

• References
• Source

• Patent Number

  3,861,859

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1975
  49 years ago

• CPC

  • F23C99/00 - Subject-matter not provided for in other groups of this subclass
  • C21B13/08 - in rotary furnaces
  • F23D14/78 - Cooling burner parts
  • F23M5/085 - using air or other gas as the cooling medium
  • F27B7/34 - Arrangements of heating devices
  • F23C2700/023 - without pre-vaporising means

• US Classifications

  • 432 - Heating