2217540

Information

• Patent Grant
• 2217540

• References
• Source

• Patent Number

  2,217,540

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1940
  84 years ago

• CPC

  • F27D99/0001 - Heating elements or systems
  • F23D11/16 - in which an emulsion of water and fuel is sprayed
  • F27B3/002 - Siemens-Martin type furnaces
  • F27B3/20 - Arrangements of heating devices
  • F27D3/16 - Introducing a fluid jet or current into the charge

• US Classifications

  • 266 - Metallurgical apparatus
  • 432 - Heating