1665205

Information

• Patent Grant
• 1665205

• References
• Source

• Patent Number

  1,665,205

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1928
  97 years ago

• CPC

  • F27D1/12 - incorporating cooling arrangements
  • F27B2003/165 - Roofs
  • F27D2009/0008 - Ways to inject gases against surfaces

• US Classifications

  • 432 - Heating
  • 266 - Metallurgical apparatus
  • 373 - Industrial electric heating furnaces