1874516

Information

• Patent Grant
• 1874516

• References
• Source

• Patent Number

  1,874,516

• Date Filed

  Not available

• Date Issued

  Tuesday, August 30, 1932
  92 years ago

• CPC

  • F27B9/20 - the charge moving in a substantially straight path tunnel furnace
  • F27B9/262 - on or in trucks
  • F27B9/3005 - arrangements for circulating gases
  • F27B2009/3061 - Furnaces with longitudinal grooves

• US Classifications

  • 432 - Heating