3495309

Information

• Patent Grant
• 3495309

• References
• Source

• Patent Number

  3,495,309

• Date Filed

  Not available

• Date Issued

  Tuesday, February 17, 1970
  55 years ago

• CPC

  • F27B9/20 - the charge moving in a substantially straight path tunnel furnace
  • F27B9/3011 - arrangements for circulating gases transversally
  • F27B9/2407 - the conveyor being constituted by rollers (roller hearth furnace)
  • F27M2001/1504 - Ceramic articles

• US Classifications

  • 432 - Heating