2668040

Information

• Patent Grant
• 2668040

• References
• Source

• Patent Number

  2,668,040

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1954
  71 years ago

• CPC

  • F27B9/2407 - the conveyor being constituted by rollers (roller hearth furnace)
  • C21D9/0081 - for slabs; for billets
  • F27B9/025 - having two or more superimposed tracks

• US Classifications

  • 432 - Heating