• All sections
• F - Mechanical engineeringlightingheatingweaponsblasting
• F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
• F27B 9/10 - Furnaces through which the charge is moved mechanically, e.g. of tunnel type Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and chargeFurnaces through which the charge is moved mechanically, e.g. of tunnel type Similar furnaces in which the charge moves by gravity electrically heated heated by hot air or gas

Patent holdings for IPC class F27B 9/10

Total number of patents in this class: 138

10-year publication summary

Principal owners for this class