• All sections
• F - Mechanical engineeringlightingheatingweaponsblasting
• F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
• F27B 9/22 - Furnaces through which the charge is moved mechanically, e.g. of tunnel type Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatmentFurnaces through which the charge is moved mechanically, e.g. of tunnel type Similar furnaces in which the charge moves by gravity characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path under the action of scrapers or pushers

Patent holdings for IPC class F27B 9/22

Total number of patents in this class: 21

10-year publication summary

Principal owners for this class