1. Inside the fire box the crown sheet is undergoing repairs.

2. Flue gas with high temperature in fire box or hot-wind furnace is discharged out by temperature adjusting mechanism so as to prevent the dry ashing of heat exchanger automatically in the invention.

3. Operating range of water systems categories: fire box system, a variety of pump adapter, indoor and outdoor fire hydrant, wet alarm valve, water flow indicator, sprinkler head.

4. A bellows emplacement had survived just in front of the fire box of the south-eastern furnace.

5. As a heating-furnace, the combustion requires steady and even flame in the fire box.

6. The design of chimney and air current, the gate of fire way, the laying of fire box and adjustment of the flame height, were the key factors of fire way.

6. try its best to gather and create good sentences.

7. The main material it sells includes: fire hydraulic giant, fire hose, indoor and outdoor fire hydrant, fire box 1211 and 302 fire extinguisher, etc.

8. This article introduces the application of fire entry hole of rectangle kiln with outer fire box before reconstructing and the necessity of reconstruction.

9. It is also recognised that bulk density has considerable impact on gas quality, as it influences the fuel residence time in the fire box, fuel velocity and gas flow rate.

10. Alternatively, an apparatus called a smoker with a separate fire box may be used.