... ,charcoal, coal ,LPG etc.(4)Dedusting system: They usually have one or two equipments for dedusting ,We the three, desulfurization scrubber, water ... tank ,The other is depositing tank.(6) Cooling system : We have the new design for the cooling system , It has better cooling ... exhaust gas from going back to reactor and causing accident.4. Alarm, safety valves, thermometer, pressure gauge and safety ...