... equipments, all kinds of buildings, pipelines, storages, boilers, heat exchangers, fans, vehicles and ships for instance.B. Equipment ... . Waste gas intake pipe7. Waste gas intake fan8. Heat exchanger9. Control cabinet10. Melting furnace cooling system11. Wind ... Wool collector and Pendulum wool allocation machine2. Control cabinet3. Air-intake fan for wool collecting4. Dust filtering system of wool ...