7 Machines used in a wood yard to process wood from logs to chips for the pulp industry; log sorting machines; cranes; debarking drums; chippers; machines and machine parts for the production of mechanical pulp, namely disc refiners, drum refiners, refiner plates; machines for bleaching lines for pulp; mixers; bleaching towers; tower discharge units; washing and dewatering machines, namely double wire presses, heavy-duty presses, and screw presses; filter machines for use in the pulp and paper industry; sorters; boilers; machines used for the stock preparation for paper and board; tissue machines; high-efficiency hoods; web stabilizers; rolling mill machines; cold rolling mills; multiple roll sets; hot-rolling and cold-rolling mills for aluminum and zinc; machines used for the surface treatment and finishing of steel strips, pickling lines, and electrolytic coating machines; machines used for regeneration of acids; machines used for producing metal oxides; turbines; centrifugal pumps for low and medium consistency fiber suspensions in the pulp and paper industries; machines used for the treatment of waste water, namely screens to filter out impurities, sand filters to clarify polluted water; machines to render sludges and slurries to a higher consistency; belt presses and high-intensity presses; filters for dewatering of sludges or slurries; machines used for processing grain and feed mills, machines used for pelletizing; extruders