PULP AND PAPER MACHINERY AND EQUIPMENT, NAMELY: [ BARK PRESSES FOR DEHYDRATING BARK SO THAT IT MAY BE USED AS FUEL; BARK DRAINERS; ] CYLINDER MOULDS WHICH FORM A COMPONENT OF PULP AND PAPER THICKENERS AND DECKERS; THICKENERS; DECKERS; [ SCREEN MACHINES FOR USE IN PAPER MAKING MACHINES, NAMELY, BULL SCREEN MACHINES USED TO REMOVE COARSE SLIVERS, ] CENTRIFUGAL SCREEN MACHINES, [ DEAPHRAGM SCREEN MACHINES, PRESSURE SCREEN MACHINES; ] CENTRIFUGAL STOCK CLEANERS; [ WOOD SPLITTERS; ] STOCK DRAINERS; PULPERS; SLUSHERS; [ PULP STOCK SLURRY WASHERS; ] AGITATORS; [ CLEANER USED TO SEPARATE SLURRY FROM CONTAMINANTS; REFINER PLATES; SCREW PRESSES; ROLL SPLITTERS; ] CHIP WASHERS; [ SCREW EXTRACTORS; WASTE PAPER AND ] DEINKING SYSTEMS COMPRISED OF HIGH-DENSITY CLEANERS, [ SCREW EXTRACTORS AND PRESSES, DISPERSION KNEADERS, SCREENS, FORWARD AND REVERSE CLEANERS, THICKENERS, WASHERS, ] FLOATATION CELLS [ AND AGITATORS; PULP WASHING SYSTEMS COMPRISED OF THICKENERS/DECKERS, ] SCREW EXTRACTORS, SCREW PRESSES [ , AGITATORS AND PULPERS ]