07
Conveying systems, namely belt conveyor for bulk material,
namely ore and minerals; mechanical recovery systems for
bulk material; conveyors namely pipe conveyors, pneumatic
conveying system, drag chain conveyor, belt conveyors for
bulk materials; scraper conveyors; components for conveying
equipment, namely conveyor chain for bulk material and
package conveyor; sludge piston pump, loading and unloading
machines; portable stackers, stacker cranes, slewing cranes,
rotary-tower cranes, portal cranes, and heavy-load transport
machines; shiploader and shipunloader for bulk material;
silo discharging systems for bulk material;
scraper/reclaimer; crushing machines; mechanical equipment
to separate bulk material; shredders; mixing machines;
machines for processing tailing of residual material;
machines for preparation and deposit of surplus materials;
machines for processing of coal, aggregates, ore and
minerals; material handling systems; machines for coking
plants, namely coal handling, coal transportation, coal
grinding, drying, charging and cooling machines; tools and
equipment for coking plants machines, namely hydraulic
cylinders and mechanically-operated gas valves for furnace
heating; motors, coal loaders and coke pushers; coal
charging devices for the transportation of coal; rolling
mills, rollers for rolling mills rolling mill cylinders
being parts of machines; mud pump pistons
37
Installation, maintenance and service of machines; lease of
machinery; installation and maintenance of conveying
systems; installation and maintenance of coal processing
systems; installation and maintenance of ore processing
systems; installation and maintenance of shiploaders and
shipunloaders; mining of ores, minerals and coal