7 Sealing components for shafts and other rotary parts of machines, namely sealing components being mechanical seals and pump seals, and couplings, being machine couplings, shaft couplings and fluid couplings being parts of machines, all for autoclaves, mixers, dryers, compressors, turbines; mechanical seals namely sealing boxes for pump shafts; mechanical seals, cartridge seals, compressors, being parts of machines; hydraulic turbines, other than for land vehicles; hydraulic and rotary couplings for fluids, being parts of machines; hydraulic machines heat exchangers, being parts of machines; cyclone separators namely cyclone dust collectors, cyclones; mechanical seals for turbines, pump turbines and pumps; radial mechanical seals; axial mechanical seals; mechanical seals for industrial machines; mechanical seal assemblies for turbines, pump turbines and pumps; mechanical seal assemblies for industrial machines; mechanical seals with leakage control; springs, being parts of machines; sealing joints, being parts of engines; couplings of metal for hydraulic apparatus; machine couplings; bearings for turbines, pump turbines and pumps namely axial flow pumps, circulating pumps, diffusion pumps, engine fuel pumps, hydraulic pumps, pneumatic pumps, rotary pumps, vacuum pumps, pumps as parts of machines, motors and engines, hydraulic turbines; bearings for industrial machines; lubricating bearings for machines; thrust washers for turbines, pump turbines and pumps as parts of machines, motors and engines; thrust washers for industrial machines; wear pads for turbines, pump turbines and pumps; anti-friction pads for industrial machines; valves being parts of machine, namely pressure regulators; bushings, being parts of machines; sealing systems comprised of turbine seal base ring and a cover ring forming the cavity that houses the sealing rings, and of seals for hydraulic gates for power generation; bearing segments, being parts of machine; mechanical valves for regulating fluid flow; membrane filters being parts of machines and engines; pump impellers; pump impellers, being parts of machines; clamp connectors for piping, being parts of machines; heat insulated metal piping elements, namely check valves, being parts of machines; hydraulic pumps; pumps and compressors as parts of machines, motors and engines