HELIEX

power generators operated by the expansion of steam; power generators operated by the expansion of liquids, gases and vapors being a by-product of industrial processes; machines for the recovery of energy from machine exhaust gases and vapors, namely, rotary screw expanders, electrical generators and engines operated by the expansion of such gases and vapors; machines for the recovery of energy, namely, rotary screw expanders, electrical generators and engines operated by the expansion of liquids, gases and vapors that have been heated by machine exhaust gases and vapors or that have been heated by machine cooling liquids, gases and vapors; fluid expanders, namely, screw expanders consisting of an encased grouping of two or more helical rotors that rotate, trapping pressurized liquids, gases and vapors between them and expanding the volume of such liquids, gases and vapors, for use as a structural component for electric power generators; fluid expanders, namely, turbine expanders, consisting of turbines through which pressurized liquid, gas or vapor flows, turning the turbine, for use as a structural component for electric power generators; fluid expanders, namely, scroll expanders, consisting of an encased pair of interleaving scrolls, the movement of which traps pressurized liquids, gases and vapors and expands the volume of such liquids, gases and vapors, for use as a structural component for electric power generators; compressors for machines; generators of electricity; replacement parts and fittings for all of the aforesaid goods, namely, turbine rotors, screw rotors, worm gears, drive shafts, bearing housings, machine housings, gear wheels, namely, gears for machines, gear boxes other than for land vehicles, and machine parts, namely, bearings

installation, maintenance and repair services for power generators operated by liquids, gases and vapors, for energy-recovering machines operated by liquids, gases and vapors, for fluid expanders, namely, screw expanders, turbine expanders and scroll expanders, for compressors for machines, and for generators of electricity; information, consultancy and advisory services relating to all the aforesaid services

engineering, design and technical research services in the field of machines, namely, power generators operated by liquids, gases and vapors, energy-recovering machines operated by liquids, gases and vapors, fluid expanders, namely, screw expanders, turbine expanders and scroll expanders, compressors for machines, and generators of electricity; information, consultancy and advisory services relating to all the aforesaid services