7 [ Hydropneumatic storage units being machine parts; ] Accumulators in the nature of [ batteries, namely, piston accumulators, bladder accumulators, ]diaphragm accumulators, [ bellows accumulators, spring accumulators, ] in each case being parts of machines and accumulator installations consisting of such accumulators, being parts of machines, including in the field of offshore and deep sea applications; [ Hydraulic, hydropneumatic and reflective sound, vibration and pressure dampers, resonators, silencers, in each case being parts of machines; Filtration devices and ] filters, being parts of machines, for filtration and separation technologies, usable for all technical, chemical, biological, and process engineering applications; [ Replacement parts for the aforesaid goods; Coalescers, as parts of machines; Air, oil and gas filters, namely, high-pressure, medium-pressure and low-pressure filters, liquid filters, pipe filters and process line filters, gas filters, namely, for seal gas systems, cyclone filters and other separating filters, filling filters and ventilation filters, full-flow filters and partial-flow filters, multistage filters, return flow filters, namely, suction filters and return flow suction filters, tank-integrated filters, namely, ventilating and drying devices, drum filters and strip winding filters, perforated plate filters and screen filters, offline filters and inline filters and spin-on filters, plastic melt filters, membrane filters, filter units together with draining apparatus, all being parts of machines; Air, oil and gas filter component parts, namely, perforated plate and screen filter elements, gap-type tube filter elements, rheological filter elements, flow filter elements, filter candles, filter cartridges, filter housings, filter discs and disc filter elements, filter mats, filter pots, filter cloths, filter bags, filter strips, filter packets and deep filter elements, namely, filter fabric materials, in each case being parts of machines; ] Cooling [ and heating ] devices, namely, heat exchangers being parts of machines for stationary and mobile applications for exchanging heat between liquid and/or gaseous media; [ machine parts, namely, shut-off equipment, shut-off apparatus, stop valves, switch-over devices and valves being parts for machines, in particular for hydraulic and pneumatic propellants and media; In particular inflow pressure and circulating pressure balances, flow control valves, priority valves, shuttle valves, seat valves and slide valves, throttle valves, diaphragms, directional control valves, non return valves, pressure valves, pressure control valves and pressure limiting valves, optionally with indicators and monitors, vent valves; ] Control apparatus being parts of machines, in particular for hydraulic and pneumatic installations [, in particular flow-dividers and control blocks, namely, valve control blocks; ] Hydraulic [ or pneumatic ] operating cylinders, being parts of machines; Hydraulic and pneumatic [ motors and engines, gears, couplings, ] pumps [, motor pump units and compressors, all being parts of machines; ] Hydraulic or pneumatic drive units for land, air and water vehicles and being parts of machines, namely, [ drives for motors, drives for vacuum pumps, gears and enclosed drives for industrial machinery, hydrostatic drives other than for land vehicles, fluid drive couplings, gear drives, parts of wind turbine motors, namely, ] compact drive systems, [ variable frequency drives for large power applications in the oil and gas, metal, marine and other industries, variable speed drives for use with fluid pumping systems, variable speed hydrokinetic and hydrodynamic drive which transmits power through the kinetic energy principle of a fluid or liquid in motion, in particular for process engineering, for general machine construction and for vehicles, in particular for construction machines, for machine tools, for machines for manufacturing plastics, for drives for tools, for presses, for transport installations, for shipping and aeronautics, for chemical and reactor technology, for mining and iron and steel works, and for rolling mills, in particular consisting of at least one hydraulic pump, at least one drive motor and at least one ] container of metal [ or plastic ] for liquids; Electric [ and hydraulic ] motors, not for land vehicles; [ Machine parts, namely, electrical controlling devices, in particular electric, electro-mechanical and electro-hydraulic control apparatus; Lubricating apparatus and equipment, namely, lubricating machines; supply apparatus for stationary and mobile application, namely, distributors for hydraulic and pneumatic installations and machines; Parts of hydraulic and pneumatic machines, namely, mechanically operated clamping apparatus and clamping machine tools; ] Motor-driven hydraulic pressure and feed pumps, being parts of machines, adjustable and non-adjustable; [ Hydraulic drive units for elevator controllers, transport controllers and lift controllers, in particular consisting of a hydraulic pump, a drive motor and a liquid container of metal or plastic; Machines for industrial washing and cleaning; Hydraulic and electromechanical drives for machines (not computer drives); ] Electric [, hydraulic and electro-hydraulic ] actuators for all types of transmissions [, in particular for variable speed motors; Electric motors for machines and for power tools, servomotors ]