Machines for the chemical industry, the beverage industry, the agriculture industry, the metal machining and processing industry, the textile industry, the waste disposal and the waste processing industry, the food industry, the wood processing industry and the plastics processing industry, namely, pumps; mechanical equipment and apparatus for increasing water pressure, namely, pumps and valves being parts of machines; couplings for machines and transmission components except for land vehicles; agricultural implements, other than hand-operated, namely, pumps for use in irrigation systems, sewage and waste water pumps; pumps for heating installations; pumps for machines used in the fields of building installations and water supply and disposal, industrial technology and agriculture; base plate pumps; glanded pumps; glandless pumps; multi-stage centrifugal pumps; borehole pumps; sludge pumps; wastewater pumps; pumps for machines and machine pump installations for drinking water and service water, waste water, ground water, waste water treatment and drainage; booster pumps; insulating shells being parts of pumps for machines; mixers and agitators for use in water clarifying technology; elevating apparatus being machines for the purpose of elevating liquid substances; mechanical elevating apparatus for waste water and excrements; spare parts for pumps, namely, ball bearings, mechanical seals, pump impellers, pump motor blocks and hydraulic and mechanical control units for pumps; motors and engines in particular electric motors except for land vehicles; machine housings and engine cases; sealing joints as parts of engines; speed governors for machines and motors; speed controller for machines and motors; pressure reducers as parts of machines; pressure regulators as parts of machines; pressure valves as parts of machines; electric brushes as parts of machines; air filters and membranes for fluids being parts of machines, motors or engines; taps; couplings other than for land vehicles; compressors for cooling installations; machines for filtering purposes in the chemical industry; pumps as parts of machines or motors; pump diaphragms; regulators as parts of machines or motors; gate valves as parts of machines; fans for motors; valves as parts of machines

Heating, steam generating, ventilating and water conduit apparatus as well as sanitary installations, namely, solar water heaters, solar thermal air heaters for heat purposes, solar power cooling units, heating systems composed primarily of tubes, pipes and pre-assembled manifolds through which cold or hot temperature water circulates, heating systems for residential and commercial buildings comprised of boilers, valves, pipes, manifolds, solar panels, control panels, switches and electric wire, all sold as a unit, central heating radiators; mechanical apparatus and instruments for water heating, purifying, softening and cleaning, namely, water heaters and water purifiers; heating installations in particular water heating installations; electric heating apparatus, namely, central heating radiators; radiators; heating boilers; heat pumps; heat accumulators; heat exchangers, not being parts of machines; solar collectors for heating applications; water heaters; boilers for heating water; water conduit and water supply installations, namely, pipes and meter valves; pressure water tanks; apparatus for air conditioning and cooling, namely, air conditioning installations and apparatus, air humidifiers, refrigerating installations and machines, water cooling installations, in particular open and closed water towers; freezing apparatus and installations; water collection and treatment systems comprising tanks; water supply installations, namely, drainage water treatment tanks; water fountains; water extraction and water treatment apparatus, namely, water purification tanks; desalination plants; filters for drinking water; water filtering apparatus; apparatus for the utilization of rainwater and groundwater, namely, water purification tanks; water softening apparatus and installations; water purification installations; water sterilizers; water disinfection apparatus; swimming pool chlorinating apparatus; counter current installations for swimming pools, namely, swimming pool water cleaning and filtering units; whirlpool-jet apparatus; installations for waste water purification; waste water treatment installations also using membranes and filters; expansion tanks for central heating installations, namely, hot water tanks; automatic water supply installations, namely, water purification tanks; chlorination apparatus for swimming pools; insulating shells as parts of heating and water supply installations; steam generating apparatus and installations; filters as parts of household or industrial installations, namely, fluid filters for water and area-water solutions and air filters; taps; pipes being parts of sanitary facilities; air cooling apparatus; oil burners for industrial, commercial and domestic use; regulating accessories for water or gas apparatus as well as for water or gas pipes, namely, pressure regulators; safety accessories for water or gas apparatus and pipes, namely, valves as plumbing fittings, steam valves, valves as parts of radiators, valves as parts of sprinkler systems and manually operated plumbing valves; refrigerating apparatus and installations; thermostatic valves as parts of heating installations; automatic expansion and pressure control machines for heating and cooling water systems, as well as for drinking water and/or service water installations, namely, volume expansion automats and automatic pressurizers; water heaters; water conducting fittings, namely, pipes being parts of sanitary facilities; water purifying apparatus and machines

Building construction services; installation of heating and cooling systems, waste water systems, process water systems, potable water systems, sewage systems; installation, repair and maintenance of pumps, pump stations, mixers and stirrers, lifting stations; installation, repair and maintenance of clarification plants; installation, repair and maintenance of sewage-treatment plants and sewage water systems; installation, repair and maintenance of motors; installation, repair and maintenance of heating installations and air conditioning systems; installation, repair and maintenance of automatic control systems, control modules hardware and additional hardware components all for heating, air conditioning and water treatment installations; installation of district and local heating networks; installation of facilities for waste water treatment or waste removal, as well as construction of reservoirs, ponds and dumps for water conservation; services regarding flood prevention, pressure drainage, ground water lowering, in particular for the gallery construction and opencast mining, namely, maintenance of equipment for the extraction of water, waste water and compressed air, as well as equipment for the extraction of excrements and sludge; installation, maintenance and repair of electrical systems and apparatus as well as of steering and regulating systems; installation, repair and maintenance of data technology installations in the nature of computer hardware; plumbing; rebuilding of machines that have been damaged or partially destroyed; rebuilding of motors that have been damaged or partially destroyed