11
Sealed and modular welded plate heat exchangers, apparatus
for lighting, heating, steam generating, refrigerating,
drying, ventilating and water supply purposes; heat
exchangers, in particular lamellar heat exchangers, plate
heat exchangers, tubular heat exchangers; cooling
installations and machines, in particular oil coolers, air
coolers, glycol recoolers, freezers; shock frosters;
recooling apparatus for cooling media; heating and cooling
apparatus and equipment for waste heat recovery; cooler
pipes and finned tubes (parts of refrigerating
installation); refrigerating apparatus; refrigerating
containers; coolers for furnaces; refrigerating chambers,
refrigerators; refrigeration units; freezer apparatus and
installations; ice machines and apparatus; freezing
machines; air-conditioning installations; air-conditioning
apparatus; evaporators, in particular industrial
high-performance evaporators; tubular evaporators; heat pump
evaporators; heating installations, exchange tubes (parts of
heating installations); air valves for steam heating
installations; steam generating installations; steam boilers
(other than parts of machines); steam accumulators; gas
generators (installations); gas boilers; gas condensers and
condenser pipes (other than parts of machines); air heaters;
ventilation installations; level controlling valves in
tanks; regulating and safety accessories for gas apparatus,
gas pipes and water apparatus; heat pumps; heat
regenerators; heat accumulators; cooling installations for
water; heat pumps, ventilators (air conditioning, parts of
air conditioning systems); ventilator frames (parts of air
conditioning installations)
37
Installation, assembly, servicing, maintenance and repair of
electric and electronic apparatus, equipment and instruments
and of electric and electronic assemblies and components;
assembly, repair and maintenance of apparatus for heating,
ventilating, air conditioning and refrigerating; (chemical)
cleaning of thermal installations, in particular plate heat
exchangers, electropolishing services for technical and
thermal installations, in particular plate heat exchangers;
maintenance/repair by means of the regumming of bonded seals
in technical and thermal installations, in particular plate
heat exchangers, repair and maintenance of technical and
thermal installations, in particular plate heat exchangers;
finishing (repair) of lining grooves in plate heat
exchangers
40
Metalworking, in particular plate welding
42
Technical testing of plate heat exchangers for
recyclability, corrosion, material fatigue, wear, fracturing
and leak tightness, including by means of a dye penetration
process; technical checking of lining grooves in plate heat
exchangers
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