Condensing installations, namely, mechanical condensators; mechanical condensators, namely, steam condensers; air condensers; steam engines; power-operated blowers, namely, blowing machines for the compression, exhaustion and transport of gases; blowing machines, namely, power-operated blowers; hangers being parts of machines; machines, namely, air compressors; cooling radiators for motors and engines; pumps as parts of machines and engines; pumps for machines; electric pumps for heating installations; [ vacuum pumps; ] centrifugal pumps; lubricating pumps; regulators being parts of machines; fans for motors and engines; carburetors; heat exchangers being parts of machines; parts of machines, namely, steam engine boilers; * none of the aforesaid goods being for use in the field of vacuum generation *

Sealed and modular welded plate heat exchangers, not being parts of machines; heat exchangers not being parts of machines, namely, lamellar heat exchangers, plate heat exchangers, and tubular heat exchangers; oil coolers; [ cooling installations and machines, namely, evaporative air coolers; ] cooling installations for water being glycol recoolers; cooling units for industrial purposes, namely, recooling apparatus for cooling media; [ heating and cooling apparatus and equipment for waste heat recovery, namely, heat exchangers for chemical processing; parts of refrigerating installation, namely, cooler pipes being heat pipes to cool heat producing components and finned tubes for the purpose of heat transfer sold as an integral component of heat exchangers, not being parts of machines; ] evaporative air coolers for furnaces; [ air conditioning installations; fans for air conditioning apparatus; ] evaporators, namely, industrial high-performance cooling evaporators; tubular cooling evaporators; heat pump evaporators; [ exchange tubes being parts of heating installations; ] steam air valves for steam heating installations; steam generating installations; steam engine boilers, other than parts of machines; steam accumulators; electrochemical gas generators; industrial gas boilers; gas condensers, other than parts of machines; condenser heat pipes to cool heat producing components, other than parts of machines; [ hot-air space heating apparatus for industrial purposes; ventilating installations, namely, heat recovery ventilators; ] level controlling metered valves for tanks; regulating accessories for gas apparatus, gas pipes and water apparatus; safety accessories for gas pipes, namely, flashback arrestors and reverse flow check valves [ ; heat pumps; heat accumulators, namely, heat regenerators; heat accumulators; water coolers; heat pumps; ventilators for air conditioning and parts of air conditioning systems; ventilator frames being parts of air conditioning installations ]