M&C

pumps, namely, diaphragm pumps, compressed-air pumps, vacuum pumps, gas conveyance pumps, flexible-tube pumps, all as parts of machines or motors; pump diaphragms; valves, pressure valves and pressure reducing valves all as components for gas preparing machines; filters, namely, suction filters, liquid filters, absorption filters all for gas preparing machines; compressors for machines, namely, for refrigerating apparatus; gas compressors for gas preparing, measuring and analyzing apparatus; parts of gas compressor coolers, namely, moistening vessels for moistening of gas in front of a gas cooler; parts of gas compressors, namely, blowers for the compression, suction and the transport of gases; compressed air machines, namely, machines for providing compressed air for gas preparing, measuring and analyzing apparatus; housings for machines and motors; gas condensers and condensate conditioning elements being parts of machines for gas preparing, namely, of condensate sump pumps, condensate separators, condensate traps, namely, condensate sumps; mechanical, pneumatic and hydraulic controlling and regulating devices for gas preparing, measuring and analyzing apparatus, namely, valves, switches and sensors

analyzing devices, not for medical purposes, namely, gas analyzers; parts of gas analyzers, namely, hanging washing bottles for keeping a constant pressure in front of a gas analyzer; scientific apparatus and instruments, namely, scientific gas analyzing apparatus and instruments; optical apparatus and instruments, namely, optical gas analyzing apparatus and instruments; physical apparatus and instruments, namely, physical gas analyzing apparatus and instruments; chemical apparatus and instruments, namely, chemical gas analyzers; weighing apparatus and instruments, namely, apparatus and instruments for weighing gases and liquids; measuring apparatus, instruments and devices, namely, apparatus, instruments and devices for measuring gases and liquids; flow meters for gases and liquids; signalling apparatus and instruments, namely, signal conditioning and communication devices for gas preparing, measuring and analyzing apparatus; controlling apparatus and instruments, namely, sensors and detectors for use in controlling the actuation and operation of gas preparing, measuring and analyzing apparatus; monitoring apparatus and instruments, namely, alarm units for monitoring gas preparing, measuring and analyzing apparatus; liquid alarm sensors for gas measuring and analyzing apparatus, namely, sensors for controlling the condensate drain-off devices in gas analyzers; diaphragms for scientific apparatus, namely, diaphragms for diaphragm pumps as parts of gas conditioners and gas analyzers; gas testing instruments, namely, gas sampling probes; gas extraction lines and pipes being parts of gas analyzing devices; thermostats; calculation machines, data processing devices and computers; electric and electronic controlling and pressure regulating devices for gas preparing, measuring and analyzing apparatus

gas processing apparatus, namely, gas processing installations for the gas processing of sample gas and test gas; gas converters for treating gases; gas dilution units for the dilution of sample and test gas; gas conditioners with hanging washing bottles for the elutriation of components from a sample or test gas; gas extraction lines and pipes as parts of gas processing apparatus, namely, gas processing installations for the gas processing of sample gas and test gas; heating devices for heating gas in gas preparing, measuring and analyzing apparatus, namely, gas heaters; devices for steam generating in gas preparing, measuring and analyzing apparatus, namely, steam generators; devices for cooling, drying and the ventilation of gas in gas preparing, measuring and analyzing apparatus, namely, evaporative gas coolers, dryers for the removal of vapor from air and gases, gas ventilation apparatus and instruments; devices for water conduction in gas preparing, measuring and analyzing apparatus, namely, water condensate collectors, water condensate pipes and water condensate outlet pipes; electric gas pre-heaters for preheating sample or test gas; heat exchangers not being parts of machines; peltier coolers; evaporative gas pre-coolers for pre-cooling sample or test gas; filters for gas conditioning, namely, for gas preparing, measuring and analyzing apparatus; pre-filters for gas sampling probes; electric vaporizers