PMA

[ pumps, namely, diaphragm pumps; seals, namely, sealing joints as parts of engines; pressure reducing valves; power-operated blowers for the compression, suction and transport of gases; compressors for refrigerators ]

scientific weighing apparatus; apparatus for measuring gases and liquids; signaling apparatus, namely, signal conditioning and communication devices for industrial process control; apparatus for controlling and monitoring physical and chemical properties of gases and liquids; apparatus for preparing gases for gas analysis in gas analyzing apparatus; apparatus for analyzing gases and liquids; chemical apparatus and instruments, namely, portable gas analyzing devices; thermostats, scales; devices for measuring the flow of gases and liquids; probes for scientific purposes, namely, gas analyzing probes; manometers, devices for dedusting gases; spectrograph apparatus; converters for treating gases and liquids; vacuum meters; sensors for checking the operation of the aforementioned devices, with sensors for signaling problems in such operations

air filters for air conditioning units and air analyzing devices; gas filters for gas conditioning units and gas analyzing devices; air filter apparatus, namely, air filtering units; gas filter apparatus, namely, gas filtering units; heat exchangers; peltier gas coolers; evaporative gas coolers; gas coolers for gas analysis; units for the distillation of liquids; distilling units; water distilling units; gas cleaning and purifying apparatus, namely, apparatus to remove particles from process gas and flue gas for the analysis of such gases; heat pumps