SP

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

scientific weighing apparatus; measuring apparatus for measuring gases and liquids; signalling apparatus, namely, signal conditioning and communication devices for industrial process control; controlling apparatus for controlling and monitoring physical and chemical properties of gases and liquids; preparing apparatus for preparing gases for gas analysis; analyzing apparatus for analyzing gases and liquids; chemistry apparatus and instruments, namely, portable gas analyzing devices; thermostats, measuring devices for measuring the flow of gases and liquids, probes for scientific purposes, high pressure manometers, spectrographs, electric vacuum meters; electronic and optical sensors for checking the flow speed of gases in measuring devices for measuring the flow of gases and for checking condensate brake outs in measuring apparatus for measuring gases

air and gas filters, air and gas filter apparatus, all for air and gas measuring and analyzing devices; heat exchangers; peltier gas coolers; evaporative gas coolers; gas coolers for cooling gases for gas analysis; distillating apparatus; gas cleaning devices, namely, gas cleaning units for the purification of gases for analytical purposes; heat pumps; converters for the catalytical treating of gases