Machines and machine parts for the cement, lime, gypsum, ceramic, refractory, iron and steel and chemical industries, namely, exhaust gas combustion treatment apparatus for engines powered by diesel, gas, coal and/or waste, exhaust gas catalytic converters and exhaust gas purifying apparatus for engines powered by diesel, gas, coal and/or waste for use on factory and plant flue gas systems, for use on flue gas cleaning systems for cleaning factory and plant flues, and parts therefor; * all af...

gas concentration catalytic sensors used to continuously measure emission gas concentrations

gas concentration monitors or analyzers used to continuously measure emissions gas concentrations