Jalostamon teknikko. Moderni teollinen koneenkäyttäjä työskentelee tehtaalla - Kuvapankin valokuva ja kuva

Technician engineer opens gate valve of pipeline on oil refinery. Worker adjusting heating systems. Maintenance services works on factory

Maintenance boiler. Technician engineer adjusts plumbing systems. Industrial work.

Oil and gas service engineer on industrial factory. Maintenance of gas installation. Technician on job

Engineer of substation starts technological process. Management technological equipment, set parameters

Technician on power industrial plant. Engineer operate valve for industrial oil pump system at station in factory. Worker on job

HVAC maintenance engineer checking technical data of heating system equipment in a boiler room

Operator of substation controls parameters electrical equipment. Checking technological process.

Engineer maintenance works on oil factory. Industrial plant refinery. Services repairman adjustments on gas systems

Worker opens valve on pipeline at industrial plant. Gas and oil equipment. Service of thermal pump stations

Technician engineer cheking probes pressure sensors on industrial power refinery plant. Worker measures values of manometers

Engineering staff adjusts the parameters of a digital pressure sensor at an industrial plant

Maintenance engineer tests of devices equipment and launch technological process. Beginning a work technological equipment

HVAC engineer in boiler room monitoring pressure gauges. Technician working on industrial plant

Inspector checking pressure gauges on heating boiler system. Engineer monitors manometers on industrial factory

Worker of substation wearing white safety hamlet turns main valve of gas line

Close up plan of manometer. Measuring device in oil and gas industry, control pressure in pipelines