Arbeiter überwacht Druckniveau auf Manometer. industrielle Fabrik Öl und Gas. - Stockfoto & -bild

HVAC technician checking pressure gauge on industrial factory. Engineer monitors manometers

Electrician operator inspect and checking heating ventilated and air conditioning equipment. HVAC engineer checking manometers

Mechanical worker closes gate valve of pipeline in gas and oil industrial factory

Worker in safety helmet on industrial plant with boiler on background

Plumber closes valve at industrial plant. Engineer maintains valves. Mechanic at thermal station. Service work on pipeline. Gas and oil industry.

Technician on oil and gas refinery industrial. Engineer adjust calibrate level transmitter on gas pump

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

Technician worker wearing in uniform uses remote for crane beam trolley lifting power crane. Man controls crane beam in manufacturing facility

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

Engineer with measure tester on heat boiler. Worker make maintenance energy equipments on heating station

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

Maintenance engineer turns a main valve and launch technological process. Beginning a work technological equipment, set parameters

Modern industrial machine operator working in heating station. Worker turns gate valve of pipeline. Man in workwear closes water valve

Engineer working with technical documentation during maintenance industrial equipment in refinery plant

Engineer reads tech drawing on industrial plant. Technician with blueprint on heating station.

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