CONNECTED UPSTREAM

Oil and gas drilling; extraction of oil; extraction of gas; oil-field exploitation for the extraction of oil

Oil exploration; gas exploration; exploration and searching of oil and gas; oil well testing; oil field surveying; analysis for oil research; inspection of oil fields; analysis of oil fields; analysis of oil reservoirs; exploration of gas and oil; analysis in the field of oil exploration; analysis and testing services for the oil industry; analytical services relating to the exploration of oil fields; analysis and testing services in the field of oil exploitation; analysis and testing services in the field of oil exploration; engineering services for the oil and gas industry; scientific research in the field of oil and gas exploration and extraction; scientific analysis in the field of oil and gas exploration and extraction; technological services in the field of oil and gas exploration and extraction; technological services in the field of oil refining and natural gas processing