일본 업스트림 연구

주요 선수 : DOF Subsea AS, Oceaneering International Inc., Fugro NV, RTSYS, Saipem SpA

주요 선수 : DOF Subsea AS, Helix Energy Solutions Group Inc., TechnipFMC PLC, Bourbon Offshore, Subsea 7 SA

주요 선수 : Liebherr Group, Heila Cranes SpA, Huisman Equipment BV, Sparrows Offshore Group Limited, Konecranes

주요 선수 : National-Oilwell Varco, Inc., ILJIN STEEL CO., Nippon Steel Corp, Tenaris SA, TPCO Enterprise, Inc.

주요 선수 : Subsea 7 SA, TechnipFMC PLC, Akastor ASA, National-Oilwell Varco Inc, Baker Hughes Co.

주요 선수 : DeepOcean AS, DOF Subsea AS, Oceaneering International Inc., TechnipFMC PLC, Helix Energy Solutions Group Inc.

주요 선수 : Schlumberger Limited, Halliburton Company, Weatherford International Plc, Baker Hughes Company, GN Solids Control

주요 선수 : Weatherford International Plc, Schlumberger Limited, Halliburton Company, Baker Hughes Company, China Oilfield Services Limited