산업용 윤활유 연구

주요 선수 : BP PLC(Castrol), Exxon Mobil Corporation, Royal Dutch Shell PLC, China National Petroleum Corporation, China Petroleum & Chemical Corporation

주요 선수 : Indian Oil Corporation Ltd, Hindustan Petroleum Corporation Limited(HPCL), Bharat Petroleum Corporation Limited(BPCL), Castrol Limited(BP), Shell plc

주요 선수 : BP PLC, Chevron Corporation, Exxon Mobil Corporation, Royal Dutch Shell PLC, 합계

주요 선수 : Exxon Mobil Corporation, FUCHS, TotalEnergies, BP plc, Chevron Corporation

주요 선수 : Shell plc, Fuchs, Exxon Mobil Corporation, TotalEnergies SE, BP plc

주요 선수 : Royal Dutch Shell Plc, BP plc(Castrol), ExxonMobil Corporation, Total, Sinopec(중국 석유 화학 공사)

주요 선수 : BP PLC, Chevron USA Inc., Exxon Mobil Corporation, Royal Dutch Shell PLC, 합계

주요 선수 : Shell plc, Chevron Coproration, PETRONAS Lubricants International, NYNAS AB, China Petrochemical Corporation

주요 선수 : Chevron Corporation, HP 윤활유, Exxon Mobil Corporation, Shell Plc, TotalEnergies

주요 선수 : Exxon Mobil Corporation, Chevron USA Inc, HP 윤활유, Royal Dutch Shell plc, 합계

주요 선수 : Witmans 그룹, Hansen & Rosenthal 그룹, Hindustan Petroleum Corporation Limited, Indian Oil Corporation Limited, Panama Petrochem Ltd

주요 선수 : Exxon Mobil Corporation, Chevron USA Inc., Royal Dutch Shell Plc, Castrol Limited, China Petroleum & Chemical Corporation(Sinopec)