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PetroChina Co., Ltd.Idemitsu Kosan Co., Ltd.Mobil Corp.Exxon Mobil Corp.Standard Oil Co.Saudi Arabian Oil Co.W. R. Grace & Co.-Conn.China National Petroleum Corp.Osaka Gas Co., Ltd.Shell Oil Co.Standard Oil Co.China University of Petroleum (East China)Tokyo Gas Co., Ltd.China University of Petroleum (East China)Sanyo Chemical Industries Ltd.China National Offshore Oil Corp.China National Offshore Oil Corp.Exxonmobil Upstream Research Co.Angang Steel Co., Ltd.Beijing Yanshan Petrochemical Co., Ltd.Dresser Industries, Inc.Dresser Industries, Inc.Elf Aquitaine FertilisantsAlbemarle Corp.Ethyl Corp.Eni SpAConocoPhillipsTonen General Sekiyu KKSK Innovation Co., Ltd.Elf Aquitaine Fertilisants
ConocoPhillipsSaipem SpABucyrus International, Inc.CARBO Ceramics, Inc.Syncrude Canada Ltd.Imperial Oil Ltd.Scientific Drilling International, Inc.Trican Well Service Ltd.Cenovus Energy, Inc.Anadarko Petroleum Corp.RPC, Inc.Gyrodata, Inc.Valaris PlcDevon Energy Corp.Alberta Oil Sands Technology & Research AuthorityCalfrac Well Services Ltd.Canadian Natural Resources Ltd.MEG Energy Corp.Osum Oil Sands Corp.Equinor Canada Ltd.Wild Well Control, Inc.Total E&P Canada Ltd.EOG Resources, Inc.Blue Spark Energy, Inc.STEP Energy Services Ltd.CVW CleanTech Inc.Diamond Offshore Drilling, Inc.Canadian Oil Sands Investments, Inc.Conval, Inc.Athabasca Oil Corp.
PetroChina Co., Ltd.Idemitsu Kosan Co., Ltd.Mobil Corp.Exxon Mobil Corp.Standard Oil Co.Saudi Arabian Oil Co.China National Petroleum Corp.Osaka Gas Co., Ltd.Schlumberger Technologies, Inc.Standard Oil Co.Tokyo Gas Co., Ltd.Elf Atochem SAChina National Offshore Oil Corp.China National Offshore Oil Corp.JSWChina General Nuclear Power Corp.Voith GmbH & Co. KGaADuksan Co., Ltd.Beijing Yanshan Petrochemical Co., Ltd.Dresser Industries, Inc.Dresser Industries, Inc.Électricité de France SAElf Aquitaine FertilisantsHalliburton Co.Shell Deepwater Development, Inc.Messer SE & Co. KGaA (Germany)Eni SpAConoco, Inc.ConocoPhillipsSinopec Oilfield Service Corp.
Idemitsu Kosan Co., Ltd.YKK Corp.Toshiba Lighting & Technology Corp.Toshiba Lighting & Technology Corp.Saudi Arabian Oil Co.China National Petroleum Corp.YKK Corp.Tokyo Electric Power Co. Holdings, Inc.Vestas Wind Systems A/SChina National Offshore Oil Corp.China National Offshore Oil Corp.Korea Electric Power Corp.Taiheiyo Cement Corp.Voith GmbH & Co. KGaAThe Kansai Electric Power Co., Inc.Cheil Industries, Inc.Haldor Topse A/SHalliburton Co.Korea Institute of Energy ResearchAlcatel Standard ElectricaNARI Technology Co., Ltd.China Energy Investment Corp., Ltd.TotalEnergies SEMaschinenfabrik Reinhausen GmbHState Grid Xinyuan Co., Ltd.Korea Electrotechnology Research InstituteKorea Hydro & Nuclear Power Co., Ltd.JFE Engineering Corp.China Southern Power Grid Co., Ltd.Maeda Corp.
Murphy Oil Co. Ltd.
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PetroChina Co., Ltd.Idemitsu Kosan Co., Ltd.Exxon Mobil Corp.Saudi Arabian Oil Co.China National Petroleum Corp.NOK Corp.JX Nippon Oil & Energy Marine Service Corp.Elf Aquitaine FertilisantsEni SpASinopec Oilfield Service Corp.Elf Aquitaine FertilisantsGraco, Inc.Petróleo Brasileiro SATotalEnergies SEAshland LLCInfineum International Ltd.Cognis Deutschland GmbH & Co. KGGraham Packaging Co. LPCastrol Ltd.BP Exploration Operating Co. Ltd.SEPPIC SACroda International PlcGulf Oil LPThe Swagelok Co.Indian Oil Corp. Ltd.RS Energy KKAdolf Würth GmbH & Co. KGHitachi Powdered Metals Co., Ltd.Berry Plastics Holding Corp.Phillips 66
