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CONCAWE
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ENAGAS
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HALLIBURTON BROWN AND ROOT LTD
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NORSK AGIP AS
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OBR PR - RESEARCH AND DEVELOPMENT CENTRE FOR PETROLEUM INDUSTRY
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OMV AG
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PETKIM PETROKIMYA HOLDING ANONIM SIRKETI
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PETROLEO BRASILEIRO S.A
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PETROLEOS DEL NORTE SA
PETROLEUM OIL & GAS ESPAÑA, S.A.
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PETRONAS LUBRICANTS ITALY
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PGE B.V.
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PLASTICS  EUROPE AISBL
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PRIO SUPPLY, S.A.
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REPSOL
REPSOL EXPLORACION SA
REPSOL INVESTIGACIONES PETROLIFERAS S.A.
REPSOL NUEVAS ENERGIAS UK LTD
REPSOL PETROLEO
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REPSOL PETROLEO SA
REPSOL PETRÓLEO SA
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REPSOL SINOPEC RESOURCES UK LIMITED
REPSOL YPF S.A.
REPSOL YPF SA
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RWE NPOWER PLC
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RWE STOEN OPERATOR SP ZOO
RWE SUPPLY & TRADING NETHERLANDS B.V.
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RWE TRANSPORTNETZ STROM GMBH
S.A. FLUXYS N.V.
S.C. SOCIETATEA NATIONALA A PETROLULUI 'PETROM'
SAGA PETROLEUM ASA
SASOL GERMANY GMBH
SASOL SYNFUELS (PTY)
SASOL TECHNOLOGY (PTY.) LIMITED
SASOL TECHNOLOGY (UK) LIMITED
SCHLUMBERGER
SCHLUMBERGER AG
SCHLUMBERGER CAMBRIDGE RESEARCH
SCHLUMBERGER CAMBRIDGE RESEARCH LIMITED
SCHLUMBERGER CAMBRIDGE RESEARCH LIMITED.
SCHLUMBERGER CAMBRIDGE RESEARCH LTD
SCHLUMBERGER CAMBRIDGE RESEARCH, LTD.
SCHLUMBERGER ETUDES ET PRODUCTIONS
SCHLUMBERGER ETUDES ET PRODUCTIONS SA
SCHLUMBERGER EVALUATION AND PRODUCTION SERVICES (UK) LIMITED
SCHLUMBERGER FRANCE
SCHLUMBERGER GECO-PRAKLA
SCHLUMBERGER INDUSTRIES
SCHLUMBERGER INDUSTRIES S.A.
SCHLUMBERGER INDUSTRIES SA
SCHLUMBERGER INDUSTRIES SA, ET-RPS
SCHLUMBERGER K.K. TECHNOLOGY CENTER
SCHLUMBERGER LIMITED
SCHLUMBERGER NORGE A/S.
SCHLUMBERGER OILFIELD UK PLC
SCHLUMBERGER RESERVOIR COMPLETIONS
SCHLUMBERGER SBC
SCHLUMBERGER SYSTÈMES S.A.
SCHLUMBERGER WATER SERVICES CHILE LTDA.
SCHLUMBERGERSEMA
SCHLUMBERGERSEMA, SOCIEDAD ANONIMA ESPANOLA
SCIENTIFIC SERVICES NESTE OY
SERVICE PETROLIER SCHLUMBERGER, 42, RUE SAN DOMINIQUE, 75007, PARIS FRANCE
SERVICES PETROLIERS SCHLUMBERGER
SERVICES PETROLIERS SCHLUMBERGER PARIS SA
SHELL
SHELL AVIATION LIMITED
SHELL DEUTSCHLAND GMBH
SHELL DOWNSTREAM SERVICES INTERNATIONAL BV
SHELL ENERGY EUROPE LIMITED
SHELL FARM A/S
SHELL GLOBAL SOLUTIONS
SHELL GLOBAL SOLUTIONS INTERNATIONAL
SHELL GLOBAL SOLUTIONS INTERNATIONAL B.V.
SHELL GLOBAL SOLUTIONS INTERNATIONAL BV
SHELL GLOBAL SOLUTIONS(DEUTSCHLAND) GMBH
SHELL HYDROGEN B.V.
SHELL INTERNATIONAL B.V.
SHELL INTERNATIONAL BV
SHELL INTERNATIONAL CHEMICALS BV
SHELL INTERNATIONAL CHEMICALS BV.
SHELL INTERNATIONAL EXPLOITATION AND PRODUCTION B.V.
SHELL INTERNATIONAL EXPLORATION AND PRODUCTION B.V.
SHELL INTERNATIONAL EXPLORATION AND PRODUCTION BV
SHELL INTERNATIONAL HEALTH SERVICES
SHELL INTERNATIONAL OIL PRODUCTS BV
SHELL INTERNATIONAL PETROLEUM CO LTD
SHELL INTERNATIONAL RENEWABLES BV
SHELL INTERNATIONAL RENEWABLES LIMITED
SHELL INTERNATIONAL TRADING AND SHIPPING COMPANY LTD
SHELL INTERNATIONALE CHEMIE MAATSCHAPPIJ BV
SHELL INTERNATIONALE PETROLEUM MIJ.
SHELL MARINE PRODUCTS
SHELL NEDERLAND VERKOOPMAATSCHAPPIJ BV
SHELL RESEARCH BV
SHELL RESEARCH LIMITED
SHELL RESEARCH LTD
SHELL RESEARCH LTD.
SHELL RESEARCH S.A.
SHELL RESEARCH SA
SHELL SERVICES INTERNATIONAL BV
SHELL SOLAR ENERGY B.V.
SHELL SOLAR ENERGY BV
SHELL SOLAR GMBH
SHELL UK LTD
SHELL UK PLC
SHELL VANKOR DEVELOPMENT B.V.
SHELL WINDENERGY B.V.
SINOPEC EXPLORATION & PRODUCTION RESEARCH INSTITUTE
SK INNOVATION CO., LTD
SNAM S.P.A.
SOCAR TURKEY ARASTIRMA GELISTIRME VE INOVASYON ANONIM SIRKETI
SOCIETATEA NATIONALA A PETROLULUI "PETROM" SA
SOCIETATII NATIONALE A PETROLULUI 'PETROM' SA
SOCIETE NATIONALE ELF AQUITAINE
SOCIETE NATIONALE ELF AQUITAINE PRODUCTION
SOCIETE NOUVELLE D'AFFINAGE DES METAUX-SNAM SAS
SONATRACH (LA SOCIETE NATIONAL POUR LA RECHERCHE, PRODUCTION, LE TRANSPORT, LA TRANSFORMATION ET..)
SONATRACH RAFFINERIA ITALIANA SRL
STATE OIL COMPANY OF THE AZERBAIJAN REPUBLIC INVESTMENT DIVISION
STATOIL
STATOIL - DEN NORSKE STATS OLJESELSKAP A.S.
STATOIL - TECHNICAL TRAINING
STATOIL A/S
STATOIL ASA
STATOIL DETALJHANDEL AB
STATOIL MONGSTAD
STATOIL PETROCHEMICALS BELGIUM NV
STATOIL R&D CENTRE
STATOIL, LIBRARY
STATOIL-DEN NORSKE STATS OLJESELSKAP
STATOILHYDRO ASA
SUMITOMO (SHI) CRYOGENICS OF EUROPE LIMITED
SUMITOMO SEIMITSU KOGYO KABUSHIKI KAISHA
SUMITOMO SHI FW ENERGI AKTIEBOLAG
SUMITOMO SHI FW ENERGIA OY
SUMITOMO SHI FW ENERGIA POLSKA SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
SUNCOR ENERGY INC.
TALISMAN ENERGY (UK) LIMITED
TALISMAN EUROPE POLSKA SP.Z.O.O.
THE CARBON CAPTURE AND STORAGE ASSOCIATION
THE CARBON CAPTURE AND STORAGE ASSOCIATION ASBL
THE DOW CHEMICAL COMPANY
THE DOW CHEMICAL COMPANY LTD
TOTAL ACTIVITES MARITIMES SA
TOTAL COMPAGNIE MINIÈRE SA
TOTAL DEUTSCHLAND GMBH
TOTAL E&P NORGE AS
TOTAL E&P RESEARCH AND TECHNOLOGY USA, LLC
TOTAL E&P UK PLC
TOTAL ENERGIE
TOTAL FINA ELF S.A.
TOTAL FRANCE
TOTAL MICRO SOLUTIONS BV
TOTAL PETROCHEMICALS FRANCE SA
TOTAL PETROCHEMICALS RESEARCH FELUY SA
TOTAL PR BUSINESS SRL
TOTAL RAFFINAGE DISTRIBUTION S.A.
TOTAL RAFFINAGE FRANCE
TOTAL RAFFINAGE MARKETING
TOTAL S.A.
TOTAL TERMINAL INTERNATIONAL ALGECIRAS SA
TOTALENERGIES CHARGING SOLUTIONS NEDERLAND BV
TOTALENERGIES CORBION BV
TOTALENERGIES GAS MOBILITY BV
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TOTALENERGIES SE
TOTALFINAELF
TOTALFINAELF EXPLORATION NORGE AS
TR OIL SERVICES AS
UNIPER BENELUX NV
UNIPER ENERGY STORAGE GMBH
UNIPER HUNGARY ENERGETIKAI KFT
UNIPER KRAFTWERKE GMBH
UNIPER TECHNOLOGIES GMBH
UNIPER TECHNOLOGIES LIMITED
UNIPETROL RPA SRO
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VATTENFALL AB BUSINESS UNIT NORDIC HEAT
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VATTENFALL ENERGY SOLUTIONS GMBH
VATTENFALL EUROPE AG
VATTENFALL EUROPE BERLIN AG & CO KG
VATTENFALL EUROPE BUSINESS SERVICES GMBH
VATTENFALL EUROPE HAMBURG AG
VATTENFALL EUROPE INFORMATION SERVICES GMBH
VATTENFALL EUROPE INNOVATION GMBH
VATTENFALL EUROPE MINING AG
VATTENFALL EUROPE NETZSERVICE GMBH
VATTENFALL EUROPE TRANSMISSION GMBH
VATTENFALL EUROPE WASTE TO ENERGY GMBH
VATTENFALL EUROPE WINDKRAFT GMBH
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VATTENFALL IT SERVICES POLAND SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
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VATTENFALL VINDKRAFT A/S
VATTENFALL WARME BERLIN AKTIENGESELLSCHAFT
VERENIGING INDUSTRIELE RAAD VOOR DE OLIE- EN GASINDUSTRIE
VERMILION REP SAS
VOLCANIC BASIN PETROLEUM RESEARCH
VOLCANIC BASIN PETROLEUM RESEARCH AS
VOPAK BARGING EUROPE
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WESTERNGECO A/S
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WESTERNGECO LIMITED
WINDEUROPE
WINTERSHALL HOLDING AG
WORLD BUSINESS COUNCIL FOR SUSTAINABLE DEVELOPMENT
WORLEY BELGIE
WORLEY EUROPE LTD
WORLEY NEDERLAND
YPF SA
YPF TECNOLOGIA SA