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A CORUÑA
ALBACETE
ALICANTE/ALACANT
ALMERÍA
ARABA/ÁLAVA
ASTURIAS
ÁVILA
BADAJOZ
BARCELONA
BIZKAIA
BURGOS
CÁCERES
CÁDIZ
CANTABRIA
CASTELLÓN/CASTELLÓ
CEUTA
CIUDAD REAL
CÓRDOBA
CUENCA
GIPUZKOA
GIRONA
GRANADA
GUADALAJARA
HUELVA
HUESCA
ILLES BALEARS
JAÉN
LA RIOJA
LAS PALMAS
LEÓN
LUGO
LLEIDA
MADRID
MÁLAGA
MELILLA
MURCIA
NAVARRA
OURENSE
PALENCIA
PONTEVEDRA
SALAMANCA
SANTA CRUZ DE TENERIFE
SEGOVIA
SEVILLA
SORIA
TARRAGONA
TERUEL
TOLEDO
VALENCIA/VALÉNCIA
VALLADOLID
ZAMORA
ZARAGOZA
Cuenca Geológica
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CANTABRICA
CATALANAS
CORDILLERA IBERICA
CORDILLERAS BETICAS
DEL GUADALQUIVIR
DEL MACIZO HESPERICO
DUERO-ALMAZAN
GOLFO DE CADIZ
GOLFO DE VALENCIA
GOLFO DE VIZCAYA
GRANADA-GUADIX
ISLAS BALEARES
ISLAS CANARIAS
MACIZO CANTABRICO
MAR DE ALBORAN
MARGEN ATLANTICO
MEDITERRANEO SUR
MURCIA-ALMERIA
RIOJA- EBRO
Sin Asignar
SURPIRENAICA
TAJO-LA MANCHA
Cia. Emisora
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A.R.C.
ADARO
AERO EXPLORATION
AGIP IBERIA, S.A.
AMBRIT RESOURCES
AMERICAN PETROFINA EXP.
AMOCO
AMOSEAS
AMOSHORE DRILLING CO.
AMOSPAIN
ANADARKO MEDITERRANEAN LLC
APEX
Applus. Norcontrol
ARCA
ARCO
ASHLAND
ASLAND ENERGÍA, S.A.
ATIL, S.A.
ATLANTIC DRILLING
ATLANTIC GEOPHYSICAL CO.
ATLAS GEOCIENCIES
ATLAS GEOPHYSICAL CO.
AUXINI
AVA Drilling Fluids & Services
B.C.M. GEOPHYSICS LTD.
BAKER HUGHES
BAKER OIL TOOLS LTD.
BALAN HOLDING LTD.
BALBOA EXPLORATION CO.
BEACH PETROLEUM SPAIN, S.L.
BG
BLIKSEM GEO. SERVICE
BNK HIDROCARBUROS S.L.U.
BNK SEDANO HIDROCARBUROS, S.L.U.
BOLDON DRILLING
BOW VALLEY
BP
BRITSURVEY
C.E.P.M.
C.F.P.S.
C.G.G.
C.P.B.S.
CADÓMICA S.L.
CAIRN ENERGY PLC
CALSPAIN (CALIFORNIA OIL)
CAMBRIA EUROPE INC
CAMPSA
CAPRICORN SPAIN LTD SUCURSAL EN ESPAÑA
CARTACOMP
CBM RECURSOS ENERGÉTICOS, S.A.
CEPSA E.P. ESPAÑA, S.L.
CEPSA EP S.A.
CEPSA SA
CGG
CGG VERITAS
CGS
CIA. GRAL. SONDEOS (CGS)
CIA. HIDROCINETICA REGION
CIEPSA
CIPSA
CNWL OIL (ESPAÑA), S.A.
COASTAL SURVEYS LTD.
Cofor
COFOR MR-7000
COMAP GEOSURVEYS LTD.
COMPAÑIA ESPAÑOLA DE PETROLEOS SAU
COMPAÑIA PETROLIFERA DE SEDANO, S.L.
CONOCO
CONSULTOR
COPAREX
COPISA
COPSA
CORELAB
CSIC
CSIC GRANADA E INST ANDAL
CUADRILLA RESOURCES IBÉRICA, S.L.
CHAMPLIN OIL & REFINING
Chevron Oil Company of Spain
D.G.C.G.
DATALOG TECHNOLOGY
DECCA
DEEP WATS DRILLING
DEGOLYER & MACNAUGHTON IN
DEILMANN
DELFT GEOPHYSICAL BV
DELTA DRG.C.
DEMAC INC
DENISON
DEUTAG
DEUTAG EUROPE GMBH
DEUTCHE SCHACHTBAU
DIGICON
DIGITAL EXPLORATION
DISEPROSA
DOLPHIN DRILLING
DOME PETROLEUM
DRILLING AND EXPLORATION
DU PONT E&P
E.C.L.
E.D.S.
E.R.A.P.
E.R.T.
EASTERN ESPAÑA S.A.
EDCON
EDECO
ELF AQUITAINE
EMP. NAC. CALVO SOTELO
EMPRESA PRUEBAS
EMPRESA TRETOR
ENADIMSA
ENAGÁS S.A.
ENAGÁS TRANSPORTE S.A.U.
ENIEPSA
ENPASA
ENPENSA
ENRESA
ENSIGN GEOPHYSICS LTD.
ERM (ENVIR RESOURC MANAG)
ESCAL UGS, SL
Espafta Canada Resources, Inc
ESSO
ESTUDIOS GEOFISICOS S.L.
ETS. INGENIEROS DE MINAS
EUROGAS CORPORATION
EUROPE OFFSHORE
EVE
EXLOG
EXPLORACIONES DE RECURSOS NATURALES GEOLOGICOS, S.A
EXPLORATION AND PRODUCTIO
EXPLORATION DATA CONSULTI
EXPLORATION GEOPHYSIQUE
EXPLORATION LOGGING
EXPRO
EXXON
FACULTAD CIENCIAS GEOLOGICAS
FAIRFIELD AQUATRONICS
FLOPETROL
Floyd Oil (Spain) Inc
FORAMER
FORASOL
FOREX
FRED OLSEN OFFSHORE
FRONTERA ENERGY CORPORATION, S.L.
FUGRO GEOTEAM
FUGRO LIMITED
G.S.I.
GAO OF SPAIN, INC.
GARDLINE SURVEYS
GARNET RESOURCES CO.
GAS NATURAL ALMACENAMIENTOS ANDALUCIA S.A.
GAS NATURAL EXPLORACION SL.
Gas Natural SDG, S.A.
GASINEX, S.A.
GEARHART GEODAT SERVICES
GEAT
GECO
GECO-PRAKLA
GEOCON (Geophysical Consultants Limited)
GEOCHEM
GEOCHEM LABORATORIES, INC
GEODIGIT
GEOFIZYKA TORUN
GEOLAB
GEOLOG
GEOLOGIC CONSULTING & SER
GEO-MICROBIAL TECHNOLOGIE
GEOMYTSA
GEOPHOTO SERVICES, INC.
Geophysical Consultants Limited
GEOPHYSICAL DEVELOPMENT
GEOPHYSICAL OFFSHORE EXP.
GEOPROSCO
GEORENA
GEOREX IBERICA
Georex UK Ltd
GEOSERVICES
GEOSOURCE
GESSAL
GETTY
GLOBAL MARINE
GLOMAR INV.
GLOMAR MARINE EUROPA INC
GOLAR-NOR
GRAVITY METER EXPLORATION
GREAT WESTERN PETROLEUM C
GREENPARK ENERGY ESPAÑA
GX TECHNOLOGY&SPECTRUM
H.G.S.
HADSON PETR. INTERN.
HALLIBURTON SERVICES
HARRIS BOSCH AYMERICH, SA
Helios Aragón Exploration, S.L.
HERITAGE PETROLEUM PLC
HESPERIA DE PETROLEOS, SA
Heyco Energy España, S.L
Heyco Energy Iberia, S.L.
HEYMO
HIDROCARBUROS DE EUSKADI
HIDROCARBUROS DEL CANTÁBRICO
HISPANOIL
HOLLANDSE BOORMAATSCHAPPI
HORIZON
HUMBLE
HUNOSA
Hunt Oil Exploration Company, S. L.
HYDROSEARCH ASSOCIATES
IBERDROLA
IBERDROLA INFRAESTRUCTURAS GASISTAS, S.L.
IBERGESA
IBERICA DE SONDEOS, S.A.
IGME
IMC - SERVYDRILL - CMI
IMC GEOPHYSICAL
INDUSTRIAS MINERAS DE TERUEL, S.A
INFOTERRA
INGEMISA
INI-COPAREX
INST. FRANCAIS DU PETROLE
Instituto de investigación Geomodels. Universidad de Barcelona
INTERNAT. DRILLING FLUDS
International Geophysical Technology
INTERSCIENCE
INVESTIGACIONES GEOLOGICAS, S.A.
INVEXTA RECURSOS
INYPSA
Japan Drilling Company
JEBSEN DRILL
KBB
KCA OFF-SHORE DRILLING
KELMAN TECHNOLOGIES
KELLOG OVERSEAS CO.
KENTING DRILLING CO.
KINETICS GEOCHEMICAL
KPMG
KSEPL / EPPC
LABORATOIRE EXPL.BOUSSENS
LANGUEDOCIENNE FORENCO
LARGUS EXPLORATION ESPAÑA, S.A.
LAXTRON ENERGIAS RENOVABLES, S.L.
LECSA
Leni Gas and Oil plc
LERICI
Locs Oil Company of Spain, SA
Lucaz Oil Company Of Spain SA
M. INDUSTRIA Y ENERGIA
MAERSK DRILLING
MANDREL
MARINEX
MAYASA
MBL
MEDOIL
Medosa Holding, S. A.
Medusa Oil Ltd
MERIDIAN DRILLING CO.
MERLIN GEOPHYSICAL
MGC - MULTIWAVE GEOPHYSIC
MOBIL
MONOPOLIO DE PETROLEOS
MONTERO ENERGY CORPORATION, S.L.
MOSBACHER
MURPHY SPAIN OIL
NAUTILUS VENTURES
NEDRILL
NEDRILL NEDERLAND B.V.
NEPSI ESC
NET OIL SUPPORT
NIGEL PRESS ASSOCIATE
NL PETROLEUM SERVICES LTD
NORTH SEA GEOPHYSICAL
NORTH SEA PETROLEUMS LTD.
NPA
NUEVA ELECTRICIDAD DEL GAS (NUELGAS)
OAKWOOD PETROLEUMS
OCEAN DRILLING AND EXPLOR
OCEANSISMICA S.P.A.
ODECO
OFFSHORE DRILLING CO.
OFFSHORE INTERNATIONAL
OFFSHORE NAVIGATION INC.
OFFSHORE SPAIN
OGS, S.A.
OIL & GAS CAPITAL, S.L
OIL & GAS SKILLS
OILFIELD CO. INC (OCI)
OILPHASE-DBR
OILTRACERS
ORION ASSOCIATES
OTIS
OXY
P.R. MARRIOT DRILLING LTD
PACIFIC
PACNORSE DRILLING U.K. LI
PALEOSERVICES INTENATIONA
PAN AMERICAN HISPANO OIL
PENROD DRILLING CO.
PERGEO ESPA$OLA
PESA
PETRA PETROLEUM ESPAÑA S.L.
PETRICHOR EUSKADI COÖPERATIEF UA SUCURSAL EN ESPAÑA
PETROFINA
PETROLEUM
PETROLEUM GEOLOGICAL CONS
PETROLEUM MEDITERRANEO
PETROLEUM OIL & GAS ESPAÑA, S.A.
PETROLIFERA IBERICA S.A.
PETTY-RAY
PGS (PETROLEUM GEO SERVIC
PGS Data Processing
PGS Geophysical
PHILLIPS OIL COMPANY
PHOTOGRAVITY CO.
PIVOT GEOPHYSICAL
PORTLAND GAS ESP, S.L.
PRAKLA
PRECISION EXPLORATION CO.
PRODILL ENGINEERING
PRODUCTION ENGINNERING &
PROGEMISA
PROHIDRO, S.A.
PROLESA
PROSPECTIUNI
PYDHESA
PYRENEES ENERGY SPAIN, S.A.
R. BREWER & COMPANY
R.A.P.
RACAL
RANGER OIL
RAY MARINE GEOPHYSICAL
READING & BATES
REGIE AUTONOME DES PETROL
REPSOL EXPLORACION S.A.
Repsol Geophysical Technology Houston
REPSOL INVESTIGACIONES PETROLÍFERAS S.A. (RIPSA)
Repsol YPF
RESGIS Consultancy
RICHFIELD SAHARA PETROLEU
ROBERTSON GROUP
ROBERTSON RESEARCH INTERN
ROGERS
RPS ENERGY
RWE
S & A GEPOHYSICAL LTD.
S.E.I.
S.I.A.
S.I.P.M.
S.L.F.P.
S.N.P.A.
S.S.L.
S.S.L.E.
SAIPEM
SALVESEN DRILLING COMPANY
SANTA FE DRILLING
SCHLUMBERGER
SCHUEPBACH ENERGY ESPAÑA
SEA DRILLING NETHERLANDS
SEATEAM B.V.
SEDCO
SEFEL
SEISCOM LIMITED
SEISMIC ENGINEERING CO.
SEISMIC PROFILERS
SEISMOGRAPH SERV. LIMITED
SEISMOS
SEPESA
SERICA ENERGÍA IBÉRICA, S.L.
SERICA ENERGY
SERV. GEOGRAFICO EJERCITO
SERVICIOS HIDROCARBUROS
SERYSON
SEVILLANA DE ELECTRICIDAD
SGS
SHELL
SHELL UPSTREAM SPAIN B.V.
SIGNAL IBERICA
SIPSA
SMS
SOCIEDAD HIDROCARBUROS EUSKADI, S.A. (SHESA)
SOMASER
SONPETROL
SOUTHEASTERN DRILLING CO.
SOUTHERN GEOPHYSICAL CO.
SPECTRUM
SPECTRUM&INFORMATION LTD
SR.SANCHEZ MADRID
SSI
SSM LTD
STENA OFFSHORE
STORENGY ESPAÑA, S.L.
SUN
TARBA ENERGÍA S.L.
TAURUS
TEC. Y SERV. SUBACUATICOS
TELEDYNE EXPLORATION
TENNECO
TEREDO
TEREDO OIL LTD SEGUNDA SUCURSAL EN ESPAÑA
TEREDO OILS LIMITED
TEXAS INSTRUMENTS FRANCE
TEXAS PACIFIC OIL CO.
TGA INC.
TGS-NOPEC
TI ENERGY SERVICES, INC.
TIDEWATER OOIL CO.
TOTAL HISPANIA
TRANSOCEAN
TRANSWORLD, INC.
TRINITY ALMACENAMIENTOS ANDALUCIA, S.A.
TRINITY CAPITAL SL
UNION FENOSA GAS E&P, S.A
UNION OIL CO.
UNION TEXAS
UNITED GEOPHYSICAL
UNIVERSIDAD DE BARCELONA
UNIVERSIDAD DE OVIEDO
UNIVERSIDAD PAIS VASCO
Universitat de Barcelona
URS - UNITED RESEARCH SER
VALDEBRO
VANCAST EXPLORACIÓN, S.L.
VERITAS DGC
Volta Energy Resources, S.L.
W. OCEANIC
W.T.STOECKINGER & ASSOC.
WEEKS PETROLEUM
WESTERN
WILLY THIELE
WODECO
WOODSIDE
WORLEY PARSONS
YCI ESPAÑA, L.C.
ZAPATA NORTH SEA INC
Cia. Receptora
--Seleccione opción
-
A.R.C.
ADARO
AERO EXPLORATION
AGIP IBERIA, S.A.
AMBRIT RESOURCES
AMERICAN PETROFINA EXP.
AMOCO
AMOSEAS
AMOSHORE DRILLING CO.
AMOSPAIN
ANADARKO MEDITERRANEAN LLC
APEX
Applus. Norcontrol
ARCA
ARCO
ASHLAND
ASLAND ENERGÍA, S.A.
ATIL, S.A.
ATLANTIC DRILLING
ATLANTIC GEOPHYSICAL CO.
ATLAS GEOCIENCIES
ATLAS GEOPHYSICAL CO.
AUXINI
AVA Drilling Fluids & Services
B.C.M. GEOPHYSICS LTD.
BAKER HUGHES
BAKER OIL TOOLS LTD.
BALAN HOLDING LTD.
BALBOA EXPLORATION CO.
BEACH PETROLEUM SPAIN, S.L.
BG
BLIKSEM GEO. SERVICE
BNK HIDROCARBUROS S.L.U.
BNK SEDANO HIDROCARBUROS, S.L.U.
BOLDON DRILLING
BOW VALLEY
BP
BRITSURVEY
C.E.P.M.
C.F.P.S.
C.G.G.
C.P.B.S.
CADÓMICA S.L.
CAIRN ENERGY PLC
CALSPAIN (CALIFORNIA OIL)
CAMBRIA EUROPE INC
CAMPSA
CAPRICORN SPAIN LTD SUCURSAL EN ESPAÑA
CARTACOMP
CBM RECURSOS ENERGÉTICOS, S.A.
CEPSA E.P. ESPAÑA, S.L.
CEPSA EP S.A.
CEPSA SA
CGG
CGG VERITAS
CGS
CIA. GRAL. SONDEOS (CGS)
CIA. HIDROCINETICA REGION
CIEPSA
CIPSA
CNWL OIL (ESPAÑA), S.A.
COASTAL SURVEYS LTD.
Cofor
COFOR MR-7000
COMAP GEOSURVEYS LTD.
COMPAÑIA ESPAÑOLA DE PETROLEOS SAU
COMPAÑIA PETROLIFERA DE SEDANO, S.L.
CONOCO
CONSULTOR
COPAREX
COPISA
COPSA
CORELAB
CSIC
CSIC GRANADA E INST ANDAL
CUADRILLA RESOURCES IBÉRICA, S.L.
CHAMPLIN OIL & REFINING
Chevron Oil Company of Spain
D.G.C.G.
DATALOG TECHNOLOGY
DECCA
DEEP WATS DRILLING
DEGOLYER & MACNAUGHTON IN
DEILMANN
DELFT GEOPHYSICAL BV
DELTA DRG.C.
DEMAC INC
DENISON
DEUTAG
DEUTAG EUROPE GMBH
DEUTCHE SCHACHTBAU
DIGICON
DIGITAL EXPLORATION
DISEPROSA
DOLPHIN DRILLING
DOME PETROLEUM
DRILLING AND EXPLORATION
DU PONT E&P
E.C.L.
E.D.S.
E.R.A.P.
E.R.T.
EASTERN ESPAÑA S.A.
EDCON
EDECO
ELF AQUITAINE
EMP. NAC. CALVO SOTELO
EMPRESA PRUEBAS
EMPRESA TRETOR
ENADIMSA
ENAGÁS S.A.
ENAGÁS TRANSPORTE S.A.U.
ENIEPSA
ENPASA
ENPENSA
ENRESA
ENSIGN GEOPHYSICS LTD.
ERM (ENVIR RESOURC MANAG)
ESCAL UGS, SL
Espafta Canada Resources, Inc
ESSO
ESTUDIOS GEOFISICOS S.L.
ETS. INGENIEROS DE MINAS
EUROGAS CORPORATION
EUROPE OFFSHORE
EVE
EXLOG
EXPLORACIONES DE RECURSOS NATURALES GEOLOGICOS, S.A
EXPLORATION AND PRODUCTIO
EXPLORATION DATA CONSULTI
EXPLORATION GEOPHYSIQUE
EXPLORATION LOGGING
EXPRO
EXXON
FACULTAD CIENCIAS GEOLOGICAS
FAIRFIELD AQUATRONICS
FLOPETROL
Floyd Oil (Spain) Inc
FORAMER
FORASOL
FOREX
FRED OLSEN OFFSHORE
FRONTERA ENERGY CORPORATION, S.L.
FUGRO GEOTEAM
FUGRO LIMITED
G.S.I.
GAO OF SPAIN, INC.
GARDLINE SURVEYS
GARNET RESOURCES CO.
GAS NATURAL ALMACENAMIENTOS ANDALUCIA S.A.
GAS NATURAL EXPLORACION SL.
Gas Natural SDG, S.A.
GASINEX, S.A.
GEARHART GEODAT SERVICES
GEAT
GECO
GECO-PRAKLA
GEOCON (Geophysical Consultants Limited)
GEOCHEM
GEOCHEM LABORATORIES, INC
GEODIGIT
GEOFIZYKA TORUN
GEOLAB
GEOLOG
GEOLOGIC CONSULTING & SER
GEO-MICROBIAL TECHNOLOGIE
GEOMYTSA
GEOPHOTO SERVICES, INC.
Geophysical Consultants Limited
GEOPHYSICAL DEVELOPMENT
GEOPHYSICAL OFFSHORE EXP.
GEOPROSCO
GEORENA
GEOREX IBERICA
Georex UK Ltd
GEOSERVICES
GEOSOURCE
GESSAL
GETTY
GLOBAL MARINE
GLOMAR INV.
GLOMAR MARINE EUROPA INC
GOLAR-NOR
GRAVITY METER EXPLORATION
GREAT WESTERN PETROLEUM C
GREENPARK ENERGY ESPAÑA
GX TECHNOLOGY&SPECTRUM
H.G.S.
HADSON PETR. INTERN.
HALLIBURTON SERVICES
HARRIS BOSCH AYMERICH, SA
Helios Aragón Exploration, S.L.
HERITAGE PETROLEUM PLC
HESPERIA DE PETROLEOS, SA
Heyco Energy España, S.L
Heyco Energy Iberia, S.L.
HEYMO
HIDROCARBUROS DE EUSKADI
HIDROCARBUROS DEL CANTÁBRICO
HISPANOIL
HOLLANDSE BOORMAATSCHAPPI
HORIZON
HUMBLE
HUNOSA
Hunt Oil Exploration Company, S. L.
HYDROSEARCH ASSOCIATES
IBERDROLA
IBERDROLA INFRAESTRUCTURAS GASISTAS, S.L.
IBERGESA
IBERICA DE SONDEOS, S.A.
IGME
IMC - SERVYDRILL - CMI
IMC GEOPHYSICAL
INDUSTRIAS MINERAS DE TERUEL, S.A
INFOTERRA
INGEMISA
INI-COPAREX
INST. FRANCAIS DU PETROLE
Instituto de investigación Geomodels. Universidad de Barcelona
INTERNAT. DRILLING FLUDS
International Geophysical Technology
INTERSCIENCE
INVESTIGACIONES GEOLOGICAS, S.A.
INVEXTA RECURSOS
INYPSA
Japan Drilling Company
JEBSEN DRILL
KBB
KCA OFF-SHORE DRILLING
KELMAN TECHNOLOGIES
KELLOG OVERSEAS CO.
KENTING DRILLING CO.
KINETICS GEOCHEMICAL
KPMG
KSEPL / EPPC
LABORATOIRE EXPL.BOUSSENS
LANGUEDOCIENNE FORENCO
LARGUS EXPLORATION ESPAÑA, S.A.
LAXTRON ENERGIAS RENOVABLES, S.L.
LECSA
Leni Gas and Oil plc
LERICI
Locs Oil Company of Spain, SA
Lucaz Oil Company Of Spain SA
M. INDUSTRIA Y ENERGIA
MAERSK DRILLING
MANDREL
MARINEX
MAYASA
MBL
MEDOIL
Medosa Holding, S. A.
Medusa Oil Ltd
MERIDIAN DRILLING CO.
MERLIN GEOPHYSICAL
MGC - MULTIWAVE GEOPHYSIC
MOBIL
MONOPOLIO DE PETROLEOS
MONTERO ENERGY CORPORATION, S.L.
MOSBACHER
MURPHY SPAIN OIL
NAUTILUS VENTURES
NEDRILL
NEDRILL NEDERLAND B.V.
NEPSI ESC
NET OIL SUPPORT
NIGEL PRESS ASSOCIATE
NL PETROLEUM SERVICES LTD
NORTH SEA GEOPHYSICAL
NORTH SEA PETROLEUMS LTD.
NPA
NUEVA ELECTRICIDAD DEL GAS (NUELGAS)
OAKWOOD PETROLEUMS
OCEAN DRILLING AND EXPLOR
OCEANSISMICA S.P.A.
ODECO
OFFSHORE DRILLING CO.
OFFSHORE INTERNATIONAL
OFFSHORE NAVIGATION INC.
OFFSHORE SPAIN
OGS, S.A.
OIL & GAS CAPITAL, S.L
OIL & GAS SKILLS
OILFIELD CO. INC (OCI)
OILPHASE-DBR
OILTRACERS
ORION ASSOCIATES
OTIS
OXY
P.R. MARRIOT DRILLING LTD
PACIFIC
PACNORSE DRILLING U.K. LI
PALEOSERVICES INTENATIONA
PAN AMERICAN HISPANO OIL
PENROD DRILLING CO.
PERGEO ESPA$OLA
PESA
PETRA PETROLEUM ESPAÑA S.L.
PETRICHOR EUSKADI COÖPERATIEF UA SUCURSAL EN ESPAÑA
PETROFINA
PETROLEUM
PETROLEUM GEOLOGICAL CONS
PETROLEUM MEDITERRANEO
PETROLEUM OIL & GAS ESPAÑA, S.A.
PETROLIFERA IBERICA S.A.
PETTY-RAY
PGS (PETROLEUM GEO SERVIC
PGS Data Processing
PGS Geophysical
PHILLIPS OIL COMPANY
PHOTOGRAVITY CO.
PIVOT GEOPHYSICAL
PORTLAND GAS ESP, S.L.
PRAKLA
PRECISION EXPLORATION CO.
PRODILL ENGINEERING
PRODUCTION ENGINNERING &
PROGEMISA
PROHIDRO, S.A.
PROLESA
PROSPECTIUNI
PYDHESA
PYRENEES ENERGY SPAIN, S.A.
R. BREWER & COMPANY
R.A.P.
RACAL
RANGER OIL
RAY MARINE GEOPHYSICAL
READING & BATES
REGIE AUTONOME DES PETROL
REPSOL EXPLORACION S.A.
Repsol Geophysical Technology Houston
REPSOL INVESTIGACIONES PETROLÍFERAS S.A. (RIPSA)
Repsol YPF
RESGIS Consultancy
RICHFIELD SAHARA PETROLEU
ROBERTSON GROUP
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SAIPEM
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YCI ESPAÑA, L.C.
ZAPATA NORTH SEA INC
ATH
