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scopus(51)
Changes associated with field-scale demonstration in a steam-stimulated crude oil from the lagunillas oilfield (Lake Maracaibo, Venezuela)
ArticleAbstract: Cyclic steam injection with alkali is currently very commonly used to improve heavy-crude oil producPalabras claves:Biomarkers, carboxylic acids, cyclic steam injection with alkali, Lagunillas oilfield, viscous crudeAutores:Gonzalo Márquez, Hernández M., Manrique E., Manuel MartínezFuentes:scopusCharacterization of asphaltic oil occurrences from the southeastern margin of the Basque-Cantabrian Basin, Spain
ArticleAbstract: A geochemical investigation has been undertaken on biodegraded hydrocarbons in outcropping reservoirPalabras claves:Álava sector, Asphaltic oil occurrences, Ayoluengo oil field, Basque-Cantabrian Basin, BiodegradatioAutores:Gallego J.R., Gonzalo Márquez, Marín P., Permanyer A.Fuentes:scopusCharacterization of biomass burning from olive grove areas: A major source of organic aerosol in PM<inf>10</inf> of Southwest Europe
ArticleAbstract: The inorganic and organic geochemistry of aerosol particulate matter (APM) was studied in a major olPalabras claves:Air quality, Biomass tracers, Levoglucosan, Olive grove, PM 10Autores:Artiñano B., Coz E., de la Rosa J.D., Fernández-Camacho R., Gonzalo Márquez, Salvador P., Sánchez de la Campa A.M., Sánchez-Rodas D.Fuentes:scopusCharacterization of physicochemically abnormal coals in the matarere formation (Cerro Saroche National Park, Venezuela)
ArticleAbstract: Proximate and ultimate analyses, % Rm, vitrinite anisotropy, Rock-Eval Tmax, and biomarkers have beePalabras claves:Biomarkers, Cerro Saroche National Park, coal rank, organic petrography, vitrinite reflectanceAutores:Escobar M., Esteves I.H., Fortes-Garrido J.C., Gonzalo Márquez, Manuel Martínez, Moreno O., Ruggiero A.Fuentes:scopusCharacterization of tar-like material and producible oil in Misoa C2 and C3 reservoir sands of the Area 2 South (Ceuta Field, Venezuela)
ArticleAbstract: Here we characterized asphaltic oil occurrences in the Misoa C2 and C3 reservoirs within Area 2 SoutPalabras claves:Ceuta Field, Generation pulses, Misoa C2 and C3 reservoirs, Paleobiodegradation, Tar-like materialAutores:Duno L., Escobar M., Esquinas N., Gonzalo Márquez, Martín-Martín J.D., Permanyer A.Fuentes:scopusClassical biomarker and quantitative extended diamondoid analysis fingerprints for crude oils from deepwater developments in block 17, lower congo basin, angola
ArticleAbstract: The organic geochemistry of six oil samples from the offshore Block 17 (Lower Congo Basin, northwestPalabras claves:Block 17, Lower Congo Basin, Mixed oils, PM biodegradation scale, QEDA analysisAutores:Boente C., Gonzalo Márquez, Guzmán M.A., Marín P., Rodrigues C., Romero E.Fuentes:scopusComparative study of building materials in the Patio de las Doncellas in Seville's Reales Alcázares (Spain)
Conference ObjectAbstract: The study carried out in the Patio de las Doncellas in Seville's Reales Alcázares (Spain) has consisPalabras claves:Autores:Gonzalo Márquez, Lopez F.J.B., Martín-Del-Río J.J., Sánchez F.J.A.Fuentes:scopusComparative study of crude oils from the Machete area in the Eastern Venezuelan Basin by pyrolysis of asphaltenes
ArticleAbstract: This work is an analysis of crude oil samples from the two most recent producing wells in the MachetPalabras claves:Asphaltenes, Biomarkers, Chemical indicators, Eastern Venezuelan Basin, Extra-heavy oils, GC-MS techniques, Machete area, Orinoco Tar Belt, pyrolysis, SaturatesAutores:Galarraga F., Gonzalo Márquez, Martïnez A., Reátegui K.Fuentes:scopusComparison of polymer-based slag-mud slurries used for drilling jobs of steam stimulated wells in the Lagunillas oilfield (Venezuela)
ArticleAbstract: The mud-to-cement conversion or 'slag-mix' technology displays several advantages when compared to cPalabras claves:Lagunillas field, Mechanical behaviour, Polymer-based drilling mud, Slag-mud slurry, Steam injection, VENEZUELAAutores:Flores-Alés V., Gonzalo Márquez, Guzmán Villanueva M., Martín-Del-Río J.J., Rey O., Romero E.Fuentes:scopusCompositional variability in oils and formation waters from the Ayoluengo and Hontomín fields (Burgos, Spain). Implications for assessing biodegradation and reservoir compartmentalization
ArticleAbstract: The main scope of this work is the geochemical characterization of 12 crude oils and formation waterPalabras claves:Autores:Gallego J.R., Gonzalo Márquez, Permanyer A.Fuentes:scopus