Mostrando 7 resultados de: 7
Filtros aplicados
Subtipo de publicación
Article(7)
Publisher
Journal of Petroleum Geology(3)
Estudios Geologicos(1)
Journal of South American Earth Sciences(1)
Organic Geochemistry(1)
Revista Tecnica de la Facultad de Ingenieria Universidad del Zulia(1)
Área temáticas
Geología económica(5)
Geología, hidrología, meteorología(2)
Ciencias de la Tierra de otras zonas(1)
Ciencias de la tierra(1)
Física aplicada(1)
Área de conocimiento
Geoquímica(5)
Química ambiental(4)
Ciencia de materiales(1)
Nanocompuesto(1)
Petróleo(1)
Origen
scopus(7)
Geochemical composition of beach tar from the se coast of the paria peninsula, ne venezuela: Derivation from natural seepages
ArticleAbstract: Tar residues ("tarballs") occur frequently on the SE coast of the Paria Peninsula, NE Venezuela. ThiPalabras claves:Gulf of Paria, Los Bajos fault, Marine seepages, Naparima Hill Formation, organic geochemistry, Seepage oils, Tarballs, Trinidad, VENEZUELAAutores:Carlos Sierra, De Freitas K.A., Érica Lorenzo, Escobar M., Fernàndez R., Galarraga F., Gallego J.R., Gonzalo MárquezFuentes:scopusEffect of coal weathering on some geochemical parameters
ArticleAbstract: The effect of coal weathering on some geochemical parameters was studied. Seven pairs of fresh and aPalabras claves:Bitumen, Coal, floatability, geochemistry, humic substances, VENEZUELA, WeatheringAutores:Escobar M., Manuel MartínezFuentes:scopusOxidation of natural graphite in the laboratory and comparison with the synthetic graphite oxide, by means of thermal and spectroscopic techniques
ArticleAbstract: With the aim of establishing the probable natural formation of graphite oxide (GO) during the weathePalabras claves:Cristalinity, graphite, Graphite oxide, VENEZUELA, WeatheringAutores:Barrios C., Escobar M., Manuel Martínez, Marrero S., Meléndez W., Pisapia D., Reátegui K.Fuentes:scopusMain factors controlling the compositional variability of seepage oils from trujillo state, western venezuela
ArticleAbstract: The organic geochemistry of eighteen samples of seepage oils from Trujillo State, Western Venezuela,Palabras claves:biodegradation, Hydrocarbon flow rate, Oil seeps, Trujillo State, VENEZUELA, Water washingAutores:Escobar M., Galarraga F., Gonzalo Márquez, Manuel Martínez, Tocco R., Urbani F.Fuentes:scopusTrace elements of Paleocene Táchira coals, Southwestern Venezuela: A geochemical study
ArticleAbstract: The concentration and distribution of 35 elements in 78 coal samples from the Táchira State coal fiePalabras claves:Coal, factor analysis, geochemistry, Trace elements, VENEZUELAAutores:Carmen Milena López, Escobar M., Esteves I.H., Galarraga F., González R., Manuel MartínezFuentes:scopusTHE LA LUNA/RÍO NEGRO(.) PETROLEUM SYSTEM AT THE URDANETA WEST FIELD, LAKE MARACAIBO BASIN, NW VENEZUELA: 1D BASIN MODELLING AND SECONDARY OIL MIGRATION
ArticleAbstract: This paper investigates the timing of hydrocarbon generation in the northern part of the Urdaneta WePalabras claves:1D basin model, La Luna Formation, Lake Maracaibo Basin, MIGRATION, petroleum geochemistry, reservoir-filling history, Source rock, Urdaneta West field, VENEZUELAAutores:Boente C., Díaz J.G., Escobar M., Gonzalo Márquez, Tocco R.Fuentes:scopusThe effects of sulfur on the weathering extent of carbon. A companson of two mines in Hato de la Virgin, State of Tachira, Venezuela
ArticleAbstract: Ten bituminous coal samples, showing several weathering levels, were collected at different depths iPalabras claves:Coal, geochemistry, OXIDATION, Sulfur, VENEZUELA, WeatheringAutores:Escobar M., Esteves I.H., Galarraga F., González R., Manuel MartínezFuentes:scopus