Documentos de Escobar M. | REDI

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Mostrando 7 resultados de: 7

Filtros aplicados

Área de conocimiento: "Química ambiental"

Subtipo de publicación

Publisher

Estudios Geologicos(1)

Journal of Petroleum Geology(1)

Journal of South American Earth Sciences(1)

Área temáticas

Geología económica(4)

Geología, hidrología, meteorología(2)

Paleontología(2)

Aceites, grasas, ceras y gases industriales(1)

Área de conocimiento

Biogeografía(1)

Fertilidad del suelo(1)

Año de Publicación

Origen

Palabras Claves

geochemistry(3)

Trace elements(2)

Cu (II), Cd (II) and Zn (II) adsorption by the Cuare Mangrove Peat, Falcon State, in different degrees of artificial maturation

Abstract: The high adsorption capacity of peat for heavy metals constitutes a complex phenomenon of economic a

Palabras claves:

Adsorption, Artificial maturation, Heavy Metals, Peat

Escobar M., Manuel Martínez, Martinez V., Reátegui K.

Geochemical composition of beach tar from the se coast of the paria peninsula, ne venezuela: Derivation from natural seepages

Abstract: Tar residues ("tarballs") occur frequently on the SE coast of the Paria Peninsula, NE Venezuela. Thi

Palabras claves:

Gulf of Paria, Los Bajos fault, Marine seepages, Naparima Hill Formation, organic geochemistry, Seepage oils, Tarballs, Trinidad, VENEZUELA

Carlos Sierra, De Freitas K.A., Érica Lorenzo, Escobar M., Fernàndez R., Galarraga F., Gallego J.R., Gonzalo Márquez

Effect of coal weathering on some geochemical parameters

Abstract: The effect of coal weathering on some geochemical parameters was studied. Seven pairs of fresh and a

Palabras claves:

Bitumen, Coal, floatability, geochemistry, humic substances, VENEZUELA, Weathering

Escobar M., Manuel Martínez

Origin and biodegradation of crude oils from the northernmost fields in the bolivar coastal complex (Zulia State, Venezuela)

Abstract: The organic geochemical features of 30 sampled oils from the northern Bolivar Coastal Complex (Lake

Palabras claves:

Biodegradation scales, Bolivar Coastal Complex, Mixed oils, QEDA analysis, Source facies

Boente C., Escobar M., Gonzalo Márquez, Guerrero B., Marín P., Permanyer A., Romero E., Sánchez A.B.

Trace elements of Paleocene Táchira coals, Southwestern Venezuela: A geochemical study

Abstract: The concentration and distribution of 35 elements in 78 coal samples from the Táchira State coal fie

Palabras claves:

Coal, factor analysis, geochemistry, Trace elements, VENEZUELA

Carmen Milena López, Escobar M., Esteves I.H., Galarraga F., González R., Manuel Martínez

Use of biomarkers, porphyrins, and trace elements to assess the origin, maturity, biodegradation, and migration of Alturitas oils in Venezuela

Abstract: This work is an analysis of crude oil samples from thirty wells in the Alturitas Field (Lake Maracai

Palabras claves:

Alturitas oilfield, Biomarkers, Porphyrins, Secondary oil migration model, Trace elements

Azuaje V., Da Silva A., Escobar M., Gonzalo Márquez, Tocco R.

The effects of sulfur on the weathering extent of carbon. A companson of two mines in Hato de la Virgin, State of Tachira, Venezuela

Abstract: Ten bituminous coal samples, showing several weathering levels, were collected at different depths i

Palabras claves:

Coal, geochemistry, OXIDATION, Sulfur, VENEZUELA, Weathering

Escobar M., Esteves I.H., Galarraga F., González R., Manuel Martínez