Results 21 to 30 of about 27,720 (239)

Determining reservoir intervals in the Bowland Shale using petrophysics and rock physics models

open access: yesGeophysical Journal International, 2021
An evaluation of prospective shale gas reservoir intervals in the Bowland Shale is presented using a wireline log data set from the UK's first shale gas exploration well. Accurate identification of such intervals is crucial in determining ideal landing
I. Anderson   +3 more
semanticscholar   +1 more source

Evaluation of laminated shaly sand sequences in Ahwaz oil field using (via) high-resolution square logs

open access: yesJournal of Petroleum Exploration and Production Technology, 2019
Thinly bedded and laminated shale-sand sequences are very common in most of the producing formations in Iran. Historically, traditionally well logging methods such as conventional resistivity measurement is employed to evaluate pay intervals in order to ...
Saeed Parvizi Ghaleh, Ali Kordavani
doaj   +1 more source

Sedimentary heterogeneity and petrophysical characterization of Barremian tsunami and barrier island/inlet deposits: The Aliaga outcrop as a reservoir analogue (Galve sub-basin, eastern Spain) [PDF]

open access: yes, 2016
The present study examined two sandstone deposits in the Aliaga outcrop as a reservoir analogue over a distance of 200-m-long and attempted to establish a correlation between sand facies and the petrophysical properties of the sandstones in order to ...
Meléndez, Nieves   +2 more
core   +1 more source

Changes in hydrodynamic, structural and geochemical properties in carbonate rock samples due to reactive transport [PDF]

open access: yes, 2017
Reactive transport plays an important role in the development of a wide range of both anthropic and natural processes affecting geological media. To predict the consequences of reactive transport processes on structural and hydrodynamic properties of a ...
Carrera Ramírez, Jesús   +2 more
core   +2 more sources

Recreating mineralogical petrographic heterogeneity within microfluidic chips : assembly, examples, and applications [PDF]

open access: yes, 2016
This material includes work supported by Royal Society Research Grant RG140009. BA was supported by a Society of Petrophysics and Well Log Analysts (SPWLA) grant and an Aberdeen Formation Evaluation Society (AFES) bursary.
Akamairo, Blessing   +3 more
core   +1 more source

Zones of decompaction of the Earth crust of the central part of the Ukrainian Shield (according to materials of petrophysical and seismigravitational modeling)

open access: yesГеофизический журнал, 2016
P-velocity and density of rocks depend considerably on temperature and pressure whose influence must be taken into consideration in calculating these parameters at different depths.
V.A. Korchin   +2 more
doaj   +1 more source

Determination of a potentially optimal zone to perform hydraulic fracturing work, Upper Magdalena Valley basin, Colombia

open access: yesBoletín Geológico, 2022
The present study was carried out for an oil field located in the upper Magdalena Valley basin, Colombia, in which successful hydraulic fracturing was carried out in a well, which we denote fractured. The main objective is to replicate this technique in
Carlos Fabián Sánchez   +2 more
doaj   +1 more source

Role of Internal Motions and Molecular Geometry on the NMR Relaxation of Hydrocarbons

open access: yes, 2018
The role of internal motions and molecular geometry on $^1$H NMR relaxation times $T_{1,2}$ in hydrocarbons is investigated using MD (molecular dynamics) simulations of the autocorrelation functions for in{\it tra}molecular $G_R(t)$ and in{\it ter ...
Asthagiri, Dilip   +5 more
core   +1 more source

Tahiti sea level : the last deglacial sea level rise in the South Pacific [PDF]

open access: yes, 2005
Integrated Ocean Drilling Program (IODP) Expedition 310 to the reef terraces around Tahiti, French Polynesia, was the second expedition to utilize a mission-specific platform (MSP) and was conducted by the European Consortium for Ocean Research Drilling (
Camoin, Gilbert F.   +2 more
core   +1 more source

Petrophysical characteristics of the sandstones used in the construction of the Monumental Heritage of Ciudad Rodrigo, Salamanca. Spain

open access: yesMateriales de Construccion, 2003
Knowledge of the petrophysical characteristics of stones used in construction is evidently advantageous in the sense that it can help avoid wasting time and future disappointments when attempting to assess the results both in restoration work and in ...
M. J. Varas, E. Molina, M. A. Vicente
doaj   +1 more source

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