Results 41 to 50 of about 1,580,125 (292)

Mangarara Formation: exhumed remnants of a middle Miocene, temperate carbonate, submarine channel-fan system on the eastern margin of Taranaki Basin, New Zealand [PDF]

open access: yes, 2009
The middle Miocene Mangarara Formation is a thin (1–60 m), laterally discontinuous unit of moderately to highly calcareous (40–90%) facies of sandy to pure limestone, bioclastic sandstone, and conglomerate that crops out in a few valleys in North ...
Peter J.J. Kamp   +7 more
core   +1 more source

Characteristics, origin and distribution of dolomite reservoirs in Lower-Middle Cambrian, Tarim Basin, NW China

open access: yesPetroleum Exploration and Development, 2016
Based on cores, thin sections and drilling data of 18 wells and two outcrop profiles of the Lower-Middle Cambrian in the Tarim Basin, geochemical analysis of multi-parameters in micro-area (the micro-carbonate fabric which is formed under the same ...
Anjiang SHEN   +4 more
doaj   +1 more source

Radiocarbon reservoir effects in human bone collagen from northern Iceland [PDF]

open access: yes, 2012
Human bone collagen from a series of Icelandic human pagan graves was radiocarbon (14C) dated to aid understanding of early settlement (landnám) chronologies in northern Iceland. These individuals potentially consumed marine protein.
Dugmore, A.J.   +8 more
core   +1 more source

Contrasting carbonate depositional systems for Pliocene cool-water limestones cropping out in central Hawke's Bay, New Zealand [PDF]

open access: yes, 2004
Pliocene limestone formations in central Hawke's Bay (eastern North Island, New Zealand) accumulated on and near the margins of a narrow forearc basin seaway within the convergent Australia/Pacific plate boundary zone.
Nelson, Campbell S.   +5 more
core   +1 more source

Reservoir characteristics and forming conditions for the Middle Triassic Leikoupo Formation in the western Sichuan Basin, China

open access: yesJournal of Natural Gas Geoscience, 2019
In the past few years, petroleum exploration in the Leikoupo Formation in the western Sichuan Basin of China has obtained fruitful achievements, but composite research on the carbonate rock reservoir and its control factors are lagging behind, which ...
Han Tian   +4 more
doaj   +1 more source

Re-evaluation of CO2 storage capacity of depleted fractured-vuggy carbonate reservoir

open access: yesThe Innovation Energy
Confronting the dual crises of energy supply-demand imbalances and climate change, carbon neutrality emerges as a vital strategy for China in mitigating resource and environmental constraints, while fostering technological advancement and sustainable ...
Ji-Zhou Tang   +6 more
semanticscholar   +1 more source

An experimental investigation into enhancing oil recovery using smart water combined with anionic and cationic surfactants in carbonate reservoir

open access: yes, 2020
Among all EOR methods, chemical flooding using wettability alteration materials may be a promising choice to enhance oil recovery. The present study involves a combination of smart water and anionic and cationic surfactant injection as a new approach of ...
Shahla Kaabi Mofrad   +1 more
semanticscholar   +1 more source

Effect of geological heterogeneities on reservoir storage capacity and migration of CO2 plume in a deep saline fractured carbonate aquifer

open access: yesInternational Journal of Greenhouse Gas Control, 2021
In a reservoir characterization study of the Hontomin deep saline aquifer, the impact of geological heterogeneities on reservoir storage capacity and the migration of the CO2 plume is explored.
M. A. Sohal   +4 more
semanticscholar   +1 more source

Restoration of paleokarst geomorphology of Sinian Dengying Formation in Sichuan Basin and its significance, SW China

open access: yesPetroleum Exploration and Development, 2015
Based on newly drilled well data in the Gaoshiti area in the central Sichuan Basin, profile data of more than 150 field outcrops of the regional geological survey, and stratigraphic division and correlation of more than 30 wells in the Sichuan Basin and ...
Hong LIU   +7 more
doaj   +1 more source

Genesis and characteristics of the dolomite reservoirs in Middle Devonian Guanwushan Formation, Northwest Sichuan Basin, SW China

open access: yesPetroleum, 2020
A great breakthrough has been made on oil-gas exploration of the Middle Devonian Guanwushan Formation in Northwest Sichuan Basin. The further exploration shows that the dolomite reservoir is complicated with insufficient investigation.
Ya Zhang   +6 more
doaj   +1 more source

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