Results 1 to 10 of about 185,736,576 (303)

Logging response characteristics and formation process of flushed zone in the Orinoco heavy oil belt, Venezuela

open access: yesPetroleum Exploration and Development, 2020
: The origins and logging responses of flushed zones in some blocks of Orinoco heavy oil belt, Venezuela are still unclear. To solve this issue, we examined the conventional logging, nuclear magnetic resonance logging, fluid viscosity, core analysis and ...
Heping CHEN   +7 more
doaj   +2 more sources

Developing features of the near-bottomhole zones in productive formations at fields with high gas saturation of formation oil

open access: yesЗаписки Горного института, 2021
The article studies the formation features of the bottomhole zones in productive formations during operation of production wells in the north of the Perm Territory. Their distinctive feature is the high gas saturation of formation oil.
Vladislav I. Galkin   +3 more
doaj   +2 more sources

Transformation features of the main physicochemical and physical parameters of oil-contaminated alluvial soils in humid soil formation environment (Western Siberia)

open access: yes, 2021
This paper considers the results of the study of morphological and physicochemical parameters of floodplain ecosystem alluvial soils of Western Siberia, and reveals the features and their typical changes in different soil-contamination zones (the impact ...
M. Nosova, V. P. Seredina, Y. Fedorchuk
semanticscholar   +1 more source

Analysis on the Main Controlling Factors of Oil Accumulation in Putaohua Reservoir of long12 Block in Daqing Longhupao Oilfield

open access: yesGeofluids, 2022
Long12 block of Longhupao oilfield is located in the western slope area of Qijia-Gulong Sag, which lay in the central depression of Songliao basin. Recent exploration and development shows that Putaohua oil layer has great potential storage. However, the
Tian-Ye Li   +6 more
semanticscholar   +1 more source

Influence of geothermal field on ultra-deep Ordovician oil and gas in Shunbei field, Tarim Basin: a case study of Shunbei No. 5 strike-slip fault

open access: yesShiyou shiyan dizhi, 2022
The types and properties of the ultra-deep Ordovician oil and gas resources in the strike-slip fault zone of the Shunbei oil and gas field in the Tarim Basin show regular changes.
Xian WU   +3 more
doaj   +1 more source

Distribution and causes of present-day overpressure of Shahejie Formation in Linnan Subsag, Huimin Sag, Bohai Bay Basin

open access: yesShiyou shiyan dizhi, 2020
The Linnan Subsag is a main hydrocarbon generating area in the Huimin Sag of the Jiyang Depression, Bohai Bay Basin. Oilfields mainly are in the subsag or on the southern and northern faults. Overpressure is found in the Shahejie Formation.
Zhiying HUO   +5 more
doaj   +1 more source

Strike-slip structures and hydrocarbon accumulation in complex fault blocks in Subei Basin

open access: yesShiyou shiyan dizhi, 2023
The research on basin formation and hydrocarbon generation and accumulation in the Subei Basin was carried out based on structural geometry and kinematic analyses.
Xuming QIU   +3 more
doaj   +1 more source

Innovations in Oil Processing: Chemical Transformation of Oil Components through Ultrasound Assistance

open access: yesFluids, 2023
The present review paper discusses the different aspects related to the chemical transformation of oil components through ultrasound assistance. Ultrasound intensifies heat and mass transfer processes in oil production and treatment, which is used to ...
A. Dengaev   +6 more
semanticscholar   +1 more source

Reservoir Formation Model and Main Controlling Factors of the Carboniferous Volcanic Reservoir in the Hong-Che Fault Zone, Junggar Basin

open access: yesEnergies, 2020
The Hong-Che Fault Zone is one of the important oil and gas enrichment zones in the Junggar Basin, especially in the Carboniferous. In recent five years, it has been proven that the Carboniferous volcanic rock has 140 million tons of oil reserves, and ...
Da-Peng Zhu, Xue-Wei Liu, Shao-Bin Guo
semanticscholar   +1 more source

The Using of Unconventional Method depending on Well Power in the Mishrif Formation to Release Differential Stuck Pipe, Nahr Umr Oil Field, Southern Iraq

open access: yesIraqi Geological Journal, 2023
One of the main drilling problems is differential stuck pipe that lead to excessive non-productive time. The drill string usually stuck in the filter cake in permeable formations because it becomes immobile as a result of the drill string movement to ...
K. Alhisnawy, A. Alhaleem
semanticscholar   +1 more source

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