Results 1 to 10 of about 66,928 (187)

Analysis of logging parameter model of Jurassic complex reservoir in Xinjiang Shenquan Oilfield [PDF]

open access: yesE3S Web of Conferences, 2021
The study discusses the characteristics of Jurassic reservoir in Shenquan Oilfield in Xinjiang. The reservoir of Qiketai Sanjianfang formation mainly develops delta front facies and shore shallow lake facies sand bodies.The lithological characteristics ...
Li Yanjie   +10 more
doaj   +1 more source

Adsorption Behaviour and Thermodynamic Study of Triazine as A Corrosion Inhibitor for Mild Steel in Oilfield Produced Water [PDF]

open access: yesE3S Web of Conferences, 2022
In recent years, the corrosion problem of equipment and pipeline caused by oilfield produced water is becoming increasingly serious. In this work, corrosion inhibitor of triazine, synthesized from formaldehyde and ethanolamine, was evaluated using weight-
Wang Qianlong   +6 more
doaj   +1 more source

Porosity Evolution In Lacustrine Organic-Matter-Rich Shales With High Claly Minerals Content

open access: yesFrontiers in Earth Science, 2021
Pore structure is a major factor affecting the storage space and oil-bearing properties of shales. Mineralogy, organic matter content, and thermal evolution complicate the pore structures of lacustrine shales.
Xiaohua Jiang   +21 more
doaj   +1 more source

Types, characteristics and geological significance of event deposits of Chang 9 Member of Triassic Yanchang Formation in southwestern Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2023
Through core observation, thin section identification, and logging and testing data analysis, the types and characteristics of event deposits in the ninth member of Yanchang Formation of Triassic (Chang 9 Member) in southwestern Ordos Basin, China, are ...
Ziye WANG   +6 more
doaj   +1 more source

Analytical Model of Wellbore Stability Analysis of Inclined Well Based on the Advantageous Synergy among the Five Strength Criteria

open access: yesGeofluids, 2023
The proper drilling mud density is vital for wellbore stability maintenance, which relies on both stress distribution on the borehole wall and rock strength.
Yufan Shi   +5 more
doaj   +1 more source

Effect of Reservoir Heterogeneity on CO2 Flooding in Tight Oil Reservoirs

open access: yesEnergies, 2022
Carbon dioxide (CO2)-enhanced oil recovery (EOR) has great potential and opportunity for further development, and it is one of the vital carbon capture, utilization, and storage (CCUS) technologies. However, strong heterogeneity is one of the several challenges in developing reservoirs, especially for China’s continental tight oil reserves.
Jiashun Luo   +5 more
openaire   +3 more sources

Migration and accumulation mechanisms and main controlling factors of tight oil enrichment in a continental lake basin

open access: yesPetroleum Exploration and Development, 2023
Based on the typical dissection of various onshore tight oil fields in China, the tight oil migration and accumulation mechanism and enrichment-controlling factors in continental lake basins are analyzed through nuclear magnetic resonance (NMR ...
Suyun HU   +14 more
doaj   +1 more source

Preparation of organic polymer flocculant and its application in drilling fluid [PDF]

open access: yesE3S Web of Conferences, 2021
A flocculant (DES0-0) was synthesized by epichlorohydrin and diethylamine, followed by adding crosslinking agent such as ethylenediamine, diethylenetriamine and triethylenetriamine to obtain the crosslinked polymer DES0-1, DES0-2, DES0-3.
Shi Ya   +7 more
doaj   +1 more source

Measurement of the coordination effect of polyphenols used in oil field by colorimetric method [PDF]

open access: yesE3S Web of Conferences, 2021
Polyphenols are widely used in drilling fluid, cement slurry and water treatment in oil fields. The paper is based on the characteristics of the abundant phenolic hydroxyl groups in plant polyphenol compounds that can form stable complexes with iron ions,
Tian Wen   +6 more
doaj   +1 more source

Limits and grading evaluation criteria of tight oil reservoirs in typical continental basins of China

open access: yesPetroleum Exploration and Development, 2021
Based on the microscopic pore-throat characterization of typical continental tight reservoirs in China, such as sandstone of Cretaceous Qingshankou and Quantou formations in Songliao Basin, NE China sandy conglomerate of Baikouquan Formation in Mahu area
Nengwu ZHOU   +11 more
doaj   +1 more source

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