Results 11 to 20 of about 1,454,899 (314)

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

Responsibilities of petroleum prospectors: Discussions on dual logic and development trend of hydrocarbon exploration

open access: yesPetroleum Exploration and Development, 2021
Some unusual events happened in petroleum industry in 2020, such as the negative WTI oil price, price soaring of melt-blown nonwoven fabric, Exxon Mobil Corp.(NYSE:XOM) removed from Dow Jones Industrial Average, and the oil demand peak theory proposed by
Longde SUN   +3 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

High-Efficiency Catalytic Oxidation Technology for Tight-Gas Flash Gas Based on High-Activity Catalysts and an Integrated Reactor [PDF]

open access: yesE3S Web of Conferences
The exhaust gas emitted from atmospheric flash tanks in tight gas fields contains large quantities of volatile organic compounds (VOCs) and methane, causing atmospheric pollution.
Luyue Yang   +4 more
doaj   +1 more source

Microscopic distribution of fluid in Sulige tight sandstone gas reservoir and its influencing factors

open access: yes矿业科学学报, 2023
The Lower Shihezi Formation in the eastern part of Sulige gas field has high water content, where the exploitation of tight sandstone gas reservoir is considerably affected by the characteristics of fluid occurrence. Specifically, this study analyzed the
Zhang Hanpeng   +5 more
doaj   +1 more source

Effect of a rapeseed oil derived pour point depressant on the flow properties of the waxy oil from Changqing Oilfield [PDF]

open access: yesE3S Web of Conferences, 2021
In this paper, rapeseed oil was modified with diethylenetriamine to obtain a vegetable oil-derived pour point depressant (PPD), which was used to reduce the pour point and improve the flowability of the crude oil (from Changqing Oilfield), which has a ...
Wang Yongzhen   +8 more
doaj   +1 more source

Determination of dynamic reserves of fractured horizontal wells in tight oil reservoirs by multi-region material balance method

open access: yesPetroleum Exploration and Development, 2016
To overcome the deficiencies of the material balance method, according to strong heterogeneity of tight oil reservoirs, the flow region of fractured horizontal well is divided into high permeable zone and low permeable zone, which are equivalent to ...
Yi WEI   +4 more
doaj   +1 more source

Preparation of oligosaccharide CQ01 and its lubricity in drilling fluid [PDF]

open access: yesE3S Web of Conferences, 2022
Based on its good water solubility, temperature resistance and environmental protection, oligosaccharides are widely used in food and beverage, baking and medical care.
Wang Qingchen   +4 more
doaj   +1 more source

Crude oil mobility and its controlling factors in tight sand reservoirs in northern Songliao Basin, East China

open access: yesPetroleum Exploration and Development, 2019
Taking tight oil in Gaotaizi and Fuyu oil layers of the Upper Cretaceous Qingshankou Formation in northern Songliao Basin as an example, based on analyses of nuclear magnetic resonance and high pressure mercury injection, experiment methods of ...
Jun FENG   +11 more
doaj   +1 more source

Effect of nano pour point depressant on the flow properties of the waxy crude oil from Changqing Oilfield [PDF]

open access: yesE3S Web of Conferences, 2021
In this paper, graphene oxide (GO) was modified with alkyl amidopropyl diethanolamine to obtain a nano pour point depressant (GO-PPD), which was used to improve the flowability of the waxy oil extracted from Changqing Oilfield, China.
Wen Huatao   +7 more
doaj   +1 more source

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