Results 11 to 20 of about 4,333,866 (196)

Prediction of Chemical Corrosion Rate and Remaining Life of Buried Oil and Gas Pipelines in Changqing Gas Field

open access: yesJournal of Chemistry, 2023
Green synthesis and metal oxide composites have attracted much attention from researchers of industry and academia. As a typical application of green synthesis and metal oxide composites, the continuous change of industrial technology and the continuous ...
Xianbing Li   +5 more
doaj   +1 more source

Sedimentary Facies Evaluation of Tight Oil Reservoirs of Yanchang Formation in the Ordos Basin

open access: yesJournal of Chemistry, 2023
Tight sandstone gas has become one of the important unconventional resources. It is of great significance to study the pore throat structure of tight sandstone for the development of tight sandstone gas reservoirs.
Yu Peng   +6 more
doaj   +1 more source

Bioreactor for Blood Product Production [PDF]

open access: yesCell Transplantation, 2012
The feasibility of ex vivo blood production is limited by both biological and engineering challenges. From an engineering perspective, these challenges include the significant volumes required to generate even a single unit of a blood product, as well as the correspondingly high protein consumption required for such large volume ...
Doran, Michael   +5 more
openaire   +6 more sources

Borehole enlargement rate as a measure of borehole instability in hydrate reservoir and its relationship with drilling mud density

open access: yesJournal of Petroleum Exploration and Production Technology, 2021
Borehole collapse will pose a threat to the safety of equipment and personnel during drilling operation. In this paper, a finite element multi-field coupling model for investigating borehole collapse in hydrate reservoir was developed.
Qingchao Li   +5 more
doaj   +1 more source

Analysis of microscopic pore structure and seepage mechanism of the Fuyang Oil Reservoir in Chaoyanggou Terrace

open access: yes地质科技通报, 2023
Based on the core samples of the typical channel sandstone from Fuyu and Yangdachengzi Reservoir, CT scanning physical experiments and digital core reconstruction technology were used to characterize the microscopic pore structure and analyze the seepage
Jun Zhao   +12 more
doaj   +1 more source

The development of a new type of winder [PDF]

open access: yesE3S Web of Conferences, 2021
it is an important work for testing workers to recycle waste wire used in Oilfield testing. This paper introduces a new type of wire spinner developed by TRIZ Method.
Lu Xie, Yangyang Liu
doaj   +1 more source

The Mathematical Model of Integrated Coupling of Gas Reservoir-Wellbore-Choke in Sulige Gas Field, China

open access: yesGeofluids, 2022
The tight sandstone gas has huge objective reserves in China and great potential for development. The Sulige gas field is the largest tight sandstone gas field in China.
Zizi Han   +5 more
doaj   +1 more source

Effectiveness of Oil Filling in Tight Sandstone Reservoirs of Yancheng Formation in Ordos Basin

open access: yesJournal of Chemistry, 2022
The Ordos basin is one of the important oil-bearing basins in China, with abundant tight sandstone oil resources, wide distribution, and large thickness. It is the most realistic field of unconventional oil and gas exploration in China, and it is also an
Yu Han   +5 more
doaj   +1 more source

Study on reasonable nozzle size after volumetric fracturing of glutenite reservoir [PDF]

open access: yesE3S Web of Conferences, 2020
What kind of drainage system should be adopted after the volumetric fracturing of the glutenite reservoir in the Mahu 1 well area, lack of systematic research. The reasonable choice of the size of the nozzle is the key to determining the flow back of the
Le Shi   +6 more
doaj   +1 more source

A new method of evaluating well-controlled reserves of tight gas sandstone reservoirs

open access: yesJournal of Petroleum Exploration and Production Technology, 2022
Based on static geology and dynamic production of typical wells in Yan'an gas field, a convenient method of the wells controlled reserves was established combining with material balance method (MB).
Xiangdong Guo   +5 more
doaj   +1 more source

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