Temperature-depth control of petroleum occurrence in the sedimentary section of the South Caspian basin by A.A. Feyzullayev, Ian Lerche

“…Keywords: Oil, Condensate, Gas, Well productivity, Temperature zonality, SCB…”
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Research on Slug Flow Elimination Method Based on Kinetic Energy Conversion by Ruiquan Liao, Donghui Zhou, Zhihui Wang, Weixia Yang, Xingkai Zhang

“…It will affect the normal operation of oil well surface pipelines and connected equipment, especially gas well multiphase flowmeters. The extant slug flow traps are complex in structure and limited in application sites. …”
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Shale Gas Production: Potential versus Actual GHG Emissions by O'Sullivan, Francis, Paltsev, Sergey

“…Here we assess the level of GHG emissions from shale gas well hydraulic fracturing operations in the United States during 2010. …”
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Application of zipper-fracturing of horizontal cluster wells in the Changning shale gas pilot zone, Sichuan Basin by Bin Qian, Juncheng Zhang, Juhui Zhu, Zeben Fang, Shuangfeng Kou, Rui Chen

“…This paper presents the deployment of Changning Well Pad A, the first cluster horizontal shale gas well group, and proposes the optimal design for the factory operation mode of this Pad according to the requirements of wellpad fracturing stimulation technologies and the mountainous landform in the Sichuan Basin. …”
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Air pollution risk associated with unconventional shale gas development by Nur H. Orak, Natalie J. Pekney

“…This study explores the effect of different phases of unconventional shale gas well-pad development on ambient air quality and the relationship between ambient concentrations of air pollutants and operator activity. …”
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Simulation of reservoir dynamic damage and influencing factors of horizontal wells in heterogeneous carbonate reservoirs by Shijing Xu, Guoqing Wang, Bin Gao, Jiaxin Tian

“…Clarifying the extent of reservoir damage and its impact in horizontal well sections can help select appropriate acidification methods, improve acid distribution processes, and ultimately improve the effectiveness of mitigating reservoir damage and increasing oil and gas well productivity.…”
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Optimizing productivity in oil rims: simulation studies on horizontal well placement under simultaneous oil and gas production by Oluwasanmi Olabode, Sunday Isehunwa, Oyinkepreye Orodu, Daniel Ake

“…To optimize hydrocarbon production, 2 horizontal wells are initiated, each to concurrently produce oil and gas. Well placements of (0.5 ft., 0.25 ft. and 0.75 ft.) are made with respect to the pay thickness and then to the fluid contacts. …”
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Investigation on Flowback Behavior of Imbibition Fracturing Fluid in Gas–Shale Multiscale Pore Structure by Jiajia Bai, Guoqing Wang, Qingjie Zhu, Lei Tao, Wenyang Shi

“…The research results have important guiding significance for shale gas well flowback.…”
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Research on Rock Minerals and IP Response Characteristics of Shale Gas Reservoir in Sichuan Basin by Kui Xiang, Liangjun Yan, Gang Yu, Xinghao Wang, Yuanyuan Luo

“…The study is based on shale samples from the Longmaxi Formation to the Wufeng Formation of a shale gas well in southern Sichuan, China, and the mineral composition and complex resistivity of shale are measured. …”
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Experimental evaluation of corrosion inhibitors for completion fluids in the petroleum production systems by Albertus Retnanto, Rommel Yrac, Afsha Shaikh, Rand Alagha, Fay Alsulaiti, Tariq Chagouri

“…This corrosion process limits the life of the drill tools or the oil and gas well and causes formation damage. This research studied corrosion and corrosion inhibition treatments for five completion fluids, namely potassium chloride, sodium chloride, sodium bromide, calcium chloride, and calcium bromide. …”
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Gas and Water Seepage of Tight Gas and Its Application in Well Production Analysis by Rui Zhang, Yang Gao, Yanbin Zhang, Peng Zhang, Xiaoli Pan, Wenjing Yang, Ligang Lv, Xingguan Chen

“…This method has been proved effective in the prediction of gas wells.…”
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Environmental and Technological Problems for Natural Gas Production in Permafrost Regions by Vladimir Yakushev

“…To prevent possible accidents, different technical and technological solutions are applied: zoning of the field area according to the degree of complexity of geocryological conditions and the correction of future gas well cluster locations to avoid zones with extremely complex conditions; preliminary degassing of permafrost zones by shallow slim wells in places of future production well clusters; mechanical support of unstable production wells; installation of passive and active heat-isolation systems to the well construction and inside ground around wellheads. …”
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Shale gas production: potential versus actual greenhouse gas emissions by Francis O’Sullivan, Sergey Paltsev

“…Here we assess the level of GHG emissions from shale gas well hydraulic fracturing operations in the United States during 2010. …”
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Engagement and Contact Analysis of Coiled Tubing Injector Head Chain Drive by Hu Zheng, Ma Weiguo, Qu Baolong, Liu Xuehang

“…The coiled tubing injector head is the core component of the coiled tubing oil and gas well operation equipment, which directly determines the coiled tubing operation capability, and its chain drive system pulls the coiled tubing in or out the wellbore. …”
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Preparation of SiO2 coated carbon fibers and its interfacial properties with cement paste matrix by Yanan Geng, Qiang Ren, Zengmin Yang, Dan He, Zhiqiang Wu, Jingxuan Cai, Chunmei Zhang, Xiaowei Cheng

“…As a porous brittle material, oil well cement in oil and gas well cementing is difficult to bear complex loads, which can easily lead to the failure of the mechanical integrity of cement sheath. …”
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Synthesis, Performance, Mechanism: A Hyperbranched Phase Reverse Nano-Demulsifier for Condensate Emulsion by Lei Liang, Chao Su, Yujia Xiong, Lei Wei, Congyue Gu, Haifeng Ye, Qinghua Xiao, Xingyu Luo

“…It has a positive impact on cost reduction and efficiency in gas well production. The mechanism of action of the demulsifier was also studied, and the results show that the demulsifier is a phase reverse demulsifier.…”
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Novel zinc oxide nanoparticles deposited acrylamide composite used for enhancing the performance of water-based drilling fluids at elevated temperature conditions by Aftab, A., Ismail, A. R., Khokhar, S., Ibupoto, Z. H.

“…These findings will contribute to enhance the oil and gas well drilling operations.…”

A new quantitative evaluation method for development area selection of tight gas and CBM commingled production by Yuhu Bai

“…Second, the quantitative evaluation results on the development areas of commingled production of tight gas and CBM in KNW Block based on 12 selected key parameters show that the southern KNW Block and the Well block KNW-37 in the north of KNW Block are the favorable areas for single production of tight gas, Well blocks KNW-10, KNW-33 and KNW-9 are the favorable areas for single production of CBM, and the central and southwestern areas are the favorable areas for the commingled production of tight gas and CBM. …”
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Models and algorithms for adaptive interpretation of combined well test data of intelligent wells by Viktor Leonidovich Sergeev,   Phuong T.H. Nguyen

“…The analysis of the efficiency and quality of models and algorithms of identification and interpretation on the examples of processing oil and gas well test data by indicator diagram and pressure building up curve has shown that integrated systems of models and algorithms of adaptive identification and interpretation allow: determining filtration parameters and the energy state of reservoirs and wells, the number of test stages and the completion time of the test within data input process in real time; providing stability and improving accuracy of estimates of permeability, reservoir conductivity, reservoir pressure, well skin factor due to the use and correction of additional a priori data and expert reservoir pressure and reservoir filtration parameters; analyzing short poorly reconstructed bottomhole pressure building up curves after well shut in.…”
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A Numerical Multistage Fractured Horizontal Well Model Concerning Hilly-Terrain Well Trajectory in Shale Reservoirs with Natural Fractures by Liying Zhu, Guoqing Han, Wenqi Ke, Xingyuan Liang, Jingfei Tang, Jiacheng Dai

“…The model was then applied to an actual condensate gas well producing from a shale reservoir, and the effects of reservoir parameters on the simulation data were studied based on this well case. …”
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