Results 1 to 10 of about 430,784 (291)

Tight supply keeps oil prices soaring [PDF]

Intereconomics, 2000
While there has been no further increase in the price of industrial commodities this year, oil prices recovered from a temporary decline to reach record levels. Does the oil producers' new-found unity mean a farewell to low oil prices?
Matthies, Klaus
openaire   +4 more sources

Fenton-like oxidation of Hydroxypropyl guar gum catalysed by Cu(II) complex at high pH [PDF]

E3S Web of Conferences, 2021
Large amounts of wastewater containing hydroxypropyl guar gum (HPGG), polyacrylamide (PAM) and carboxymethyl cellulose (CMC) are produced in the process of fracturing.
Ni Weijun, Lian Yubo, Wei Yan, Zheng Bo, Liu Man, Qu Le, Zhou Ling   +6 more
doaj   +1 more source

Preparation and performance evaluation of polyvinyl alcohol grafted polyacrylic acid for plugging [PDF]

E3S Web of Conferences, 2021
Well-leakage is a very difficult problem in the process of drilling at home and abroad. At present, it mainly relies on the cumulative effect of plugging slurry to implement plugging regardless of the number of times and costs.
Liu Jiangbo, Ren Yi, Zhang Qin, Wang Xiangyun, Du Weichao   +4 more
doaj   +1 more source

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

E3S 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, Wang Yitong, Ding Hansheng, Ma Yongyi, Shen Yan, Chu Lilan, Nie Zhiyang, Du Jinxia, Shao Zhaoyi, Gao Qicai, Wang Shuheng   +10 more
doaj   +1 more source

Evolution features of in-situ permeability of low-maturity shale with the increasing temperature, Cretaceous Nenjiang Formation, northern Songliao Basin, NE China

Petroleum Exploration and Development, 2022
Temperature-triaxial pressure permeability testing at the axial pressure of 8 MPa and confining pressure of 10 MPa, closed shale system pyrolysis experiment by electrical heating and scanning electron microscopy analysis are used to study the evolution ...
Wenyuan HE, Qi’an MENG, Tiefeng LIN, Rui WANG, Xin LIU, Shengming MA, Xin LI, Fan YANG, Guoxin SUN   +8 more
doaj   +1 more source

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

Frontiers 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, Xiaohua Jiang, Xiaohua Jiang, Songtao Wu, Songtao Wu, Songtao Wu, Lianhua Hou, Lianhua Hou, Jinyou Zhang, Modi Guan, Modi Guan, Fulin Zhai, Fulin Zhai, Jinhao Guo, Ling Su, Ling Su, Ling Su, Fengrong Liao, Fengrong Liao, Fengrong Liao, Lihua Ding, Lihua Ding   +21 more
doaj   +1 more source

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

E3S 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, Panaerhan, Lei Bo, Han Xiaoyu, Qu Le, Li Yongfei, Wang Peng   +6 more
doaj   +1 more source

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

Petroleum 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, Zihui FENG, Hang JIANG, Tao JIANG   +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

Petroleum 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, Zhiguo MAO, Xuanjun YUAN, Xiuqin DENG, Xiao HUI, Zhongyi ZHANG, Jingwei CUI   +6 more
doaj   +1 more source

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

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, Ren Dazhong, Zhang Rongjun, Qu Le, Li Tian, Li Qihui   +5 more
doaj   +1 more source