Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Guangtong Feng"'
Autor:
Chen Yongming, Jinge Liu, Honghai Fan, Guangtong Feng, Zixiang Wen, Xiuliang Yan, Bo Kang, Wang Shujiang, Song Deng, Yanjun Zhou, Li Zongqing
Publikováno v:
Day 1 Mon, August 27, 2018.
When drilling in the open hole with negative density window, which occurs leakage in the upper section and collapse in the lower section, it will lead to many problems using the conventional method to seal the formation with technical casing, such as
Publikováno v:
AIP Conference Proceedings.
Publikováno v:
Silicon. 8:111-122
To investigate the interaction mechanism, clay inhibition and compatibility of sodium silicates as shale inhibitor in water based drilling fluid, a variety of properties were characterized. Zeta potential, activity, colloidal stability and particle s
Analysis of borehole collapse and fracture initiation positions and drilling trajectory optimization
Publikováno v:
Journal of Petroleum Science and Engineering. 129:29-39
For borehole stability analysis, it is of vital importance to correctly determine the borehole and fracture initiation postions; currently studying their variation rule, most of them are based on borehole stress solutions for plane stress condition,
Publikováno v:
All Days.
Abstract During drilling operation in carboniferous system of Dzungaria basin, igneous rock was met, which leads to a low penetration rate and long drilling cycle, because of large thickness, high hardness and poor drillability of the igneous rock. Q