Results 11 to 20 of about 24,031,090 (295)

Research and application of low oil-water ratio organoclay-free oil-based drilling fluid technology [PDF]

E3S Web of Conferences
This paper introduces the formation and application of a low oil-water ratio organoclay-free oil-based drilling fluid. Shale oil and gas are important alternative energy sources.
Shi He, Ni Xiaoxiao, Wang Xiaofei, Yang Zheng, Wang Jianhua, Cheng Rongchao, Yan Lili, Zhang Jiaqi, Yang Haijun, Cui Xiaobo, Zhang Lining   +10 more
doaj   +2 more sources

Research and Application of Evaluation Methods for Functional Characteristics of Oil-Based Drilling Fluid in Shale Gas Wells

Geofluids, 2021
Intelligent unconventional reservoir optimal production control technology is a comprehensive technology, involving geology, reservoir simulation, and efficient drilling and completion.
Dewei Gao, Jiajun Xie, Shengming Huang, Shenyao Wu, Pengcheng Wu, Weian Huang   +5 more
doaj   +2 more sources

Research on the mixed-mode fracture damage characteristics of shale soaked in different drilling fluids

Geomechanics and Geophysics for Geo-Energy and Geo-Resources, 2023
Drilling fluid is a vital component in drilling engineering and can be considered as the lifeblood of the drilling. It serves multiple functions such as cooling the drill bit, cleaning the wellbore, and maintaining wellbore stability.
Yu Suo, Yan-Jie Zhao, Xiao-Fei Fu, Wen-Yuan He, Zhe-Jun Pan   +4 more
doaj   +1 more source

The biodiesel-based flat-rheology drilling fluid system

Petroleum Exploration and Development, 2022
As the base oil of the current flat-rheology synthetic drilling fluid is high in cost and not renewable, the biodiesel-based flat-rheology drilling fluid with low-cost, environmental protection and renewable advantage was studied.
Guancheng JIANG, He SHI, Yinbo HE
doaj   +1 more source

Super-amphiphobic, strong self-cleaning and high-efficiency water-based drilling fluids

Petroleum Exploration and Development, 2020
Based on the amphiphobic theory on underground rock surface, a super-amphiphobic agent is developed and evaluated which can form nano-micro papilla structure on rock, filter cake and metal surface, reduce surface free energy, prevent collapse, protect ...
Guancheng JIANG, Xiaoxiao NI, Wuquan LI, Xiaohu QUAN, Xuwu LUO   +4 more
doaj   +1 more source

Shale problems and water-based drilling fluid optimisation in the Hassi Messaoud Algerian oil field [PDF]

, 2010
Drilling fluid formulation and properties play a fundamental role in drilling operations. Clay minerals behave initially as a beneficial rheological adjuvant in drilling muds.
Khodja, Mohamed, Bergaya, Faiza, Abdelbaki Benmounah, Faiza Bergaya, Jean Paul Canselier, Fourar, Karim, Karim Fourar, Malika Khodja, Nathalie Cohaut, Khodja, Malika, Benmounah, Abdelbaki, Cohaut, Nathalie, Canselier, Jean-Paul, Mohamed Khodja   +13 more
core   +1 more source

Formation protection method of oil‐based drilling fluid for deep fractured tight gas reservoir

Energy Science & Engineering, 2020
Deep fractured tight gas reservoirs have attracted more and more attention worldwide, which also promotes the large‐scale application of oil‐based drilling fluids.
Xiao Guo, Peng Xu, Mingbiao Xu, Junjun Cai, Ting Huang, Miao He   +5 more
doaj   +1 more source

Effectiveness of demulsifiers for the destruction of highly mineralized water-oil emulsions of the Srednebotuobinsky oil and gas condensate field [PDF]

E3S Web of Conferences, 2020
One of the most serious problems of field oil treatment at the Srednebotuobinsky oil and gas condensate field is an abnormally high content of chloride salts, reaching 350 thousand mg / dm3.
Ivanova Maria, Tomskii Kirill
doaj   +1 more source

Improving gas bubbles’ half life in foam drilling fluid [PDF]

, 2013
An underbalanced drilling using foam drilling fluid is one of the most effective solutions which are capable of preventing formation damage, differential sticking, or circulation lost.
Ismail, Ahmad Shamsulizwan, Mamat, Baihaqi, Mamat, Nur Suriani, Mamat, Mohd Baihaqi, Ismail, Issham, Kamis, Azmi, Ikhsan, Azman   +6 more
core   +1 more source

Induced drilling strains in glass fibre reinforced epoxy composites [PDF]

, 2013
Residual strains induced by drilling of glass-fibre reinforced polymers (GFRP) were determined using a hybrid experimental-numerical methodology. Experimentally, a set of GFRP specimens were drilled under well-defined tensile (calibration) stresses ...
STIFFEL, J.-H., Nobre, JP, VAN PAEPEGEM, W., Van Paepegem, WimTW118010012403440000-0003-0672-3675F574E142-F0ED-11E1-A9DE-61C894A0A6B4, BATISTA, Antonio, Nau, A, NOBRE, Joao Paulo, SCHOLTES, B., NOBRE, J.P., NAU, A., Scholtes, B, OUTEIRO, José, Stiffel, JH, Batista, AC, Outeiro, JC, Van Paepegem, Wim, MARTINS DO OUTEIRO, Jose Carlos   +16 more
core   +1 more source