2016 Vol. 33, No. 3

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2016, 33(3)
Abstract(433) PDF (953KB)(118)
Abstract:
Preparation of Nonionic Micro Emulsion and Its Application in Removing Mud Solids Blocking
LAN Qiang
2016, 33(3): 1-6. doi: 10.3969/j.issn.1001-5620.2016.03.001
Abstract(623) PDF (5050KB)(239) [Cited by] (5)
Abstract:
Formation damages existed in drilling operations include particle blocking, water blocking, coarse emulsion, wettability in the near-wellbore area. A non-ionic micro emulsion formulated with glycol ethylene octylphenyl ether has been studied on its efficiency in removing blocking caused by mud solid...
Study and Application of Gel-time Controllable Lost Circulation Material
LI Shaoli, GUO Ziwen
2016, 33(3): 7-14. doi: 10.3969/j.issn.1001-5620.2016.03.002
Abstract(1074) PDF (6844KB)(302) [Cited by] (15)
Abstract:
In the development of theshale gas in Jiaoshiba, Fuling, Chongqing, mud losses into solution cavities or fractures have occurred frequently during the whole drilling process, and the mud losses were very difficult to be stopped. A gel-time controllable lost circulation material (LCM) has been develo...
Numerical Simulation of Borehole Wall Strengthening Using ABAQUA
SONG Dingding, QIU Zhengsong, WANG Can, LIU Junyi, WANG Qiang, ZHONG Hanyi, ZHAO Xin
2016, 33(3): 15-19. doi: 10.3969/j.issn.1001-5620.2016.03.003
Abstract(1019) PDF (6931KB)(243) [Cited by] (12)
Abstract:
The borehole wall strengthening technology has in recent years been becoming an important means of enhancing the compressive strength of formations all over the world. This paper discusses a two-dimensional model for borehole wall strengthening based on the software ABAQUS, and the working mechanism...
Synthesis and Study on Hectorite Viscosifier Used in Water Base Drilling Fluid
QIN Yong, MA Kedi, JIANG Guancheng
2016, 33(3): 20-24. doi: 10.3969/j.issn.1001-5620.2016.03.004
Abstract(826) PDF (3370KB)(335) [Cited by] (10)
Abstract:
Hectorite can be used as a high temperature viscosifier in water base drilling fluids, and it is a rare mineral found in nature. A hectorite has been successfully synthesized in laboratory using microwave irradiation method and characterized with XRD, FTIR and particle size distribution analysis. Th...
Borehole Wall Collapse and Control in Shale Gas Well Drilling
LIU Jingping, SUN Jinsheng
2016, 33(3): 25-29. doi: 10.3969/j.issn.1001-5620.2016.03.005
Abstract(1027) PDF (7874KB)(250) [Cited by] (41)
Abstract:
Borehole wall instability in shale gas horizontal drilling is critical to the success of shale gas development in China. Shale samples taken from the Longmaxi formation in the Block 108 in Zhaotong, Yunnan, were studied for their mineral components, micro structures and textures, surface characteris...
Study and Application of Additives for Synthetic Fluids with GTL as the Base Fluid
WANG Maogong, XU Xianguang, SUN Jinsheng, WANG Lihui, YANG Haijun, WANG Baocheng
2016, 33(3): 30-34,40. doi: 10.3969/j.issn.1001-5620.2016.03.006
Abstract(884) PDF (1146KB)(275) [Cited by] (27)
Abstract:
To improve the high temperature rheology and filtration property of the synthetic base drilling fluid using gas-to-liquid (GTL) oil as the base fluid, an organophilic clay having superior gel properties and an environmentally friendly filter loss reducer made from natural humic acid, have been devel...
Ploya mine Shale Inhibitor Content Measurement and Determination of Optimum Dosage
GUO Jianhua, MA Wenying, LIU Xiaoyan, DU Mingjun, LI Baohui, ZHONG Ling
2016, 33(3): 35-40. doi: 10.3969/j.issn.1001-5620.2016.03.007
Abstract(752) PDF (3601KB)(227) [Cited by] (4)
Abstract:
As a high performance shale inhibitor, polyamine has found a wide application in drilling with water base drilling fluids. Studies on polyamine were primarily focused on the inhibitive capacity and field application, and no technical specifications of polyamine have been established. A method of mea...
Inhibitive Drilling Fluid Technology Used in High Dipping High Pressure Drilling in Block D, Myanmar
QIU Guangyuan, XIAO Chao, ZHANG Kaishen, HE Hanping
2016, 33(3): 41-45. doi: 10.3969/j.issn.1001-5620.2016.03.008
Abstract(709) PDF (3725KB)(187) [Cited by] (5)
Abstract:
The formations penetrated during drilling in the Block D in Myanmar are characteristic of high dipping, multiple fault zones, high formation pressures, water sensitive shales and developed fractures. Borehole wall collapse, hole washout (100%) and pipe sticking caused by borehole wall collapse (32 t...
Discussion on the Mud Loss and Borehole Wall Collapse Prevention in Horizontal Drilling in Sulige Gas Field
WU Manxiang, MOUYANG Qiongjie, GAO Jie
2016, 33(3): 46-50. doi: 10.3969/j.issn.1001-5620.2016.03.009
Abstract(734) PDF (2581KB)(318) [Cited by] (8)
Abstract:
Borehole stabilization previously in horizontal drilling in Sulige gas field has been realized through increase in mud weight. Presently, the development of the Sulige gas field has entered a new stage of overall development in which formation pressure has been depleted because of gas production. Mu...
The Development and Evaluation of A Set of New Lost Circulation Material
CHENG Pengzhi, YI Caiwen, MEI Linde, CAO Jing
2016, 33(3): 51-55. doi: 10.3969/j.issn.1001-5620.2016.03.010
Abstract(1040) PDF (1527KB)(288) [Cited by] (14)
Abstract:
Conventional lost circulation materials (LCM) have some "deficiencies", for example, the particles of mineral LCM have too big density and are too brittle, thus it is easy for the particles to settle down in drilling fluids, and to crush when the formation fractures are closing. The particles of pla...
Displace Open Hole Full of High Density OBM with WBM
ZHU Xuefei, YAN Fushou, SHU Yiyong, SUN Liangguo, SHEN Rendong
2016, 33(3): 56-59. doi: 10.3969/j.issn.1001-5620.2016.03.011
Abstract(901) PDF (673KB)(220) [Cited by] (6)
Abstract:
The lithology of the "Kumugeliemu Group" in the Block Keshen (Kuche piedmont structure) of the Tarim Oilfield is of compound salt and gypsum having high pressure coefficients. Long open hole drilling and plastic deformation of the formations penetrated made drilling very difficult. Oil base drilling...
Modified Natural Polymer Drilling Fluid Used in Exploration Wells in the Gulf of Liaodong
HOU Yue, BAN Shijun, ZHAO Yunlong
2016, 33(3): 60-63. doi: 10.3969/j.issn.1001-5620.2016.03.012
Abstract(712) PDF (1935KB)(206) [Cited by] (1)
Abstract:
The well DS4 is an areal exploration well located in the offshore Gulf of Liaodong in the north Bohai Sea. The well DS4, a long open-hole well, penetrated formations with complex geology and many oil and gas bearing zones. Based on the studies on the inhibitive capacity and plugging capacity of the ...
The Application of Strongly Flocculent Drilling Fluid in Sulige Gas Field
CHEN Zaijun
2016, 33(3): 64-66. doi: 10.3969/j.issn.1001-5620.2016.03.013
Abstract(792) PDF (1092KB)(226)
Abstract:
As the environment protection requirements are becoming more stringent, mud pits for surface circulation of drilling fluid will be completely replaced by mud tanks with which the drilling fluid is circulated at the surface. To clean the mud effectively and efficiently with mud tank circulation, and ...
Cement Slurry Treated with Latex Nano Liquid Silica Anti-gas-migration Agent
GAO Yuan, SANG Laiyu, YANG Guangguo, CHANG Lianyu, WEI Haoguang
2016, 33(3): 67-72. doi: 10.3969/j.issn.1001-5620.2016.03.014
Abstract(1263) PDF (6834KB)(286) [Cited by] (38)
Abstract:
Cement slurry treated with latex nano liquid silica anti-gas-migration agent has been studied for the possibility of using it in Shunnan area, where ultra-deep wells have penetrated high temperature high pressure formations. The nano liquid silica anti-gasmigration agent and latex anti-gas-migration...
The Application of Phosphate Cement Slurry Used in Cementing In-situ Combustion Reservoir Section of Well X in LKQ Area
XIN Haipeng, WANG Jianyao, ZHOU Zhiqin, HE Shuli, ZENG Jianguo, FU Zhenghua, SUN Fuquan
2016, 33(3): 73-77,83. doi: 10.3969/j.issn.1001-5620.2016.03.015
Abstract(777) PDF (4319KB)(188) [Cited by] (4)
Abstract:
In-situ combustion and fire-flooding have been done by injecting air into the well X in TH oilfield to try to develop the thick oil resources effectively. In this area the reservoir formations have high permeability and mud losses into the formations have occurred frequently before, resulting in poo...
Analysis of Gas Migrationin Well Cementing and Cementing Technology for Shallow Gas Wells in ANACO Gas Field
LIU Zhentong, WANG Jun, CHEN Dacang, ZHOU Jian, XIN Zhihong, ZHANG Hongyan, WU Guangfu
2016, 33(3): 78-83. doi: 10.3969/j.issn.1001-5620.2016.03.016
Abstract(865) PDF (987KB)(231) [Cited by] (7)
Abstract:
The ANACO gas field is located in the northeast of Venezuela, and has huge natural gas reserves, almost 60% of the total natural gas reserves in Venezuela. The reservoir formations of the ANACO gas field are of great complexity, with gas zones and water zones extensively distributed from the shallow...
Liner Cementing Technology for Well Moxi009-4-X2 in Block Anyue
ZHANG Hua, WANG Daquan, HU Lin
2016, 33(3): 84-88. doi: 10.3969/j.issn.1001-5620.2016.03.017
Abstract(703) PDF (686KB)(202) [Cited by] (11)
Abstract:
In running the φ177.8 mm liner string in well Moxi009-4-x2, many difficulties have been expected to be encountered, such as high bottom hole temperature, long cementing section, long and active oil and gas shows, drilling fluid of high density that are severely contaminated, and decreased mud densit...
A Quadripolymer Cementing Slurry Retarder for High Temperature Operation
WANG Hongke, WANG Ye, JIN Jianxia, LI Lichang, YANG Yuhang, CHEN Liu, CHENG Haitao, CHEN Shi
2016, 33(3): 89-92. doi: 10.3969/j.issn.1001-5620.2016.03.018
Abstract(688) PDF (1966KB)(345) [Cited by] (5)
Abstract:
A quadripolymer cementing slurry retarder has been synthesized for use in high temperature operations to improve the performance of cementing slurries experiencing temperature changes from intermediate temperatures to high temperatures. The retarder is synthesized with raw materials such as AMPS, ac...
Mechanism of Fracture Extension Near Borehole Wall in Deviated Well and Fracturing Technology
HAN Dong, LI Liangchuan, WU Jun, HUANG Jianyi, CHENG Moji
2016, 33(3): 93-97. doi: 10.3969/j.issn.1001-5620.2016.03.019
Abstract(750) PDF (2569KB)(194) [Cited by] (5)
Abstract:
With an increase in well angle, difficulties in fracturing the well is also increasing. The problems encountered in fracturing high well angle wells are low sand concentration, higher pressure, and difficulties in adding proppants into the fracturing fluid in mid- and later-stage of the fracturing j...
The Application of Self-assembled Compound Fracturing Fluid in Horizontal Fracturing
ZHAO Zhongcong, TANG Dongzhu, LI Yan, LIU Jianxin, PENG Tianjie, LIU Zhaojie
2016, 33(3): 98-101. doi: 10.3969/j.issn.1001-5620.2016.03.020
Abstract(843) PDF (1242KB)(230) [Cited by] (3)
Abstract:
To satisfy the needs for low permeability horizontal well fracturing, a compound fracturing fluid has been developed through self-assembly of a comb polymer and surfactant micelles. This fracturing fluid contains no cross-linkers and water insoluble matter. At 80℃, the self-assemble fracturing fluid...
Factors Affecting Friction Loss of Hydraulic Fracturing in Ultra-short Radius Radial Wells and the Calculating Equation Thereof
GONG Diguang, QU Zhanqing, GUO Tiankui, GONG Facheng, TIAN Xuxin, HUANG Zitong
2016, 33(3): 102-106. doi: 10.3969/j.issn.1001-5620.2016.03.021
Abstract(858) PDF (1251KB)(278) [Cited by] (18)
Abstract:
The friction loss testing equipment (composed of friction testing controller, fracturing fluid distributor, speed-controllable screw pump, pipes with varied diameters, high-sensitivity pressure gauge, and electric flow meter) developed by China University of Petroleum (East China) has been used to s...
Analysis of the Potential of Generating Acid Sludge in the Dense Reservoir Formations in Block YD (Iran) and the Prevention of the Acid Sludge Generation
GAO Xiang, JIANG Jianfang, MA Feng, CAO Kexue, QI Jing
2016, 33(3): 107-111. doi: 10.3969/j.issn.1001-5620.2016.03.022
Abstract(833) PDF (2819KB)(196) [Cited by] (6)
Abstract:
In reservoir stimulation operations, incompatibility between acids and crude oil leads to the formation of stable emulsions and acid sludge which cause the reservoir formations to be damaged. In analyzing the saturated hydrocarbons, aromatic hydrocarbons, gums and asphaltene components in crude oils...
Activated Completion Fluid for Thermal Heavy Oil Recovery
XING Xijin, LIU Shujie, LUO Gang, XIE Renjun
2016, 33(3): 112-116. doi: 10.3969/j.issn.1001-5620.2016.03.023
Abstract(641) PDF (2681KB)(211) [Cited by] (4)
Abstract:
In thermal recovery of heavy oils, after well shut-in, the filtrates of the completion fluids entering the reservoir formations and water from the injected steam will react with rock minerals and formation fluids at high temperature. This reaction will inevitably damage the reservoir formations in c...
Laboratory Experiments on the Effect of KCl Concentration on Desorption Capacity of Reservoir Rocks
ZHENG Lihui, WEI Panfeng, LOU Xuanqing, SUN Hao, FU Yuwei, NIE Shuaishuai
2016, 33(3): 117-122. doi: 10.3969/j.issn.1001-5620.2016.03.024
Abstract(1048) PDF (3177KB)(232) [Cited by] (11)
Abstract:
In studying the damages to shale gas reservoirs, the damages to the desorption capacity of reservoir formations caused by the salinity of drilling/completion fluids have not been studied. In our laboratory studies, a shale piston plunger (diameter=38 mm) made from the Longmaxi formation was used to ...
Drill Bridge Plug with a New Fluid in Coiled Tubing Operations in Well JY25-1HF
HE Jibiao, LIANG Wenli, CHEN Mingxiao, CHEN Zhiyuan, LIU Junjun
2016, 33(3): 123-126. doi: 10.3969/j.issn.1001-5620.2016.03.025
Abstract(653) PDF (1871KB)(248) [Cited by] (3)
Abstract:
When drilling the bridge plugs in coiled tubing operations, the limitations from the coiled tubing equipment and the drilling fluids always hinder the return of drilled cuttings which in turn causes problems such as overpressure pumping and pipe sticking etc. To avoid these problems, a polysaccharid...

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