A special oil-based gelled fracturing fluid, Which combines gellant, crossing-linking agent, surfactant, exciting agent and breaker is presented and tested.
The system has strong ability of increasing viscosity, good prop-carrying capacity, low frictional resistance, less residue after gel-breaking and so on.
Rubber rolling mill is the high accuracy in heavy type product in rubber machine products, which is the basic equipment in the process of rubber products.
These 3 kinds of fracturing fluids may seriously contaminate Putaohua reservoir. The damage rate of sesbania gum, fenugreek gum and guar gum were 27.89%, 18.51%, 26.06% respectively.
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12. 把压干的叶子贴在衬垫的胶面上。
Get your dried pressed autumn leaves and arrange a few on the sticky part of the plastic shelf liner.
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13. 生产产品过硬，经久耐用，压胶性能好。
Production products is excellent, durable, pressure glue good performance.
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14. 压切装置，采用汽缸施压、切片、废品检测、成品自动排列、喷胶观察灯装置。
Pressure cutting device, it adopt cylinder pressure, slice, waste detection, finished product automatic arrangement, observation light of spray devices.
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15. 因此，不需要使用常规的破胶剂，采出的油或气就可作为该压裂液体系的破胶剂。
Therefore, conventional breakers are not required, and the produced oil or gas can act as breakers for this fluid system.
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16. 特点：采用交压胶冲储能电容，PLC程控，有过压自动保护和手动、自动操作。
Features: use cross voltage pulse energy storing capacitance, PLC programming, over-voltage automatic protection, manual and automatic operation.
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17. 探讨了油基压裂液胶凝剂磷酸酯的合成条件，进而对配制的压裂液性能进行了评价。
The synthesis condition of gelling agent phosphate ester in oil base fracturing fluid is studied on this paper.
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18. 对常压射频冷等离子体去除光刻胶的研究具有重要的学术意义和实用价值。
Therefore, the study of photoresist stripping by using atmospheric pressure plasma is very important in the research and the practical application.
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19. 以改性的石油树脂为原料，采用常压转相乳化法制备了石油树脂施胶剂。
The petroleum resin sizing agent was prepared with modified petroleum resin as raw material by phase inversion emulsification at ordinary pressure.
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20. 讨论了制备用作压裂支撑剂的树脂覆膜砂使用的树脂和固化剂的选择、包胶设备及工艺。
The selection of resin and curing agent and the equipment and the technology are discussed for manufacturing resin coated sand as proppant for hydraulic fracturing.
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21. 因此，氦孔隙率可以作为低孔隙率胶凝材料的结构参数，而用压汞法可能会导致错误的结论。
Therefore, helium porosity may be used as a structural parameter for low-porosity cementitious materials, but an incorrect conclusion may be drawn if mercury porosity is used.
An automatic blister pricking device for rubber calender is designed and installed to solve the rubberized cord overlap problem resulting from too many blisters in coating sheet during calendering.
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23. 通过评价实验，考察了压裂液冻胶在低渗透气藏微裂缝储层中的降滤失性能。
The fluid loss reducing capacity of the gel was investigated in the microcrack reservoirs of the low permeability gas reservoir through evaluation tests.
By simulated test, the co-relationship among the slip granulometric composition, slurry deflocculation curve, mid-high pressure casting forming speed and green body shaping endurance is studied.
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25. 采用了基岩酸化、前置液酸压裂、胶凝酸酸压裂和加砂压裂等工艺措施。
The technology measures of bed rock aciding, preflush and gelling acid fracturing, as well as sand fracturing etc. are used.
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26. 此外还对组合式夹具的现场实施带压密封技术的方法和注剂密封胶的合理选择作了进一步的分析说明。
The methods of on-line pressure seals and the proper choice of injecting sealant while implementing assembling clamp were further analyzed.
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27. 压裂返排液的主要成分是羟丙基胍胶及其它的有机添加剂，具有COD严重超标的污染特征。
Hydroxypropylguar gum and other organic additives are the predominant components of fracturing fluid recovery, which have excessive CODCr, the most important polluting characteristic of the sewage.
A novel water base gel breaker for fracturing fluid-EB-1 micro-capsule gel breaker is developed, to solve the difficulty of prophase viscosity reducing and gel breaking in the later period.
The new low molecular weight fracturing fluid, without breaking agent, is developed which is provided with lower residue and harm, and then recycled specially against low rate of permeation oilfield.
The new low molecular weight fracturing fluid, without breaking agent, is developed which is provided with lower residue and harm, and then recycled specially against low rate of permeation oilfield.
