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CN102093557A
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Method for synthesizing biodegradable water-soluble polymer
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CN102093853A
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Leak protection plugging agent used during drilling for remarkably enhancing plugging effect
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CN102091563A
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Mixed emulsifier and use thereof in fracturing fluid
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CN102091578A
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Microcapsule preparation process capable of controlling dosage of emulsifier
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CN102092861A
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Application of biodegradable polymer in scale inhibitor
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CN102094603A
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Well completion process for filling gravels into horizontal well pipe
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CN102096105A
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Earthquake spectrum analysis method
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CN102093506A
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Preparation process for improving intrinsic viscosity and conversion rate of acid thickener
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CN102091577A
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Microcapsule preparation process capable of controlling core material to core wall ratio
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CN102091576A
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Controlled-stirring-speed microcapsule preparation process
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CN102094618A
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Small signal amplifier for underground engineering parameter test
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CN102093858A
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Leak plugging agent applied to exploration and development of petroleum and natural gas
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CN102093881A
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Cross-linked oil-in-water emulsified fracturing fluid
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CN102096099A
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Ray chromatography imaging method for refracted waves
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CN102093507A
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Process for preparing acid thickener
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CN102096098A
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Seismic attribute extracting method
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CN102093920A
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Petroleum associated gas recycling process
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CN102092158A
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Structure of sticking FRP fiber material on surface of concrete and implementation method thereof
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CN102091581A
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Preparation process capable of improving embedding rate and release rate of microcapsules
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CN102095355A
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Multi-point displacement measurement system
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