HebeiHuayuSpecialRubberCoLtd

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Water use of bottom hole circulation grouting plug is widely used in hydropower station, reservoir engineering curtain, consolidation, backfill, chemical grouting, geological exploration water pressur... more>>

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Gas drainage hole packer has all the functions of water injection hole packer, such as water injection, reducing gas content, improving coal humidity and preventing explosion accident. Besides, it can... more>>

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Water injection hole packer is used to inject water to coal, which can reduce the gas content and dust. As a result, it can improve the safety coefficient of mine construction and production greatly. ... more>>

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In order to guarantee the safety of the mine construction and production, synthetic resins are applied into the coal seam or rock mass of aquifer, gas, roof crush, soft and fracture to achieve artific... more>>

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In order to guarantee the safety of the mine construction and production, synthetic resins are applied into the coal seam or rock mass of aquifer, gas, roof crush, soft and fracture to achieve artific... more>>

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