• Through this high pressure line, mud is pumped in to the standpipe and drill pipe.

    通过这根高压管线泥浆泵入管和钻忏杆。

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  • Seamless steel line pipe is a kind of steel pipe without seams, which is mainly used in the places near the mouth of oil well or gas well to transmit oil or gas with high pressure.

    无缝管线主要是用于油井气井井口附近输送高压焊缝钢管

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  • Such valve can be used in medium, high pressure hydraulic and pneumatic pipe line of petroleum, chemical industry and power station.

    本发明特别适用石油化工电站高压管道

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  • Such valve can be used in medium, high pressure hydraulic and pneumatic pipe line of petroleum, chemical industry and power station.

    本发明特别适用石油化工电站高压管道

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