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Terms for subject Drilling containing casing-head | all forms | exact matches only | in specified order only
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casing drive head表层套管护帽
casing head gas套管头天然气
casing head gas套管头气
casing head pressure套管头表压力
casing head pressure套压
casing head pressure套管头压力
casing head pressure关井井口压力
casing head spool套管头四通
casing head top套管头顶
casing screw head套管母扣护丝
cement casing head固井用套管头
cementing casing head水泥套管
center of casing head flange套管头法兰中心
control casing head带控制阀的套管头