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发明名称
井管对接盘
摘要
本实用新型公开了一种井管对接盘,它由圆圈形金属盘组成,其特征在于,在所述的圆圈形金属盘壁上设有轴向钢筋卡孔。由于本实用新型井管对接盘能使井管的钢筋骨架进行预应力处理,使井管的受力更加科学,故在下井管时能承受较大拉力,同时,受预应力处理后的钢筋用量减少,故降低了井管成本。
申请公布号
CN2450370Y
申请公布日期
2001.09.26
申请号
CN00250678.5
申请日期
2000.08.25
申请人
张新禄
发明人
张新禄
分类号
E21B17/02
主分类号
E21B17/02
代理机构
代理人
主权项
1、井管对接盘,由圆圈形金属盘组成,其特征在于,在所述的圆圈形金属盘壁上设有轴向钢筋卡孔(3)。
地址
071100河北省保定市清苑县北店乡南林水村
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