CN100554623C - 一种双套筒预应力钢筋套管连接器及其套管连接施工方法 - Google Patents
一种双套筒预应力钢筋套管连接器及其套管连接施工方法 Download PDFInfo
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CNB2008100310977A CN100554623C (zh) | 2008-04-18 | 2008-04-18 | 一种双套筒预应力钢筋套管连接器及其套管连接施工方法 |
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CNB2008100310977A CN100554623C (zh) | 2008-04-18 | 2008-04-18 | 一种双套筒预应力钢筋套管连接器及其套管连接施工方法 |
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CN100554623C true CN100554623C (zh) | 2009-10-28 |
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CN103266666B (zh) * | 2013-05-20 | 2015-07-01 | 浙江科技学院 | 一种竹结构预应力转换接头 |
CN106049294B (zh) * | 2016-08-03 | 2018-02-06 | 中国铁路总公司 | 节段拼装梁预应力孔道连接器 |
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