CN207121902U - 多级分层后压浆钢筋混凝土先张法预应力空心方桩 - Google Patents
多级分层后压浆钢筋混凝土先张法预应力空心方桩 Download PDFInfo
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CN201720821480.7U CN207121902U (zh) | 2017-07-08 | 2017-07-08 | 多级分层后压浆钢筋混凝土先张法预应力空心方桩 |
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CN114197452A (zh) * | 2021-12-18 | 2022-03-18 | 杭州森竹建设工程有限公司 | 后压浆预应力空心方桩及其制作方法 |
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CN114197452A (zh) * | 2021-12-18 | 2022-03-18 | 杭州森竹建设工程有限公司 | 后压浆预应力空心方桩及其制作方法 |
CN114197452B (zh) * | 2021-12-18 | 2023-03-03 | 杭州森竹建设工程有限公司 | 后压浆预应力空心方桩及其制作方法 |
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Effective date of registration: 20190726 Address after: 256600 Environmental Protection Building in Binzhou City, Shandong Province, South of Yellow River Sixth Road and West of Bohai Sea Eighteenth Road Patentee after: Shandong Bindi Architectural Design Institute Co., Ltd. Address before: 256603 the Yellow River City, Shandong province Binzhou City Road No. five, No. 391 Patentee before: Binzhou College |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180320 Termination date: 20200708 |