CN210031526U - 一种解除预应力混凝土连续箱梁悬臂浇筑时临时支撑纵向约束的装置 - Google Patents
一种解除预应力混凝土连续箱梁悬臂浇筑时临时支撑纵向约束的装置 Download PDFInfo
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- CN210031526U CN210031526U CN201920517072.1U CN201920517072U CN210031526U CN 210031526 U CN210031526 U CN 210031526U CN 201920517072 U CN201920517072 U CN 201920517072U CN 210031526 U CN210031526 U CN 210031526U
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- strength steel
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- prestressed concrete
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CN112497478A (zh) * | 2020-10-16 | 2021-03-16 | 保利长大工程有限公司 | 一种先张法预制梁板放张滑动方法 |
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CN112497478A (zh) * | 2020-10-16 | 2021-03-16 | 保利长大工程有限公司 | 一种先张法预制梁板放张滑动方法 |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Qingrui Concrete Construction Engineering Co.,Ltd. Assignor: NANJING FORESTRY University Contract record no.: X2020980002966 Denomination of utility model: Device for relieving temporary support longitudinal constraint during cantilever pouring of prestressed concrete continuous box girder Granted publication date: 20200207 License type: Common License Record date: 20200611 |
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EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing daocolt Information Technology Co., Ltd Assignor: NANJING FORESTRY University Contract record no.: X2020980007798 Denomination of utility model: A device for releasing the longitudinal restraint of temporary support during cantilever casting of Prestressed Concrete Continuous Box Girder Granted publication date: 20200207 License type: Common License Record date: 20201112 |
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EE01 | Entry into force of recordation of patent licensing contract | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 Termination date: 20210416 |
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CF01 | Termination of patent right due to non-payment of annual fee |