CN202610799U - 一种抗拔型预应力离心混凝土空心方桩 - Google Patents
一种抗拔型预应力离心混凝土空心方桩 Download PDFInfo
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- CN202610799U CN202610799U CN 201220069434 CN201220069434U CN202610799U CN 202610799 U CN202610799 U CN 202610799U CN 201220069434 CN201220069434 CN 201220069434 CN 201220069434 U CN201220069434 U CN 201220069434U CN 202610799 U CN202610799 U CN 202610799U
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CN 201220069434 CN202610799U (zh) | 2012-02-28 | 2012-02-28 | 一种抗拔型预应力离心混凝土空心方桩 |
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CN 201220069434 CN202610799U (zh) | 2012-02-28 | 2012-02-28 | 一种抗拔型预应力离心混凝土空心方桩 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103397631A (zh) * | 2013-07-31 | 2013-11-20 | 俞晓东 | H型桩接桩装置及加工方法 |
CN104631450A (zh) * | 2015-01-19 | 2015-05-20 | 德翰智慧科技有限公司 | 预应力混凝土桩 |
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2012
- 2012-02-28 CN CN 201220069434 patent/CN202610799U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103397631A (zh) * | 2013-07-31 | 2013-11-20 | 俞晓东 | H型桩接桩装置及加工方法 |
CN103397631B (zh) * | 2013-07-31 | 2015-07-29 | 俞晓东 | H型桩接桩装置及加工方法 |
CN104631450A (zh) * | 2015-01-19 | 2015-05-20 | 德翰智慧科技有限公司 | 预应力混凝土桩 |
CN104631450B (zh) * | 2015-01-19 | 2017-07-07 | 德翰智慧科技有限公司 | 预应力混凝土桩 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HUAI'AN ZHONGJI CONSTRUCTION CO., LTD. Assignor: Shanghai Zhongji Pile Industry Co., Ltd. Contract record no.: 2013320000461 Denomination of utility model: Uplift-resistant prestressed centrifugal concrete hollow square pile Granted publication date: 20121219 License type: Exclusive License Record date: 20130524 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20180228 |
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CF01 | Termination of patent right due to non-payment of annual fee |