CN2821161Y - 扩孔器 - Google Patents
扩孔器 Download PDFInfo
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- CN2821161Y CN2821161Y CN 200520112651 CN200520112651U CN2821161Y CN 2821161 Y CN2821161 Y CN 2821161Y CN 200520112651 CN200520112651 CN 200520112651 CN 200520112651 U CN200520112651 U CN 200520112651U CN 2821161 Y CN2821161 Y CN 2821161Y
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200520112651 CN2821161Y (zh) | 2005-07-07 | 2005-07-07 | 扩孔器 |
Applications Claiming Priority (1)
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CN 200520112651 CN2821161Y (zh) | 2005-07-07 | 2005-07-07 | 扩孔器 |
Publications (1)
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CN2821161Y true CN2821161Y (zh) | 2006-09-27 |
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CN 200520112651 Expired - Fee Related CN2821161Y (zh) | 2005-07-07 | 2005-07-07 | 扩孔器 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103982214A (zh) * | 2014-05-26 | 2014-08-13 | 北方工业大学 | 一种新型圆台型锚杆结构 |
CN103982210A (zh) * | 2014-05-26 | 2014-08-13 | 北方工业大学 | 一种承台型锚杆锚固技术 |
CN104832100A (zh) * | 2015-06-01 | 2015-08-12 | 王振环 | 建筑施工时的电力线固定方法 |
CN107620603A (zh) * | 2017-09-26 | 2018-01-23 | 中国矿业大学 | 一种带钢质套杆的新型注浆锚杆 |
-
2005
- 2005-07-07 CN CN 200520112651 patent/CN2821161Y/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103982214A (zh) * | 2014-05-26 | 2014-08-13 | 北方工业大学 | 一种新型圆台型锚杆结构 |
CN103982210A (zh) * | 2014-05-26 | 2014-08-13 | 北方工业大学 | 一种承台型锚杆锚固技术 |
CN103982210B (zh) * | 2014-05-26 | 2018-12-28 | 北方工业大学 | 一种承台型锚杆锚固技术 |
CN103982214B (zh) * | 2014-05-26 | 2019-12-31 | 北方工业大学 | 一种新型圆台型锚杆结构 |
CN104832100A (zh) * | 2015-06-01 | 2015-08-12 | 王振环 | 建筑施工时的电力线固定方法 |
CN107620603A (zh) * | 2017-09-26 | 2018-01-23 | 中国矿业大学 | 一种带钢质套杆的新型注浆锚杆 |
CN107620603B (zh) * | 2017-09-26 | 2023-09-22 | 中国矿业大学 | 一种带钢质套杆的新型注浆锚杆 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: CHINA JINGYE CONSTRUCTION ENGINEERING CONTRACT CO Free format text: FORMER OWNER: ZHONG INTERNATIONALNG YE JIAN SHE ENGINEERING CHENG BAO CO., LTD. DI JI YU JI CHU ENGINEERING FEN CO., LTD. Effective date: 20060825 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20060825 Address after: 100088 Beijing city Haidian District Xitucheng Road No. 33 China Jingye construction engineering contract firms foundation engineering company Patentee after: Jingye Construction Project Contract Co., Ltd. China Address before: 100088 Beijing city Haidian District Xitucheng Road No. 33 China Jingye construction engineering contract firms foundation engineering company Patentee before: China Jingye construction engineering contract firms foundation engineering company |
|
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Designer after: Liu Bo Designer after: Yang Song Designer after: Hu Jianlin Designer after: Liu Jianguo Designer after: Cheng Liangkui Designer after: Zhang Peiwen Designer before: Liu Bo Designer before: Yang Song Designer before: Hu Jianlin Designer before: Liu Jianguo Designer before: Cheng Minkui Designer before: Zhang Peiwen |
|
COR | Change of bibliographic data |
Free format text: CORRECT: DESIGNER; FROM: LIU BO; YANG SONG; HU JIANLIN; LIU JIANGUO; CHENG MINKUI; ZHANG PEIWEN TO:LIU BO; YANG SONG; HU JIANLIN; LIU JIANGUO; CHENG LIANGKUI; ZHANG PEIWEN |
|
C56 | Change in the name or address of the patentee |
Owner name: BEIJING CHINA METALLURGICAL ENGINEERING LTD. Free format text: FORMER NAME OR ADDRESS: CHINA JINGYE CONSTRUCTION ENGINEERING CONTRACT CO.,LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Beijing city Haidian District Xitucheng Road No. 33 China Jingye construction engineering contract firms foundation engineering company, zip code: 100088 Patentee after: China Jingye Engineering Technology Co., Ltd. Address before: Beijing city Haidian District Xitucheng Road No. 33 China Jingye construction engineering contract firms foundation engineering company, zip code: 100088 Patentee before: Jingye Construction Project Contract Co., Ltd. China |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060927 Termination date: 20140707 |
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EXPY | Termination of patent right or utility model |