CN202031487U - 修井机或车载钻机中二级井架升降控制系统 - Google Patents
修井机或车载钻机中二级井架升降控制系统 Download PDFInfo
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- CN202031487U CN202031487U CN2011200444786U CN201120044478U CN202031487U CN 202031487 U CN202031487 U CN 202031487U CN 2011200444786 U CN2011200444786 U CN 2011200444786U CN 201120044478 U CN201120044478 U CN 201120044478U CN 202031487 U CN202031487 U CN 202031487U
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CN2011200444786U CN202031487U (zh) | 2011-02-23 | 2011-02-23 | 修井机或车载钻机中二级井架升降控制系统 |
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CN2011200444786U CN202031487U (zh) | 2011-02-23 | 2011-02-23 | 修井机或车载钻机中二级井架升降控制系统 |
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CN202031487U true CN202031487U (zh) | 2011-11-09 |
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CN2011200444786U Expired - Lifetime CN202031487U (zh) | 2011-02-23 | 2011-02-23 | 修井机或车载钻机中二级井架升降控制系统 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105370635A (zh) * | 2015-09-30 | 2016-03-02 | 徐州重型机械有限公司 | 一种液压油箱液位保护系统及其方法 |
CN105485081A (zh) * | 2016-01-14 | 2016-04-13 | 盐城市同昌机械有限公司 | 一种井架司钻房液压操作箱 |
-
2011
- 2011-02-23 CN CN2011200444786U patent/CN202031487U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105370635A (zh) * | 2015-09-30 | 2016-03-02 | 徐州重型机械有限公司 | 一种液压油箱液位保护系统及其方法 |
CN105485081A (zh) * | 2016-01-14 | 2016-04-13 | 盐城市同昌机械有限公司 | 一种井架司钻房液压操作箱 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: CHONGQING AIWATE MACHINERY MANUFACTURING CO., LTD. Effective date: 20111202 Owner name: CHINA PETROLEUM GROUP CHUANQING DRILLING ENGINEERI Free format text: FORMER OWNER: CHONGQING AIWATE MACHINERY MANUFACTURING CO., LTD. Effective date: 20111202 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Yong Mingzheng Inventor after: Zheng Xiong Inventor after: Chen Ping Inventor after: Yong Xin Inventor after: Ni Chao Inventor after: Li Yonghong Inventor after: Tang Qingguang Inventor after: Wen Yongchuan Inventor after: Ma Taiqing Inventor after: Zhao Mingjian Inventor after: Wang Bin Inventor after: Zhang Bin Inventor after: Guo Yanjun Inventor after: Zhu Mingzhi Inventor after: Zhao Tianxiang Inventor after: Luo Hui Inventor after: Ye Feng Inventor after: Liang Maoying Inventor after: Liu Youping Inventor after: Gong Renshu Inventor after: Long Tao Inventor after: Xiong Cuan Inventor before: Zhang Bin Inventor before: Yin Hua Inventor before: Liu Youping Inventor before: Liang Mengying Inventor before: Long Tao Inventor before: Ma Taiqing |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG BIN YIN HUA LIU YOUPING LIANG MENGYING LONG TAO MA TAIQING TO: YONG MINGZHENG ZHANG BIN LUO HUI YE FENG LIANG MAOYING LIU YOUPING GONG RENSHU LONG TAO XIONG XIN ZHENG XIONG CHEN PING YONG XIN NI CHAO LI YONGHONG TANG QINGGUANG WEN YONGCHUAN MA TAIQING ZHAO MINGJIAN WANG BIN GUO YANJUN ZHU MINGZHI ZHAO TIANXIANG Free format text: CORRECT: ADDRESS; FROM: 401147 JIANGBEI, CHONGQING TO: 610000 CHENGDU, SICHUAN PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20111202 Address after: 610000 No. 143, Hua Jing Road, Chengdu, Sichuan, Sichuan, Chenghua District Co-patentee after: Chongqing Aiwate Machinery Manufacture Co., Ltd. Patentee after: Chuanxi Drilling Co., Ltd. of CNPC Chuanqing Drilling Engineering Co., Ltd. Address before: 401147 Chongqing Jiangbei District, Jiang Village 14 Building 37, No. 6 Patentee before: Chongqing Aiwate Machinery Manufacture Co., Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20111109 |