CN201301677Y - 钻具打捞器 - Google Patents
钻具打捞器 Download PDFInfo
- Publication number
- CN201301677Y CN201301677Y CNU2008201908324U CN200820190832U CN201301677Y CN 201301677 Y CN201301677 Y CN 201301677Y CN U2008201908324 U CNU2008201908324 U CN U2008201908324U CN 200820190832 U CN200820190832 U CN 200820190832U CN 201301677 Y CN201301677 Y CN 201301677Y
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- CN
- China
- Prior art keywords
- drilling tool
- hook
- fishing
- drilling
- fishing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201908324U CN201301677Y (zh) | 2008-09-17 | 2008-09-17 | 钻具打捞器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201908324U CN201301677Y (zh) | 2008-09-17 | 2008-09-17 | 钻具打捞器 |
Publications (1)
Publication Number | Publication Date |
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CN201301677Y true CN201301677Y (zh) | 2009-09-02 |
Family
ID=41085301
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008201908324U Expired - Lifetime CN201301677Y (zh) | 2008-09-17 | 2008-09-17 | 钻具打捞器 |
Country Status (1)
Country | Link |
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CN (1) | CN201301677Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105201439A (zh) * | 2015-10-13 | 2015-12-30 | 中交第一公路工程局有限公司 | 桩基孔内断钻杆的钻头打捞装置和打捞方法 |
CN112796696A (zh) * | 2020-12-28 | 2021-05-14 | 深圳市工勘岩土集团有限公司 | 大直径灌注桩回转钻进掉钻磁卡式打捞方法 |
-
2008
- 2008-09-17 CN CNU2008201908324U patent/CN201301677Y/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105201439A (zh) * | 2015-10-13 | 2015-12-30 | 中交第一公路工程局有限公司 | 桩基孔内断钻杆的钻头打捞装置和打捞方法 |
CN112796696A (zh) * | 2020-12-28 | 2021-05-14 | 深圳市工勘岩土集团有限公司 | 大直径灌注桩回转钻进掉钻磁卡式打捞方法 |
CN112796696B (zh) * | 2020-12-28 | 2022-04-19 | 深圳市工勘岩土集团有限公司 | 大直径灌注桩回转钻进掉钻磁卡式打捞方法 |
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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: WUHAN SURVEYING-GEOTECHNICAL RESEARCH INSTITUTE OF Free format text: FORMER OWNER: CHINA METALLURGY GROUP WUKAN GROUND FOUNDATIONAL ENGINEERING COMPANY Effective date: 20110920 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110920 Address after: 430080 Wuhan, Heilongjiang Province, Qingshan District, metallurgical Road, No. 177, No. Patentee after: Wuhan Surveying-Geotechnical Research Institute of China Metallurgical Science and Industry Group Co Address before: 430080 Wuhan, Heilongjiang Province, Qingshan District, metallurgical Road, No. 177, No. Patentee before: China Metallurgy Group Wukan Ground Foundational Engineering Company |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090902 |