CN2908754Y - Device for jointly driving petroleum drilling machine by diesel engine and speed-regulation type hydraulic speed reduction RMB - Google Patents
Device for jointly driving petroleum drilling machine by diesel engine and speed-regulation type hydraulic speed reduction RMB Download PDFInfo
- Publication number
- CN2908754Y CN2908754Y CN 200620112845 CN200620112845U CN2908754Y CN 2908754 Y CN2908754 Y CN 2908754Y CN 200620112845 CN200620112845 CN 200620112845 CN 200620112845 U CN200620112845 U CN 200620112845U CN 2908754 Y CN2908754 Y CN 2908754Y
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- Prior art keywords
- speed
- diesel engine
- type hydraulic
- hydraulic deceleration
- adjusting type
- 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.)
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- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Abstract
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Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620112845 CN2908754Y (en) | 2006-04-26 | 2006-04-26 | Device for jointly driving petroleum drilling machine by diesel engine and speed-regulation type hydraulic speed reduction RMB |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620112845 CN2908754Y (en) | 2006-04-26 | 2006-04-26 | Device for jointly driving petroleum drilling machine by diesel engine and speed-regulation type hydraulic speed reduction RMB |
Publications (1)
Publication Number | Publication Date |
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CN2908754Y true CN2908754Y (en) | 2007-06-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200620112845 Expired - Fee Related CN2908754Y (en) | 2006-04-26 | 2006-04-26 | Device for jointly driving petroleum drilling machine by diesel engine and speed-regulation type hydraulic speed reduction RMB |
Country Status (1)
Country | Link |
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CN (1) | CN2908754Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103058088A (en) * | 2012-12-26 | 2013-04-24 | 山东远征石油设备股份有限公司 | Enclosed multi-axis petroleum drilling machine boring winch |
-
2006
- 2006-04-26 CN CN 200620112845 patent/CN2908754Y/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103058088A (en) * | 2012-12-26 | 2013-04-24 | 山东远征石油设备股份有限公司 | Enclosed multi-axis petroleum drilling machine boring winch |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20081212 Address after: No. 805 Xincheng Road, Shanshan County, the Xinjiang Uygur Autonomous Region: 838200 Patentee after: West Drilling Tuha Drilling Company Address before: Turpan Hami oil field drilling company, Xincheng County, the Xinjiang Uygur Autonomous Region, Shanshan, China: 838200 Patentee before: Well Drilling Co. of Tuha Petroleum Exploration Dev. Command |
|
ASS | Succession or assignment of patent right |
Owner name: WEST TUHA DRILLING CO.,LTD. Free format text: FORMER OWNER: TUHA PETROLEUM EXPLORATION DEVELOPMENT HEADQUARTER DRILLING CO.,LTD. Effective date: 20081212 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070606 Termination date: 20150426 |
|
EXPY | Termination of patent right or utility model |