CN2714792Y - 油气分支井开孔装置 - Google Patents
油气分支井开孔装置 Download PDFInfo
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- CN2714792Y CN2714792Y CN 200420084077 CN200420084077U CN2714792Y CN 2714792 Y CN2714792 Y CN 2714792Y CN 200420084077 CN200420084077 CN 200420084077 CN 200420084077 U CN200420084077 U CN 200420084077U CN 2714792 Y CN2714792 Y CN 2714792Y
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- oil
- hanger
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Application Number | Priority Date | Filing Date | Title |
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CN 200420084077 CN2714792Y (zh) | 2004-07-20 | 2004-07-20 | 油气分支井开孔装置 |
Applications Claiming Priority (1)
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CN 200420084077 CN2714792Y (zh) | 2004-07-20 | 2004-07-20 | 油气分支井开孔装置 |
Publications (1)
Publication Number | Publication Date |
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CN2714792Y true CN2714792Y (zh) | 2005-08-03 |
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CN 200420084077 Expired - Lifetime CN2714792Y (zh) | 2004-07-20 | 2004-07-20 | 油气分支井开孔装置 |
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CN (1) | CN2714792Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101629472B (zh) * | 2009-07-31 | 2012-06-20 | 大庆油田有限责任公司 | 径向水平井套管开孔工艺 |
CN113550718A (zh) * | 2020-04-23 | 2021-10-26 | 尹祖龙 | 一种用于煤气层开发的大井眼侧钻多分支井钻完井装置及其方法 |
-
2004
- 2004-07-20 CN CN 200420084077 patent/CN2714792Y/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101629472B (zh) * | 2009-07-31 | 2012-06-20 | 大庆油田有限责任公司 | 径向水平井套管开孔工艺 |
CN113550718A (zh) * | 2020-04-23 | 2021-10-26 | 尹祖龙 | 一种用于煤气层开发的大井眼侧钻多分支井钻完井装置及其方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: BEIJING PETROLOR OILFIELD SERVICES CO., LTD. Free format text: FORMER NAME: PATELUOER SCIENCE + TECHNOLOGY DEVELOPMENT CO., LTD., BEIJING |
|
CP01 | Change in the name or title of a patent holder |
Address after: 100040 Beijing city Fengtai District Wu Village No. 3 B Beijing pat Rolle Technology Development Co. Ltd. Patentee after: Pat Rolle Beijing oilfield services company Address before: 100040 Beijing city Fengtai District Wu Village No. 3 B Beijing pat Rolle Technology Development Co. Ltd. Patentee before: Pateluoer Science & Technology Development Co., Ltd., Beijing |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20140720 Granted publication date: 20050803 |