CN100451294C - 一种段铣器 - Google Patents
一种段铣器 Download PDFInfo
- Publication number
- CN100451294C CN100451294C CNB021335141A CN02133514A CN100451294C CN 100451294 C CN100451294 C CN 100451294C CN B021335141 A CNB021335141 A CN B021335141A CN 02133514 A CN02133514 A CN 02133514A CN 100451294 C CN100451294 C CN 100451294C
- Authority
- CN
- China
- Prior art keywords
- milling device
- hard alloy
- wing
- alloy blocks
- sectional milling
- 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 - Fee Related
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- Earth Drilling (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021335141A CN100451294C (zh) | 2002-07-25 | 2002-07-25 | 一种段铣器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021335141A CN100451294C (zh) | 2002-07-25 | 2002-07-25 | 一种段铣器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1391025A CN1391025A (zh) | 2003-01-15 |
CN100451294C true CN100451294C (zh) | 2009-01-14 |
Family
ID=4747241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021335141A Expired - Fee Related CN100451294C (zh) | 2002-07-25 | 2002-07-25 | 一种段铣器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100451294C (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8833451B2 (en) * | 2011-05-23 | 2014-09-16 | Halliburton Energy Services, Inc. | Window joint for lateral wellbore construction and method for opening same |
US10260302B2 (en) * | 2014-06-25 | 2019-04-16 | Schlumberger Technology Corporation | Cutting insert for initiating a cutout |
CN116927700B (zh) * | 2023-08-23 | 2024-04-19 | 西南石油大学 | 一种高效双级套管段铣工具及套管段铣刀 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2178782Y (zh) * | 1994-01-11 | 1994-10-05 | 许钰 | 水力扩张式套管开窗工具 |
CN2188646Y (zh) * | 1994-03-22 | 1995-02-01 | 张岚 | 有循环通道侧钻工具 |
CN2223775Y (zh) * | 1994-07-23 | 1996-04-03 | 胜利石油管理局钻井集团公司管具二公司 | 一种套管割铣工具 |
US5769166A (en) * | 1996-01-24 | 1998-06-23 | Weatherford/Lamb, Inc. | Wellbore window milling method |
US5826651A (en) * | 1993-09-10 | 1998-10-27 | Weatherford/Lamb, Inc. | Wellbore single trip milling |
-
2002
- 2002-07-25 CN CNB021335141A patent/CN100451294C/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5826651A (en) * | 1993-09-10 | 1998-10-27 | Weatherford/Lamb, Inc. | Wellbore single trip milling |
CN2178782Y (zh) * | 1994-01-11 | 1994-10-05 | 许钰 | 水力扩张式套管开窗工具 |
CN2188646Y (zh) * | 1994-03-22 | 1995-02-01 | 张岚 | 有循环通道侧钻工具 |
CN2223775Y (zh) * | 1994-07-23 | 1996-04-03 | 胜利石油管理局钻井集团公司管具二公司 | 一种套管割铣工具 |
US5769166A (en) * | 1996-01-24 | 1998-06-23 | Weatherford/Lamb, Inc. | Wellbore window milling method |
Also Published As
Publication number | Publication date |
---|---|
CN1391025A (zh) | 2003-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
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: 20090320 Address after: No. 1, section 3, Qing Qing Road, Sichuan, Chengdu Patentee after: Chuanqing Drilling Engineering Co., Ltd. of China National Petroleum Corporation Address before: No. 1 Bridge Petroleum Bureau of Sichuan, Chengdu Patentee before: Sichuan Petroleum Administration |
|
ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM GROUP CHUANQING DRILLING ENGINEERI Free format text: FORMER OWNER: SICHUAN PETROLEUM ADMINISTRATION Effective date: 20090320 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090114 Termination date: 20110725 |