CN201326384Y - 整体自接式非开挖钻杆 - Google Patents
整体自接式非开挖钻杆 Download PDFInfo
- Publication number
- CN201326384Y CN201326384Y CNU2008201776931U CN200820177693U CN201326384Y CN 201326384 Y CN201326384 Y CN 201326384Y CN U2008201776931 U CNU2008201776931 U CN U2008201776931U CN 200820177693 U CN200820177693 U CN 200820177693U CN 201326384 Y CN201326384 Y CN 201326384Y
- Authority
- CN
- China
- Prior art keywords
- drilling rod
- drill rod
- screw threads
- screw thread
- integral
- 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
Links
- 238000005553 drilling Methods 0.000 claims description 33
- 238000009412 basement excavation Methods 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000008719 thickening Effects 0.000 abstract description 6
- 238000007669 thermal treatment Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 244000208734 Pisonia aculeata Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Landscapes
- Earth Drilling (AREA)
Abstract
Description
| 屈服强度N/mm2 | 拉伸强度N/mm2 | 延伸率% | 断面收缩率% | 冲击功J | 硬度HB |
| 738 | 918 | 17.4 | 62.8 | 101/92 | 302 |
| 739 | 905 | 17.2 | 62.8 | 109/108 | 302 |
| 785 | 954 | 14.8 | 57.8 | 96/107 | 321 |
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201776931U CN201326384Y (zh) | 2008-11-25 | 2008-11-25 | 整体自接式非开挖钻杆 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201776931U CN201326384Y (zh) | 2008-11-25 | 2008-11-25 | 整体自接式非开挖钻杆 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201326384Y true CN201326384Y (zh) | 2009-10-14 |
Family
ID=41178357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201776931U Expired - Lifetime CN201326384Y (zh) | 2008-11-25 | 2008-11-25 | 整体自接式非开挖钻杆 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201326384Y (zh) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628339A (zh) * | 2012-04-25 | 2012-08-08 | 雷敏 | 矿用钻杆 |
| CN103089162A (zh) * | 2013-02-07 | 2013-05-08 | 蒋佐成 | 一种整体式矿用钻杆 |
| CN114934752A (zh) * | 2022-06-24 | 2022-08-23 | 上海海隆石油管材研究所 | 一种抗疲劳钻杆结构及其加工方法 |
-
2008
- 2008-11-25 CN CNU2008201776931U patent/CN201326384Y/zh not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628339A (zh) * | 2012-04-25 | 2012-08-08 | 雷敏 | 矿用钻杆 |
| CN103089162A (zh) * | 2013-02-07 | 2013-05-08 | 蒋佐成 | 一种整体式矿用钻杆 |
| CN114934752A (zh) * | 2022-06-24 | 2022-08-23 | 上海海隆石油管材研究所 | 一种抗疲劳钻杆结构及其加工方法 |
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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: WUXI DRILLING TOOLS FACTORY CO., LTD. Free format text: FORMER NAME: WUXI DRILLING TOOLS FACTORY OF MINISTRY OF GEOLOGY AND MINERAL RESOURCES |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 214174, Chang 8 Garden Road, Huishan Economic Development Zone, Wuxi, Jiangsu, China Patentee after: Wuxi Drilling Tools Factory Co., Ltd. Address before: 214174, Chang 8 Garden Road, Huishan Economic Development Zone, Wuxi, Jiangsu, China Patentee before: Wuxi Drilling Tools Factory |
|
| CX01 | Expiry of patent term |
Granted publication date: 20091014 |
|
| CX01 | Expiry of patent term |