CN203925377U - 用于固井后套管附件的双级钻除清扫装置 - Google Patents
用于固井后套管附件的双级钻除清扫装置 Download PDFInfo
- Publication number
- CN203925377U CN203925377U CN201420341305.4U CN201420341305U CN203925377U CN 203925377 U CN203925377 U CN 203925377U CN 201420341305 U CN201420341305 U CN 201420341305U CN 203925377 U CN203925377 U CN 203925377U
- Authority
- CN
- China
- Prior art keywords
- sharpening
- guiding
- cementing
- twin
- stage
- 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
Links
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 6
- 230000000994 depressogenic effect Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 238000005553 drilling Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 239000010437 gem Substances 0.000 abstract description 4
- 229910001751 gemstone Inorganic materials 0.000 abstract description 4
- 210000000664 rectum Anatomy 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 2
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 241001074085 Scophthalmus aquosus Species 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420341305.4U CN203925377U (zh) | 2014-06-24 | 2014-06-24 | 用于固井后套管附件的双级钻除清扫装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420341305.4U CN203925377U (zh) | 2014-06-24 | 2014-06-24 | 用于固井后套管附件的双级钻除清扫装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203925377U true CN203925377U (zh) | 2014-11-05 |
Family
ID=51821206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420341305.4U Expired - Fee Related CN203925377U (zh) | 2014-06-24 | 2014-06-24 | 用于固井后套管附件的双级钻除清扫装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203925377U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110284844A (zh) * | 2019-07-11 | 2019-09-27 | 中煤科工集团重庆研究院有限公司 | 一种犁式螺旋钻杆 |
-
2014
- 2014-06-24 CN CN201420341305.4U patent/CN203925377U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110284844A (zh) * | 2019-07-11 | 2019-09-27 | 中煤科工集团重庆研究院有限公司 | 一种犁式螺旋钻杆 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205503011U (zh) | 一种煤层瓦斯抽采孔钻护抽一体化装置 | |
CN104165025B (zh) | 一种长螺旋钻杆与潜孔锤相结合的钻具 | |
Yong et al. | Technical improvements and application of air-lift reverse circulation drilling technology to ultra-deep geothermal well | |
CN203925377U (zh) | 用于固井后套管附件的双级钻除清扫装置 | |
CN203603805U (zh) | 连续油管冲砂洗井工具 | |
CN2881071Y (zh) | 一种多用途通井规 | |
CN205778663U (zh) | 一种水井用冲击器钻杆打捞装置 | |
CN203925376U (zh) | 一种锥柱一体化的尾管悬挂器回接筒整形工具 | |
CN108526554B (zh) | 前分屑槽钻 | |
CN201544128U (zh) | 水力喷砂切割器 | |
CN213838567U (zh) | 通刮冲磨试一体化工具 | |
CN210858631U (zh) | 带磨铣功能的局部反循环打捞篮 | |
CN104625743B (zh) | 螺纹孔加工钻床 | |
CN205577861U (zh) | 凿岩机钎头组件 | |
CN204419103U (zh) | 镶合金齿通井规 | |
CN104842418A (zh) | 一种钻孔专用钻头 | |
CN104481433A (zh) | 近钻头局部降压短接 | |
CN203685013U (zh) | 一种一次切槽的装置 | |
CN217354307U (zh) | 多功能井筒处理工具及石油机械 | |
CN104533299A (zh) | 一种优选pdc钻头水力结构的方法 | |
CN203867505U (zh) | 一种井下作业用磨鞋 | |
CN203334993U (zh) | 冲砂变流器 | |
CN204627486U (zh) | 一种套铣式领眼磨鞋 | |
CN212054581U (zh) | 短鱼顶母锥 | |
CN205445550U (zh) | 一种解卡功能通井规 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201218 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Address before: 300457 Tianjin Binhai New Area Development Zone Huanghai Road 106, Bohai Drilling Engineering Co., Ltd. science and Technology Development Office Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 |