CN204782846U - 井下液力助推器 - Google Patents
井下液力助推器 Download PDFInfo
- Publication number
- CN204782846U CN204782846U CN201520538928.5U CN201520538928U CN204782846U CN 204782846 U CN204782846 U CN 204782846U CN 201520538928 U CN201520538928 U CN 201520538928U CN 204782846 U CN204782846 U CN 204782846U
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- 238000010992 reflux Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 239000004576 sand Substances 0.000 abstract description 3
- 238000005406 washing Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract 2
- 239000012530 fluid Substances 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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Abstract
Description
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520538928.5U CN204782846U (zh) | 2015-07-23 | 2015-07-23 | 井下液力助推器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520538928.5U CN204782846U (zh) | 2015-07-23 | 2015-07-23 | 井下液力助推器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204782846U true CN204782846U (zh) | 2015-11-18 |
Family
ID=54522914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520538928.5U Expired - Fee Related CN204782846U (zh) | 2015-07-23 | 2015-07-23 | 井下液力助推器 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204782846U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909199A (zh) * | 2016-06-16 | 2016-08-31 | 中国石油集团渤海钻探工程有限公司 | 井下液力推进装置 |
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2015
- 2015-07-23 CN CN201520538928.5U patent/CN204782846U/zh not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909199A (zh) * | 2016-06-16 | 2016-08-31 | 中国石油集团渤海钻探工程有限公司 | 井下液力推进装置 |
| CN105909199B (zh) * | 2016-06-16 | 2019-03-19 | 中国石油集团渤海钻探工程有限公司 | 井下液力推进装置 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210714 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. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 |