CN202132006U - 一种带压下管可反洗井底部球座 - Google Patents
一种带压下管可反洗井底部球座 Download PDFInfo
- Publication number
- CN202132006U CN202132006U CN201120236036U CN201120236036U CN202132006U CN 202132006 U CN202132006 U CN 202132006U CN 201120236036 U CN201120236036 U CN 201120236036U CN 201120236036 U CN201120236036 U CN 201120236036U CN 202132006 U CN202132006 U CN 202132006U
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- Prior art keywords
- valve base
- steel ball
- lever
- top connection
- torsion spring
- 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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- 238000011001 backwashing Methods 0.000 title abstract 3
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000000994 depressogenic effect Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 11
- 238000011010 flushing procedure Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
Description
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120236036U CN202132006U (zh) | 2011-07-06 | 2011-07-06 | 一种带压下管可反洗井底部球座 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120236036U CN202132006U (zh) | 2011-07-06 | 2011-07-06 | 一种带压下管可反洗井底部球座 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202132006U true CN202132006U (zh) | 2012-02-01 |
Family
ID=45520779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120236036U Expired - Fee Related CN202132006U (zh) | 2011-07-06 | 2011-07-06 | 一种带压下管可反洗井底部球座 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202132006U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086932A (zh) * | 2018-01-23 | 2018-05-29 | 东营百华石油技术开发有限公司 | 一种防止泥浆从油管喷出的试压装置 |
-
2011
- 2011-07-06 CN CN201120236036U patent/CN202132006U/zh not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086932A (zh) * | 2018-01-23 | 2018-05-29 | 东营百华石油技术开发有限公司 | 一种防止泥浆从油管喷出的试压装置 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Jiangsu province Yangzhou City Wenhui Road 225009 No. 1 Co-patentee after: Jiangsu oil field Mining Development Co., Ltd. Patentee after: China Petrochemical Group Corp. Address before: Jiangsu province Yangzhou City Wenhui Road 225009 No. 1 Co-patentee before: Jiangsu Oilfield Mining Dvelopment General Co.,Ltd. Patentee before: China Petrochemical Group Corp. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20200706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |