CN203050537U - 一种防腐蚀抽油杆 - Google Patents
一种防腐蚀抽油杆 Download PDFInfo
- Publication number
- CN203050537U CN203050537U CN 201220749274 CN201220749274U CN203050537U CN 203050537 U CN203050537 U CN 203050537U CN 201220749274 CN201220749274 CN 201220749274 CN 201220749274 U CN201220749274 U CN 201220749274U CN 203050537 U CN203050537 U CN 203050537U
- Authority
- CN
- China
- Prior art keywords
- sucker rod
- salt bath
- corrosive
- qpq
- surface layer
- 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
- 150000003839 salts Chemical class 0.000 claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 7
- 238000005260 corrosion Methods 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 4
- 239000002344 surface layer Substances 0.000 abstract 4
- 239000010410 layer Substances 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010791 quenching Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Images
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- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220749274 CN203050537U (zh) | 2012-12-24 | 2012-12-24 | 一种防腐蚀抽油杆 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220749274 CN203050537U (zh) | 2012-12-24 | 2012-12-24 | 一种防腐蚀抽油杆 |
Publications (1)
Publication Number | Publication Date |
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CN203050537U true CN203050537U (zh) | 2013-07-10 |
Family
ID=48733502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220749274 Expired - Lifetime CN203050537U (zh) | 2012-12-24 | 2012-12-24 | 一种防腐蚀抽油杆 |
Country Status (1)
Country | Link |
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CN (1) | CN203050537U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103438759A (zh) * | 2013-08-06 | 2013-12-11 | 重庆建设工业(集团)有限责任公司 | 枪管表面处理工艺 |
-
2012
- 2012-12-24 CN CN 201220749274 patent/CN203050537U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103438759A (zh) * | 2013-08-06 | 2013-12-11 | 重庆建设工业(集团)有限责任公司 | 枪管表面处理工艺 |
CN103438759B (zh) * | 2013-08-06 | 2014-12-31 | 重庆建设工业(集团)有限责任公司 | 枪管表面处理工艺 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
DD01 | Delivery of document by public notice |
Addressee: Li Yongxiang Document name: Notification of Passing Examination on Formalities |
|
DD01 | Delivery of document by public notice | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190109 Address after: 257503 Jiangrun Petroleum Science and Technology Development Co., Ltd. Dongying City, East of West Wei2 Road, Yongan Town, Kenli District, Dongying City, Shandong Province Patentee after: DONGYING JIANGRUN PETROLEUM TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 257051 Jiangrun Petroleum Science and Technology Development Co., Ltd., Shengli Oil Production Plant, Dongying City, Shandong Province Patentee before: Li Yongxiang |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
CX01 | Expiry of patent term |