CN2300718Y - 一种防脱抽油杆及其接箍 - Google Patents
一种防脱抽油杆及其接箍 Download PDFInfo
- Publication number
- CN2300718Y CN2300718Y CN 97219858 CN97219858U CN2300718Y CN 2300718 Y CN2300718 Y CN 2300718Y CN 97219858 CN97219858 CN 97219858 CN 97219858 U CN97219858 U CN 97219858U CN 2300718 Y CN2300718 Y CN 2300718Y
- Authority
- CN
- China
- Prior art keywords
- sucker rod
- oil pumping
- drop
- pumping rod
- utility
- 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
- 238000005086 pumping Methods 0.000 title abstract description 10
- 239000011148 porous material Substances 0.000 claims 1
- 238000000605 extraction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 97219858 CN2300718Y (zh) | 1997-07-16 | 1997-07-16 | 一种防脱抽油杆及其接箍 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 97219858 CN2300718Y (zh) | 1997-07-16 | 1997-07-16 | 一种防脱抽油杆及其接箍 |
Publications (1)
Publication Number | Publication Date |
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CN2300718Y true CN2300718Y (zh) | 1998-12-16 |
Family
ID=33935719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 97219858 Expired - Fee Related CN2300718Y (zh) | 1997-07-16 | 1997-07-16 | 一种防脱抽油杆及其接箍 |
Country Status (1)
Country | Link |
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CN (1) | CN2300718Y (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105484674A (zh) * | 2015-12-31 | 2016-04-13 | 九环机械股份有限公司 | 一种螺杆泵限位装置用方轴脱接器 |
CN106285508A (zh) * | 2016-10-20 | 2017-01-04 | 西南石油大学 | 一种抽油杆双螺纹防脱装置 |
CN106639905A (zh) * | 2017-01-24 | 2017-05-10 | 中国石油天然气集团公司 | 异径连续油管对接装置及其安装方法和异径油管安装方法 |
-
1997
- 1997-07-16 CN CN 97219858 patent/CN2300718Y/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105484674A (zh) * | 2015-12-31 | 2016-04-13 | 九环机械股份有限公司 | 一种螺杆泵限位装置用方轴脱接器 |
CN105484674B (zh) * | 2015-12-31 | 2018-02-13 | 九环机械股份有限公司 | 一种螺杆泵限位装置用方轴脱接器 |
CN106285508A (zh) * | 2016-10-20 | 2017-01-04 | 西南石油大学 | 一种抽油杆双螺纹防脱装置 |
CN106639905A (zh) * | 2017-01-24 | 2017-05-10 | 中国石油天然气集团公司 | 异径连续油管对接装置及其安装方法和异径油管安装方法 |
CN106639905B (zh) * | 2017-01-24 | 2018-10-12 | 中国石油天然气集团公司 | 异径连续油管对接装置及其安装方法和异径油管安装方法 |
US11149496B2 (en) | 2017-01-24 | 2021-10-19 | China National Petroleum Corporation | Coupling apparatus for coiled tubings of different diameters, installing method for coupling apparatus, and installing method for tubings of different diameters using coupling apparatus |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: ZHANG MIN TO: TIANJIN DAGANG OILFIELD CANGHAI INDUSTRIAL COMPANY |
|
CP03 | Change of name, title or address |
Address after: 300280 Dagang Oilfield, Dagang Road, Tianjin Cheng Cheng hospital Patentee after: Tianjin Dagang Oilfield Industrial Company Address before: 132012 No. three, building 14, Linjiang District, Jilin, Jilin, 38 Patentee before: Zhang Min |
|
ASS | Succession or assignment of patent right |
Owner name: TIANJIN DAGANG OIL FIELD GAODENG MACHINERY MANUFA Free format text: FORMER OWNER: TIANJIN DAGANG OILFIELD CANGHAI INDUSTRIAL COMPANY Effective date: 20031128 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20031128 Address after: Tianjin City Dagang oil field in the middle section of the northern section of the road, Li Cheng company Patentee after: Tianjin Dagang oil field Gordon Machinery Manufacturing Co., Ltd. Address before: Dagang Oilfield in Tianjin city through the middle of the road into the hospital Patentee before: Tianjin Dagang Oilfield Industrial Company |
|
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |