CN207033386U - Formula bumper stuck releasing device is pulled off in a kind of oil well repairing operation - Google Patents
Formula bumper stuck releasing device is pulled off in a kind of oil well repairing operation Download PDFInfo
- Publication number
- CN207033386U CN207033386U CN201720813402.2U CN201720813402U CN207033386U CN 207033386 U CN207033386 U CN 207033386U CN 201720813402 U CN201720813402 U CN 201720813402U CN 207033386 U CN207033386 U CN 207033386U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- locating part
- groove
- mandrel
- oil well
- 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.)
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- 239000003129 oil well Substances 0.000 title claims abstract description 15
- 230000008092 positive effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720813402.2U CN207033386U (en) | 2017-07-06 | 2017-07-06 | Formula bumper stuck releasing device is pulled off in a kind of oil well repairing operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720813402.2U CN207033386U (en) | 2017-07-06 | 2017-07-06 | Formula bumper stuck releasing device is pulled off in a kind of oil well repairing operation |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207033386U true CN207033386U (en) | 2018-02-23 |
Family
ID=61466848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720813402.2U Active CN207033386U (en) | 2017-07-06 | 2017-07-06 | Formula bumper stuck releasing device is pulled off in a kind of oil well repairing operation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207033386U (en) |
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2017
- 2017-07-06 CN CN201720813402.2U patent/CN207033386U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yancheng jiajiarong Petrochemical Equipment Co.,Ltd. Assignor: JIANGSU XIONGYUE PETROLEUM MECHANICAL EQUIPMENT MANUFACTURING Co.,Ltd. Contract record no.: X2023980051295 Denomination of utility model: A pull-out and shock-absorbing device for oil field well repair operations Granted publication date: 20180223 License type: Common License Record date: 20231212 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Yancheng jiajiarong Petrochemical Equipment Co.,Ltd. Assignor: JIANGSU XIONGYUE PETROLEUM MECHANICAL EQUIPMENT MANUFACTURING Co.,Ltd. Contract record no.: X2023980051295 Date of cancellation: 20240613 |
|
EC01 | Cancellation of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yancheng jiajiarong Petrochemical Equipment Co.,Ltd. Assignor: JIANGSU XIONGYUE PETROLEUM MECHANICAL EQUIPMENT MANUFACTURING Co.,Ltd. Contract record no.: X2024980009255 Denomination of utility model: A pull-out shock release device for oilfield well repair operations Granted publication date: 20180223 License type: Common License Record date: 20240709 |