CN208220739U - 一种适用性强的采油装置用柱塞杆 - Google Patents
一种适用性强的采油装置用柱塞杆 Download PDFInfo
- Publication number
- CN208220739U CN208220739U CN201820348907.0U CN201820348907U CN208220739U CN 208220739 U CN208220739 U CN 208220739U CN 201820348907 U CN201820348907 U CN 201820348907U CN 208220739 U CN208220739 U CN 208220739U
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- China
- Prior art keywords
- socketed
- diameter
- shell
- plunger rod
- center
- 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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- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820348907.0U CN208220739U (zh) | 2018-03-15 | 2018-03-15 | 一种适用性强的采油装置用柱塞杆 |
Applications Claiming Priority (1)
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CN201820348907.0U CN208220739U (zh) | 2018-03-15 | 2018-03-15 | 一种适用性强的采油装置用柱塞杆 |
Publications (1)
Publication Number | Publication Date |
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CN208220739U true CN208220739U (zh) | 2018-12-11 |
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Family Applications (1)
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CN201820348907.0U Active CN208220739U (zh) | 2018-03-15 | 2018-03-15 | 一种适用性强的采油装置用柱塞杆 |
Country Status (1)
Country | Link |
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CN (1) | CN208220739U (zh) |
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2018
- 2018-03-15 CN CN201820348907.0U patent/CN208220739U/zh active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Plunger Rod for Oil Production Equipment with Strong Applicability Effective date of registration: 20220812 Granted publication date: 20181211 Pledgee: Dalian Rural Commercial Bank Co., Ltd. Development Zone Sub-branch Pledgor: DALIAN KUNLIN METAL PRODUCT Co.,Ltd. Registration number: Y2022980012478 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231027 Granted publication date: 20181211 Pledgee: Dalian Rural Commercial Bank Co.,Ltd. Development Zone Sub branch Pledgor: DALIAN KUNLIN METAL PRODUCT Co.,Ltd. Registration number: Y2022980012478 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |