CN206903636U - 采油井井口油管回流控制器 - Google Patents
采油井井口油管回流控制器 Download PDFInfo
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- CN206903636U CN206903636U CN201720861869.4U CN201720861869U CN206903636U CN 206903636 U CN206903636 U CN 206903636U CN 201720861869 U CN201720861869 U CN 201720861869U CN 206903636 U CN206903636 U CN 206903636U
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- lower house
- valve
- upper shell
- valve element
- well head
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- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 12
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 12
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 22
- 239000011159 matrix material Substances 0.000 claims description 8
- 238000004073 vulcanization Methods 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract description 3
- 229920001169 thermoplastic Polymers 0.000 abstract description 3
- 239000004416 thermosoftening plastic Substances 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000000664 rectum Anatomy 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009421 internal insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Lift Valve (AREA)
- Valve Housings (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720861869.4U CN206903636U (zh) | 2017-07-14 | 2017-07-14 | 采油井井口油管回流控制器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720861869.4U CN206903636U (zh) | 2017-07-14 | 2017-07-14 | 采油井井口油管回流控制器 |
Publications (1)
Publication Number | Publication Date |
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CN206903636U true CN206903636U (zh) | 2018-01-19 |
Family
ID=61313176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720861869.4U Active CN206903636U (zh) | 2017-07-14 | 2017-07-14 | 采油井井口油管回流控制器 |
Country Status (1)
Country | Link |
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CN (1) | CN206903636U (zh) |
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2017
- 2017-07-14 CN CN201720861869.4U patent/CN206903636U/zh active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180726 Address after: 163000 apartment building 24, four, phase 24, sun Jiayuan, Daqing, Heilongjiang. Patentee after: Daqing Hongyuan Huaxing Technology Co., Ltd. Address before: 163000 room 907, H-5, No. 1, Jingyuan Road, Jingyuan District, Daqing, Heilongjiang Patentee before: Mi Junshan |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200330 Address after: 163000 Jinying international office building 1-903, No. 24, torch new street, high tech Zone, Daqing City, Heilongjiang Province Patentee after: Daqing Yanke Environmental Protection Technology Development Co., Ltd Address before: 163000 apartment building 24, four, phase 24, sun Jiayuan, Daqing, Heilongjiang. Patentee before: DAQING HONGYUAN HUAXING TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right |