CN202280145U - Seamless full-plastic underearth well - Google Patents
Seamless full-plastic underearth well Download PDFInfo
- Publication number
- CN202280145U CN202280145U CN2011204122688U CN201120412268U CN202280145U CN 202280145 U CN202280145 U CN 202280145U CN 2011204122688 U CN2011204122688 U CN 2011204122688U CN 201120412268 U CN201120412268 U CN 201120412268U CN 202280145 U CN202280145 U CN 202280145U
- Authority
- CN
- China
- Prior art keywords
- well
- underearth
- seamless
- plastic
- buried 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.)
- Expired - Lifetime
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Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204122688U CN202280145U (en) | 2011-10-26 | 2011-10-26 | Seamless full-plastic underearth well |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204122688U CN202280145U (en) | 2011-10-26 | 2011-10-26 | Seamless full-plastic underearth well |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202280145U true CN202280145U (en) | 2012-06-20 |
Family
ID=46226319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011204122688U Expired - Lifetime CN202280145U (en) | 2011-10-26 | 2011-10-26 | Seamless full-plastic underearth well |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202280145U (en) |
-
2011
- 2011-10-26 CN CN2011204122688U patent/CN202280145U/en not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200114 Address after: 113008, east of Zhongxing Street, Fushun Economic Development Zone, Liaoning, Fushun, South China Road, D18 block, South Block seven Co-patentee after: Northeast refinery Engineering Co., Ltd of group of CNPC Patentee after: Liaoning Dicheng Heating Equipment Co., Ltd. Address before: 113008, east of Zhongxing Street, Fushun Economic Development Zone, Liaoning, Fushun, South China Road, D18 block, South Block seven Patentee before: Liaoning Dicheng Heating Equipment Co., Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20120620 |