CN201679481U - Steam hot washing device - Google Patents
Steam hot washing device Download PDFInfo
- Publication number
- CN201679481U CN201679481U CN201020173993XU CN201020173993U CN201679481U CN 201679481 U CN201679481 U CN 201679481U CN 201020173993X U CN201020173993X U CN 201020173993XU CN 201020173993 U CN201020173993 U CN 201020173993U CN 201679481 U CN201679481 U CN 201679481U
- Authority
- CN
- China
- Prior art keywords
- boiler
- heat exchanger
- hot
- washing device
- 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.)
- Expired - Fee Related
Links
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201020173993XU CN201679481U (en) | 2010-04-29 | 2010-04-29 | Steam hot washing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201020173993XU CN201679481U (en) | 2010-04-29 | 2010-04-29 | Steam hot washing device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201679481U true CN201679481U (en) | 2010-12-22 |
Family
ID=43344529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201020173993XU Expired - Fee Related CN201679481U (en) | 2010-04-29 | 2010-04-29 | Steam hot washing device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201679481U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105863560A (en) * | 2016-05-25 | 2016-08-17 | 辽宁瑞达石油技术有限公司 | Oil-well steam thermal washing and chemical agent composite paraffin removal system and method |
CN111441745A (en) * | 2020-05-08 | 2020-07-24 | 中国石油天然气股份有限公司 | Oil field paraffin removal hot washing equipment and use method |
-
2010
- 2010-04-29 CN CN201020173993XU patent/CN201679481U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105863560A (en) * | 2016-05-25 | 2016-08-17 | 辽宁瑞达石油技术有限公司 | Oil-well steam thermal washing and chemical agent composite paraffin removal system and method |
CN111441745A (en) * | 2020-05-08 | 2020-07-24 | 中国石油天然气股份有限公司 | Oil field paraffin removal hot washing equipment and use method |
CN111441745B (en) * | 2020-05-08 | 2022-03-01 | 中国石油天然气股份有限公司 | Oil field paraffin removal hot washing equipment and use method |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: PUYANG SHIDA OIL EQUIPMENT CO., LTD. Free format text: FORMER OWNER: LOU ZHIHUAI Effective date: 20130315 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 457000 PUYANG, HENAN PROVINCE TO: 100101 CHANGPING, BEIJING |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130315 Address after: 100101 China University of Petroleum Science Park, 18 Fukang Road, Beijing, Changping District Patentee after: Puyang Shida Petroleum Equipment Co., Ltd. Address before: 457000 No. 118, Panjin Road, Puyang, Henan Patentee before: Lou Zhihuai |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 Termination date: 20130429 |