CN1912335B - 防止方钻杆旋塞阀卡阻的密封工艺 - Google Patents
防止方钻杆旋塞阀卡阻的密封工艺 Download PDFInfo
- Publication number
- CN1912335B CN1912335B CN2006100217042A CN200610021704A CN1912335B CN 1912335 B CN1912335 B CN 1912335B CN 2006100217042 A CN2006100217042 A CN 2006100217042A CN 200610021704 A CN200610021704 A CN 200610021704A CN 1912335 B CN1912335 B CN 1912335B
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- CN
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- Prior art keywords
- prefabricated
- plastic construction
- gap
- macromolecule plastic
- construction part
- 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
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- 238000007789 sealing Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims abstract description 8
- 229920002521 macromolecule Polymers 0.000 claims description 19
- 238000010276 construction Methods 0.000 claims description 18
- 239000012535 impurity Substances 0.000 claims description 12
- 238000005516 engineering process Methods 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 3
- 238000007731 hot pressing Methods 0.000 claims description 2
- 239000002861 polymer material Substances 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
Images
Landscapes
- Lift Valve (AREA)
- Multiple-Way Valves (AREA)
- Valve Housings (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2006100217042A CN1912335B (zh) | 2006-08-30 | 2006-08-30 | 防止方钻杆旋塞阀卡阻的密封工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2006100217042A CN1912335B (zh) | 2006-08-30 | 2006-08-30 | 防止方钻杆旋塞阀卡阻的密封工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1912335A CN1912335A (zh) | 2007-02-14 |
CN1912335B true CN1912335B (zh) | 2010-08-04 |
Family
ID=37721372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100217042A Expired - Fee Related CN1912335B (zh) | 2006-08-30 | 2006-08-30 | 防止方钻杆旋塞阀卡阻的密封工艺 |
Country Status (1)
Country | Link |
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CN (1) | CN1912335B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103742106B (zh) * | 2014-01-04 | 2016-07-06 | 黑龙江北方双佳钻采机具有限责任公司 | 高压差可开关方钻杆旋塞阀 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3206163A (en) * | 1963-02-21 | 1965-09-14 | Duriron Co | Sleeve lined plug valves |
US3263697A (en) * | 1961-04-26 | 1966-08-02 | Continental Manufacturing Comp | Lined plug valve |
CN87207183U (zh) * | 1987-06-15 | 1988-04-20 | 福州仪器阀门厂 | 食品旋塞阀门 |
CN2492715Y (zh) * | 2000-10-18 | 2002-05-22 | 马惠明 | 新型无间隙旋塞阀 |
CN2616676Y (zh) * | 2003-05-07 | 2004-05-19 | 邓里鹏 | 阀芯全封闭方钻杆下旋塞 |
-
2006
- 2006-08-30 CN CN2006100217042A patent/CN1912335B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3263697A (en) * | 1961-04-26 | 1966-08-02 | Continental Manufacturing Comp | Lined plug valve |
US3206163A (en) * | 1963-02-21 | 1965-09-14 | Duriron Co | Sleeve lined plug valves |
CN87207183U (zh) * | 1987-06-15 | 1988-04-20 | 福州仪器阀门厂 | 食品旋塞阀门 |
CN2492715Y (zh) * | 2000-10-18 | 2002-05-22 | 马惠明 | 新型无间隙旋塞阀 |
CN2616676Y (zh) * | 2003-05-07 | 2004-05-19 | 邓里鹏 | 阀芯全封闭方钻杆下旋塞 |
Also Published As
Publication number | Publication date |
---|---|
CN1912335A (zh) | 2007-02-14 |
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SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM GROUP CHUANQING DRILLING ENGINEER Free format text: FORMER OWNER: SICHUAN PETROLEUM ADMINISTRATION DRILLING CRAFT TECHNOLOGY RESEARCH INSTITUTE APPLICANT ADDRESS Effective date: 20081128 |
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TA01 | Transfer of patent application right |
Effective date of registration: 20081128 Address after: Two south section of Zhongshan Avenue, Sichuan, Guanghan Province, China: 618300 Applicant after: CNPC CHUANQING DRILLING ENGINEERING Co.,Ltd. Address before: The two section of South Zhongshan Road, Sichuan, Guanghan Province, China: 618300 Applicant before: Drilling and production technology Research Institute of Sichuan Petroleum Administration |
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ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM GROUP CHUANQING DRILLING ENGINEERI Free format text: FORMER OWNER: SICHUAN PETROLEUM ADMINISTRATION DRILLING CRAFT TECHNOLOGY RESEARCH INSTITUTE Effective date: 20081128 |
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C14 | Grant of patent or utility model | ||
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100804 Termination date: 20150830 |
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