CN1766281A - 油井用自动切换三通循环接头 - Google Patents
油井用自动切换三通循环接头 Download PDFInfo
- Publication number
- CN1766281A CN1766281A CN 200510015273 CN200510015273A CN1766281A CN 1766281 A CN1766281 A CN 1766281A CN 200510015273 CN200510015273 CN 200510015273 CN 200510015273 A CN200510015273 A CN 200510015273A CN 1766281 A CN1766281 A CN 1766281A
- Authority
- CN
- China
- Prior art keywords
- sealing
- plug
- circulation
- movable passageway
- 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.)
- Granted
Links
Images
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100152734A CN100354499C (zh) | 2005-09-29 | 2005-09-29 | 油井用自动切换三通循环接头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100152734A CN100354499C (zh) | 2005-09-29 | 2005-09-29 | 油井用自动切换三通循环接头 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1766281A true CN1766281A (zh) | 2006-05-03 |
CN100354499C CN100354499C (zh) | 2007-12-12 |
Family
ID=36742362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100152734A Expired - Fee Related CN100354499C (zh) | 2005-09-29 | 2005-09-29 | 油井用自动切换三通循环接头 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100354499C (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101929327A (zh) * | 2010-09-06 | 2010-12-29 | 中国海洋石油总公司 | 具有滤排砂功能的电潜泵生产管柱及其操作方法 |
CN101975037A (zh) * | 2010-09-26 | 2011-02-16 | 中国石油化工股份有限公司 | 修井液正反循环转换方法及其井下正反循环转换装置 |
CN104204402A (zh) * | 2012-02-13 | 2014-12-10 | 贝克休斯公司 | 可选择性地腐蚀的井下物品及使用方法 |
CN105114016A (zh) * | 2015-08-19 | 2015-12-02 | 中国石油天然气集团公司 | 管柱清洗装置 |
CN106185087A (zh) * | 2016-07-12 | 2016-12-07 | 欧德机械成都有限公司 | 一种液力自密封的储奶罐结构 |
CN108194076A (zh) * | 2017-12-27 | 2018-06-22 | 中国石油天然气股份有限公司 | 双向脉冲中子氧活化测井仪标定解释方法、装置和图版 |
CN111119791A (zh) * | 2019-12-20 | 2020-05-08 | 中海石油(中国)有限公司 | 一种双通道钻井井下浮阀 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4749044A (en) * | 1987-02-03 | 1988-06-07 | J. B. Deilling Co. | Apparatus for washover featuring controllable circulating valve |
JPH07503294A (ja) * | 1992-01-31 | 1995-04-06 | アドバンスド、ドリリング、テクノロジーズ、プロプライエタリ、リミテッド | 掘穿設備のためのインライン半組立部品 |
US6390199B1 (en) * | 1999-09-21 | 2002-05-21 | Shell Oil Company | Downhole safety valve |
NO314701B3 (no) * | 2001-03-20 | 2007-10-08 | Reslink As | Stromningsstyreanordning for struping av innstrommende fluider i en bronn |
CN2603846Y (zh) * | 2002-11-26 | 2004-02-18 | 中国石油集团科学技术研究院江汉机械研究所 | 超高压液控换向滑阀 |
US20050006150A1 (en) * | 2003-07-07 | 2005-01-13 | Power Chokes, L.P. | Solids strainer system for a hydraulic choke |
GB2411416C (en) * | 2004-02-24 | 2011-09-28 | Pump Tools Ltd | Flow diversion apparatus and method |
CN2849149Y (zh) * | 2005-09-29 | 2006-12-20 | 中国海洋石油总公司 | 油井用自动切换三通循环接头 |
-
2005
- 2005-09-29 CN CNB2005100152734A patent/CN100354499C/zh not_active Expired - Fee Related
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101929327A (zh) * | 2010-09-06 | 2010-12-29 | 中国海洋石油总公司 | 具有滤排砂功能的电潜泵生产管柱及其操作方法 |
CN101975037A (zh) * | 2010-09-26 | 2011-02-16 | 中国石油化工股份有限公司 | 修井液正反循环转换方法及其井下正反循环转换装置 |
CN104204402A (zh) * | 2012-02-13 | 2014-12-10 | 贝克休斯公司 | 可选择性地腐蚀的井下物品及使用方法 |
CN104204402B (zh) * | 2012-02-13 | 2017-04-26 | 贝克休斯公司 | 可选择性地腐蚀的井下物品及使用方法 |
CN105114016A (zh) * | 2015-08-19 | 2015-12-02 | 中国石油天然气集团公司 | 管柱清洗装置 |
CN105114016B (zh) * | 2015-08-19 | 2017-12-05 | 中国石油天然气集团公司 | 管柱清洗装置 |
CN106185087A (zh) * | 2016-07-12 | 2016-12-07 | 欧德机械成都有限公司 | 一种液力自密封的储奶罐结构 |
CN106185087B (zh) * | 2016-07-12 | 2018-07-27 | 欧德机械成都有限公司 | 一种液力自密封的储奶罐结构 |
CN108194076A (zh) * | 2017-12-27 | 2018-06-22 | 中国石油天然气股份有限公司 | 双向脉冲中子氧活化测井仪标定解释方法、装置和图版 |
CN111119791A (zh) * | 2019-12-20 | 2020-05-08 | 中海石油(中国)有限公司 | 一种双通道钻井井下浮阀 |
CN111119791B (zh) * | 2019-12-20 | 2022-03-15 | 中海石油(中国)有限公司 | 一种双通道钻井井下浮阀 |
Also Published As
Publication number | Publication date |
---|---|
CN100354499C (zh) | 2007-12-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1766281A (zh) | 油井用自动切换三通循环接头 | |
CN101054968B (zh) | 液力抽油泵 | |
CN113494273A (zh) | 一种电泵采油井的完井管柱、生产管柱及其施工方法 | |
CN105909205B (zh) | 一种新型有源液控封隔器 | |
CN2849149Y (zh) | 油井用自动切换三通循环接头 | |
CN105178919B (zh) | 自控式油井套管气回收装置 | |
CN201517498U (zh) | 胶筒柱塞 | |
CN201144678Y (zh) | 可充填控水筛管 | |
CN2381777Y (zh) | 一种液压往复式井下控制开关 | |
CN210622755U (zh) | Sagd油井双级光杆密封装置 | |
CN208295149U (zh) | 一种高压井口液动节流阀 | |
CN204532258U (zh) | 一种用于井下液压控制的微型电动阀 | |
CN1023337C (zh) | 抽油井自动清蜡装置 | |
CN204782834U (zh) | 一种新型连续管外卡瓦连接器 | |
CN208106864U (zh) | 用于全液压坑道钻机执行机构的两位换向阀组 | |
CN206769866U (zh) | 一种适用于多种管道直径的石油开采用防喷器 | |
CN200982187Y (zh) | 压裂水力喷射泵 | |
CN106050188A (zh) | 一种水平井多级压裂智能滑套 | |
CN108443518A (zh) | 一种高压井口液动节流阀 | |
CN217538653U (zh) | 一种固定凡尔封闭井液流动通道防喷装置 | |
CN2787821Y (zh) | 方钻杆抢装短节 | |
CN110469361A (zh) | 一种煤矿用风门气压控制装置 | |
CN219081541U (zh) | 一种注水井口装置用辅助密封结构 | |
CN2397255Y (zh) | 一种抽油泵用固定阀 | |
CN2097276U (zh) | 砂通式抽油泵 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Ocean Oil Mansion, No. 25 North Main Street, Beijing, Dongcheng District, Chaoyangmen: 100010 Co-patentee after: CNOOC ENERGY TECHNOLOGY & SERVICES Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Address before: Ocean Oil Mansion, No. 25 North Main Street, Beijing, Dongcheng District, Chaoyangmen: 100010 Co-patentee before: CNOOC OIL BASE GROUP Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. |
|
CP03 | Change of name, title or address |
Address after: Marine Oil Mansion, 25 Chaoyangmen North Street, Dongcheng District, Beijing zip code: 10001 Co-patentee after: CNOOC OIL BASE GROUP Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Address before: Marine Oil Mansion, 6 small street, Dongzhi gate, Beijing, zip code: 100027 Co-patentee before: China Ocean Petroleum Base Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071212 Termination date: 20160929 |
|
CF01 | Termination of patent right due to non-payment of annual fee |