CN200943466Y - 低扭矩方钻杆旋塞阀 - Google Patents
低扭矩方钻杆旋塞阀 Download PDFInfo
- Publication number
- CN200943466Y CN200943466Y CN 200620035431 CN200620035431U CN200943466Y CN 200943466 Y CN200943466 Y CN 200943466Y CN 200620035431 CN200620035431 CN 200620035431 CN 200620035431 U CN200620035431 U CN 200620035431U CN 200943466 Y CN200943466 Y CN 200943466Y
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- retainer
- valve seat
- spherical
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000005553 drilling Methods 0.000 abstract description 15
- 239000012530 fluid Substances 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 230000001050 lubricating effect Effects 0.000 abstract 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- 239000003345 natural gas Substances 0.000 abstract 1
- 239000004576 sand Substances 0.000 abstract 1
- 238000005461 lubrication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
Images
Landscapes
- Lift Valve (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620035431 CN200943466Y (zh) | 2006-08-30 | 2006-08-30 | 低扭矩方钻杆旋塞阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620035431 CN200943466Y (zh) | 2006-08-30 | 2006-08-30 | 低扭矩方钻杆旋塞阀 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN200943466Y true CN200943466Y (zh) | 2007-09-05 |
Family
ID=38718099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200620035431 Expired - Fee Related CN200943466Y (zh) | 2006-08-30 | 2006-08-30 | 低扭矩方钻杆旋塞阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN200943466Y (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102071909A (zh) * | 2009-11-19 | 2011-05-25 | 李新利 | 低扭矩方钻杆上旋塞阀 |
CN102071910A (zh) * | 2009-11-19 | 2011-05-25 | 李新利 | 低扭矩方钻杆旋塞阀 |
CN103742106A (zh) * | 2014-01-04 | 2014-04-23 | 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 |
CN104481437A (zh) * | 2014-12-15 | 2015-04-01 | 广汉川油井控装备有限公司 | 一种带压低扭矩方钻杆旋塞阀 |
CN104763376A (zh) * | 2015-04-14 | 2015-07-08 | 西南石油大学 | 一种有浮动阀座的方钻杆旋塞阀 |
CN104806199A (zh) * | 2015-04-14 | 2015-07-29 | 西南石油大学 | 斜面卸载低开启力方钻杆旋塞阀 |
CN105003684A (zh) * | 2015-08-10 | 2015-10-28 | 成都保瑞特钻头有限公司 | 具有稳定密封能力的新型方钻杆旋塞阀 |
CN106703749A (zh) * | 2015-07-23 | 2017-05-24 | 牡丹江鑫北方石油钻具有限责任公司 | 一种具有润滑和充填功能的新型旋塞阀 |
-
2006
- 2006-08-30 CN CN 200620035431 patent/CN200943466Y/zh not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102071909A (zh) * | 2009-11-19 | 2011-05-25 | 李新利 | 低扭矩方钻杆上旋塞阀 |
CN102071910A (zh) * | 2009-11-19 | 2011-05-25 | 李新利 | 低扭矩方钻杆旋塞阀 |
CN103742106A (zh) * | 2014-01-04 | 2014-04-23 | 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 |
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 |
CN104481437A (zh) * | 2014-12-15 | 2015-04-01 | 广汉川油井控装备有限公司 | 一种带压低扭矩方钻杆旋塞阀 |
CN104763376A (zh) * | 2015-04-14 | 2015-07-08 | 西南石油大学 | 一种有浮动阀座的方钻杆旋塞阀 |
CN104806199A (zh) * | 2015-04-14 | 2015-07-29 | 西南石油大学 | 斜面卸载低开启力方钻杆旋塞阀 |
CN106703749A (zh) * | 2015-07-23 | 2017-05-24 | 牡丹江鑫北方石油钻具有限责任公司 | 一种具有润滑和充填功能的新型旋塞阀 |
CN106703749B (zh) * | 2015-07-23 | 2019-02-12 | 牡丹江鑫北方石油钻具有限责任公司 | 一种具有润滑和充填功能的新型旋塞阀 |
CN105003684A (zh) * | 2015-08-10 | 2015-10-28 | 成都保瑞特钻头有限公司 | 具有稳定密封能力的新型方钻杆旋塞阀 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN200943466Y (zh) | 低扭矩方钻杆旋塞阀 | |
CN102162532B (zh) | 一种低温高压压力平衡式旋塞阀 | |
CN105386737B (zh) | 一种带压开孔装置 | |
CN201593397U (zh) | 一种油气井井下安全阀 | |
CN201615239U (zh) | 压力平衡旋塞阀 | |
CN102071910A (zh) | 低扭矩方钻杆旋塞阀 | |
CN201078483Y (zh) | 一种提升式单副密封旋塞阀 | |
CN206693964U (zh) | 常开式钻具浮阀 | |
CN2821148Y (zh) | 一种双通道旋塞阀 | |
CN201461966U (zh) | 高压大口径截止阀 | |
CN201412539Y (zh) | 一种高压大口径压裂闸阀 | |
CN205225131U (zh) | 一种套管防喷开孔器 | |
CN201460812U (zh) | 一种箭形止回阀 | |
CN201100439Y (zh) | 高性能压力平衡式旋塞阀 | |
CN200971768Y (zh) | 一种可测压旋塞阀 | |
CN2536854Y (zh) | 倒锥金属密封自润滑组合式旋塞阀 | |
CN204782899U (zh) | 一种蜗杆联动的抽油机井口密封器 | |
CN201671595U (zh) | 浮动自密封式井口注水阀 | |
CN202561109U (zh) | 一种v型球阀 | |
CN201546671U (zh) | 低扭矩方钻杆旋塞阀 | |
CN207538803U (zh) | 一种低扭矩高压双向旋塞阀 | |
CN202325402U (zh) | 防喷旋塞阀 | |
CN206429693U (zh) | 一种上装浮动球阀 | |
CN220769424U (zh) | 一种安全阀旋塞结构 | |
CN201546669U (zh) | 高压管汇旋塞阀 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20081128 Address after: Two south section of Zhongshan Road, Sichuan, Guanghan Province, China: 618300 Patentee after: Drilling Technology Institute, Chuanqing Drilling Engineering Co.,Ltd. of China National Petroleum Corp. Address before: The two section of South Zhongshan Road, Sichuan City, Guanghan Province, China, 618300 Patentee before: Drilling and production technology Research Institute of Sichuan Petroleum Administration |
|
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 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070905 Termination date: 20140830 |
|
EXPY | Termination of patent right or utility model |