CN203176417U - 一种煤层气开采井口套压调节阀 - Google Patents
一种煤层气开采井口套压调节阀 Download PDFInfo
- Publication number
- CN203176417U CN203176417U CN 201320158300 CN201320158300U CN203176417U CN 203176417 U CN203176417 U CN 203176417U CN 201320158300 CN201320158300 CN 201320158300 CN 201320158300 U CN201320158300 U CN 201320158300U CN 203176417 U CN203176417 U CN 203176417U
- Authority
- CN
- China
- Prior art keywords
- valve
- casing pressure
- throttle orifice
- spheroid
- coal
- 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
Images
Landscapes
- Lift Valve (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320158300 CN203176417U (zh) | 2013-04-01 | 2013-04-01 | 一种煤层气开采井口套压调节阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320158300 CN203176417U (zh) | 2013-04-01 | 2013-04-01 | 一种煤层气开采井口套压调节阀 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203176417U true CN203176417U (zh) | 2013-09-04 |
Family
ID=49073114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201320158300 Expired - Fee Related CN203176417U (zh) | 2013-04-01 | 2013-04-01 | 一种煤层气开采井口套压调节阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203176417U (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104455532A (zh) * | 2014-12-03 | 2015-03-25 | 刘振轩 | 自动加料或排料的阀 |
CN104653806A (zh) * | 2015-02-05 | 2015-05-27 | 宁波日安阀门有限公司 | 一种开度与流量呈线性关系的电动线性球阀 |
CN106151570A (zh) * | 2015-03-23 | 2016-11-23 | 氟络塞尔特种阀门(苏州)有限公司 | 一种自动调压球阀 |
CN108443522A (zh) * | 2018-05-15 | 2018-08-24 | 盐城市大昌石化设备有限公司 | 伞齿轮耐磨损陶瓷刀型闸阀 |
CN111779857A (zh) * | 2020-07-21 | 2020-10-16 | 亿川科技(成都)有限责任公司 | 一种角行程废水调节阀 |
-
2013
- 2013-04-01 CN CN 201320158300 patent/CN203176417U/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104455532A (zh) * | 2014-12-03 | 2015-03-25 | 刘振轩 | 自动加料或排料的阀 |
CN104455532B (zh) * | 2014-12-03 | 2017-03-22 | 刘振轩 | 自动加料或排料的阀 |
CN104653806A (zh) * | 2015-02-05 | 2015-05-27 | 宁波日安阀门有限公司 | 一种开度与流量呈线性关系的电动线性球阀 |
CN106151570A (zh) * | 2015-03-23 | 2016-11-23 | 氟络塞尔特种阀门(苏州)有限公司 | 一种自动调压球阀 |
CN108443522A (zh) * | 2018-05-15 | 2018-08-24 | 盐城市大昌石化设备有限公司 | 伞齿轮耐磨损陶瓷刀型闸阀 |
CN111779857A (zh) * | 2020-07-21 | 2020-10-16 | 亿川科技(成都)有限责任公司 | 一种角行程废水调节阀 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203176417U (zh) | 一种煤层气开采井口套压调节阀 | |
CN201326823Y (zh) | 氯气专用波纹管截止阀 | |
CN105757271A (zh) | 一种新型流量微调闸阀 | |
CN102442554A (zh) | 球形流量调节阀门 | |
CN101225886A (zh) | 氯气专用调节阀 | |
CN210118471U (zh) | 一种可在线调节密封比压的压力平衡式倒装衬套旋塞阀 | |
CN203703150U (zh) | 一种双重密封的直角节流阀 | |
CN105546132A (zh) | 一种全关闭密封式孔板节流阀 | |
CN204493747U (zh) | 一种双向密封蝶阀 | |
CN204025719U (zh) | 可更换式阀座结构 | |
CN204312815U (zh) | 一种双向密封蝶阀 | |
CN204729653U (zh) | 一种设置有偏心多层次阀板的硬密封蝶阀 | |
CN203131095U (zh) | 自补偿阀球磨损的球阀 | |
CN203477358U (zh) | 一种自密封的高压蒸汽控制阀 | |
CN203395210U (zh) | 高可靠性双向硬密封蝶阀 | |
CN202531927U (zh) | 旋启式止回阀 | |
CN201973260U (zh) | 一种氯气专用阀 | |
CN205371655U (zh) | 超低温蝶阀 | |
CN207538803U (zh) | 一种低扭矩高压双向旋塞阀 | |
CN103115164A (zh) | 弹簧补偿式低温浮动球阀 | |
CN205001622U (zh) | 一种结构稳定的硬密封蝶阀 | |
CN204533555U (zh) | 一种阀门 | |
CN204878767U (zh) | 一种双重定位多层硬密封蝶阀 | |
CN202358690U (zh) | 球形流量调节阀门 | |
CN206496011U (zh) | 一种手动软密封蝶阀 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Casing pressure regulating valve of coal bed methane exploitation wellhead Effective date of registration: 20150122 Granted publication date: 20130904 Pledgee: Bank of Xi'an Limited by Share Ltd. Textile City subbranch Pledgor: VICTORY VALVE GROUP CO.,LTD. Registration number: 2015610000002 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20160303 Granted publication date: 20130904 Pledgee: Bank of Xi'an Limited by Share Ltd. Textile City subbranch Pledgor: VICTORY VALVE GROUP CO.,LTD. Registration number: 2015610000002 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 |