CN101566239B - 针式节流阀的阀针 - Google Patents
针式节流阀的阀针 Download PDFInfo
- Publication number
- CN101566239B CN101566239B CN2009100270160A CN200910027016A CN101566239B CN 101566239 B CN101566239 B CN 101566239B CN 2009100270160 A CN2009100270160 A CN 2009100270160A CN 200910027016 A CN200910027016 A CN 200910027016A CN 101566239 B CN101566239 B CN 101566239B
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- Prior art keywords
- needle
- joint
- head
- throttle valve
- connection part
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- 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.)
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Abstract
Description
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100270160A CN101566239B (zh) | 2009-05-22 | 2009-05-22 | 针式节流阀的阀针 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100270160A CN101566239B (zh) | 2009-05-22 | 2009-05-22 | 针式节流阀的阀针 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101566239A CN101566239A (zh) | 2009-10-28 |
| CN101566239B true CN101566239B (zh) | 2011-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100270160A Active CN101566239B (zh) | 2009-05-22 | 2009-05-22 | 针式节流阀的阀针 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101566239B (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046897B (zh) * | 2012-12-20 | 2015-06-03 | 西南石油大学 | 一种控压钻井自动调节节流阀的阀针 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3262673A (en) * | 1964-03-24 | 1966-07-26 | Joseph Dixon Crucible Co | Stopper rod assembly |
| EP0279103A2 (en) * | 1987-02-18 | 1988-08-24 | Cooper Industries, Inc. | Choke and improved needle tip therefor |
| CN2876320Y (zh) * | 2006-04-02 | 2007-03-07 | 兰州天智机械有限公司 | 采气井口节流阀 |
| CN101311586A (zh) * | 2007-09-29 | 2008-11-26 | 赵春惠 | 永不渗漏阀门 |
| CN101328978A (zh) * | 2008-07-23 | 2008-12-24 | 江苏金石油气井口科技有限公司 | 针型节流阀的“哈夫”型连接装置 |
-
2009
- 2009-05-22 CN CN2009100270160A patent/CN101566239B/zh active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3262673A (en) * | 1964-03-24 | 1966-07-26 | Joseph Dixon Crucible Co | Stopper rod assembly |
| EP0279103A2 (en) * | 1987-02-18 | 1988-08-24 | Cooper Industries, Inc. | Choke and improved needle tip therefor |
| CN2876320Y (zh) * | 2006-04-02 | 2007-03-07 | 兰州天智机械有限公司 | 采气井口节流阀 |
| CN101311586A (zh) * | 2007-09-29 | 2008-11-26 | 赵春惠 | 永不渗漏阀门 |
| CN101328978A (zh) * | 2008-07-23 | 2008-12-24 | 江苏金石油气井口科技有限公司 | 针型节流阀的“哈夫”型连接装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101566239A (zh) | 2009-10-28 |
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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 | ||
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU SHAREATE ALLOY TOOL CO., LTD. Free format text: FORMER OWNER: SUZHOU KINGDREAM SHAREATE CEMENTED CARBIDE CO., LTD. Effective date: 20120816 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120816 Address after: 215121, No. 6, West Road, Ting Technology Park, Suzhou Industrial Park, Jiangsu Patentee after: Suzhou Xinrui Alloy Tool Co.,Ltd. Address before: 215121, No. 6, West Road, Ting Technology Park, Suzhou Industrial Park, Jiangsu Patentee before: Suzhou KINGDREAM SHAREATE Cemented Carbide Co., Ltd. |