CN2540537Y - 内平衡式氧气截止阀 - Google Patents
内平衡式氧气截止阀 Download PDFInfo
- Publication number
- CN2540537Y CN2540537Y CN 02217663 CN02217663U CN2540537Y CN 2540537 Y CN2540537 Y CN 2540537Y CN 02217663 CN02217663 CN 02217663 CN 02217663 U CN02217663 U CN 02217663U CN 2540537 Y CN2540537 Y CN 2540537Y
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- Prior art keywords
- flap
- seal ring
- valve
- lining
- stop valve
- 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 - Lifetime
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Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02217663 CN2540537Y (zh) | 2002-05-24 | 2002-05-24 | 内平衡式氧气截止阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02217663 CN2540537Y (zh) | 2002-05-24 | 2002-05-24 | 内平衡式氧气截止阀 |
Publications (1)
Publication Number | Publication Date |
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CN2540537Y true CN2540537Y (zh) | 2003-03-19 |
Family
ID=33696431
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02217663 Expired - Lifetime CN2540537Y (zh) | 2002-05-24 | 2002-05-24 | 内平衡式氧气截止阀 |
Country Status (1)
Country | Link |
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CN (1) | CN2540537Y (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101858440A (zh) * | 2010-06-18 | 2010-10-13 | 陈国顺 | 二向电磁阀 |
CN103644318A (zh) * | 2013-11-20 | 2014-03-19 | 江苏亿阀集团有限公司 | 一种内平衡式氧气截止阀 |
CN104976363A (zh) * | 2015-06-25 | 2015-10-14 | 北京奥盛兰石油技术服务有限公司 | 一种高压阀门 |
CN114704662A (zh) * | 2022-04-07 | 2022-07-05 | 江苏亿阀股份有限公司 | 一种高压抗静电氧气用截止阀及其使用方法 |
-
2002
- 2002-05-24 CN CN 02217663 patent/CN2540537Y/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101858440A (zh) * | 2010-06-18 | 2010-10-13 | 陈国顺 | 二向电磁阀 |
CN103644318A (zh) * | 2013-11-20 | 2014-03-19 | 江苏亿阀集团有限公司 | 一种内平衡式氧气截止阀 |
CN104976363A (zh) * | 2015-06-25 | 2015-10-14 | 北京奥盛兰石油技术服务有限公司 | 一种高压阀门 |
CN114704662A (zh) * | 2022-04-07 | 2022-07-05 | 江苏亿阀股份有限公司 | 一种高压抗静电氧气用截止阀及其使用方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI UNIVERSAL MACHINERY TECHNOLOGY INST. CO., Free format text: FORMER NAME OR ADDRESS: SHANGHAI UNIVERSAL MACHINERY TECHNOLOGY INST. |
|
CP03 | Change of name, title or address |
Address after: 200431 auxiliary building, No. 1059, Hulan Road, Shanghai, Baoshan District Patentee after: Shanghai Research Institute of General Machinery Co., Ltd. Address before: 200042 No. 113, Changning Road, Shanghai Patentee before: Shanghai Research Institute of General Machinery |
|
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI HANTONG MACHINE EQUIPMENT MANUFACTURING Free format text: FORMER OWNER: SHANGHAI UNIVERSAL MACHINERY TECHNOLOGY INST. CO., LTD. Effective date: 20070112 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070112 Address after: 401 room 8, building 599, No. 200444, Qi Qi Road, Baoshan City Industrial Park, Shanghai Patentee after: Shanghai Han Tong Machinery Equipment Manufacturing Co., Ltd. Address before: 200431 auxiliary building, No. 1059, Hulan Road, Shanghai, Baoshan District Patentee before: Shanghai Research Institute of General Machinery Co., Ltd. |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20120524 Granted publication date: 20030319 |