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
- Authority
- CN
- China
- 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
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 22
- 239000001301 oxygen Substances 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 239000000945 filler Substances 0.000 claims abstract description 8
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 230000002950 deficient Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Lift Valve (AREA)
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 |
|---|---|
| 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 |
|---|---|
| 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 |