CN2725587Y - 塑料耐腐水环真空泵 - Google Patents
塑料耐腐水环真空泵 Download PDFInfo
- Publication number
- CN2725587Y CN2725587Y CN 200420090107 CN200420090107U CN2725587Y CN 2725587 Y CN2725587 Y CN 2725587Y CN 200420090107 CN200420090107 CN 200420090107 CN 200420090107 U CN200420090107 U CN 200420090107U CN 2725587 Y CN2725587 Y CN 2725587Y
- Authority
- CN
- China
- Prior art keywords
- air
- breathing
- vacuum pump
- utility
- pump
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000005260 corrosion Methods 0.000 title claims abstract description 17
- 230000007797 corrosion Effects 0.000 title claims abstract description 17
- 229920003023 plastic Polymers 0.000 title claims abstract description 17
- 239000004033 plastic Substances 0.000 title claims abstract description 17
- 229920006351 engineering plastic Polymers 0.000 claims abstract description 14
- 239000012530 fluid Substances 0.000 claims abstract description 12
- 229910001018 Cast iron Inorganic materials 0.000 claims abstract description 8
- 229910001208 Crucible steel Inorganic materials 0.000 claims abstract description 8
- 210000004907 gland Anatomy 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000005272 metallurgy Methods 0.000 abstract description 3
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 3
- 239000010935 stainless steel Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 abstract 4
- 239000002253 acid Substances 0.000 abstract 1
- 239000003518 caustics Substances 0.000 abstract 1
- 239000011247 coating layer Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000005086 pumping Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Images
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420090107 CN2725587Y (zh) | 2004-09-16 | 2004-09-16 | 塑料耐腐水环真空泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420090107 CN2725587Y (zh) | 2004-09-16 | 2004-09-16 | 塑料耐腐水环真空泵 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2725587Y true CN2725587Y (zh) | 2005-09-14 |
Family
ID=35040306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200420090107 Expired - Lifetime CN2725587Y (zh) | 2004-09-16 | 2004-09-16 | 塑料耐腐水环真空泵 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2725587Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101251125B (zh) * | 2008-04-03 | 2010-10-27 | 湖北同方高科泵业有限公司 | 一种耐腐蚀水环真空泵 |
CN102937100A (zh) * | 2012-10-14 | 2013-02-20 | 浙江大江山泵阀制造有限公司 | 衬氟合金液环真空泵及其制造方法 |
-
2004
- 2004-09-16 CN CN 200420090107 patent/CN2725587Y/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101251125B (zh) * | 2008-04-03 | 2010-10-27 | 湖北同方高科泵业有限公司 | 一种耐腐蚀水环真空泵 |
CN102937100A (zh) * | 2012-10-14 | 2013-02-20 | 浙江大江山泵阀制造有限公司 | 衬氟合金液环真空泵及其制造方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HANGZHOU XIN ANJIANG INDUSTRIAL PUMP CO., LTD. Free format text: FORMER OWNER: FANG ZHANGLIN Effective date: 20111020 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 311600 HANGZHOU, ZHEJIANG PROVINCE TO: 311606 HANGZHOU, ZHEJIANG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20111020 Address after: 311606, Zhejiang, Hangzhou City, Jiande Province Jiao Jiao Wan Wan Industrial Function Zone No. 88 Patentee after: Hangzhou Xinjiang Industrial Pump Co., Ltd. Address before: Xin'An River Hangzhou industrial pump factory in Zhejiang province 311600 Hangzhou Xin'An River Bridge Industrial Zone Patentee before: Fang Zhanglin |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20140916 Granted publication date: 20050914 |