CN201056720Y - 高低压区气体逆压止回装置 - Google Patents
高低压区气体逆压止回装置 Download PDFInfo
- Publication number
- CN201056720Y CN201056720Y CNU2007201695639U CN200720169563U CN201056720Y CN 201056720 Y CN201056720 Y CN 201056720Y CN U2007201695639 U CNU2007201695639 U CN U2007201695639U CN 200720169563 U CN200720169563 U CN 200720169563U CN 201056720 Y CN201056720 Y CN 201056720Y
- Authority
- CN
- China
- Prior art keywords
- pressure water
- recharge
- low pressure
- water replenishment
- high pressure
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Control Of Fluid Pressure (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201695639U CN201056720Y (zh) | 2007-07-04 | 2007-07-04 | 高低压区气体逆压止回装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201695639U CN201056720Y (zh) | 2007-07-04 | 2007-07-04 | 高低压区气体逆压止回装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201056720Y true CN201056720Y (zh) | 2008-05-07 |
Family
ID=39425559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2007201695639U Expired - Lifetime CN201056720Y (zh) | 2007-07-04 | 2007-07-04 | 高低压区气体逆压止回装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201056720Y (zh) |
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2007
- 2007-07-04 CN CNU2007201695639U patent/CN201056720Y/zh not_active Expired - Lifetime
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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: SHANGHAI WEIPAIGE ENVIRONMENTAL PROTECTION TECHNOL Free format text: FORMER OWNER: BEIJING WAPWAG TECHNOLOGY DEVELOPMENT CO., LTD. Effective date: 20141015 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100052 XUANWU, BEIJING TO: 201800 JIADING, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141015 Address after: 201800, No. 1, constant road, Wai Gang Town, Shanghai, Jiading District Patentee after: Shanghai Weipaige Environmental Protection Technology Co., Ltd. Address before: 100052, wing 1118, north wing, central office building, Zhuang Sheng Plaza, 6 Xuanwu Avenue, Beijing Patentee before: Beijing Wapwag Technology Development Co., Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: 201806 Shanghai City, Jiading District Heng Road, Lane 2, No. 1, B District, layer 518 Patentee after: WPG (SHANGHAI) SMART WATER PUBLIC CO., LTD. Address before: 201800, No. 1, constant road, Wai Gang Town, Shanghai, Jiading District Patentee before: Shanghai Weipaige Environmental Protection Technology Co., Ltd. |
|
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 201806 Jiading District Road, Shanghai, No. 1 Patentee after: WPG (SHANGHAI) SMART WATER PUBLIC CO., LTD. Address before: 201806 Shanghai City, Jiading District Heng Road, Lane 2, No. 1, B District, layer 518 Patentee before: WPG (SHANGHAI) SMART WATER PUBLIC CO., LTD. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20080507 |