CN203441730U - 一种立式磁力驱动液下泵上的氮气自动控制装置 - Google Patents
一种立式磁力驱动液下泵上的氮气自动控制装置 Download PDFInfo
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- CN203441730U CN203441730U CN201320442302.5U CN201320442302U CN203441730U CN 203441730 U CN203441730 U CN 203441730U CN 201320442302 U CN201320442302 U CN 201320442302U CN 203441730 U CN203441730 U CN 203441730U
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- pump
- control device
- vertical magnetic
- pressure
- drives
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CN201320442302.5U CN203441730U (zh) | 2013-07-24 | 2013-07-24 | 一种立式磁力驱动液下泵上的氮气自动控制装置 |
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CN201320442302.5U CN203441730U (zh) | 2013-07-24 | 2013-07-24 | 一种立式磁力驱动液下泵上的氮气自动控制装置 |
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CN203441730U true CN203441730U (zh) | 2014-02-19 |
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CN201320442302.5U Expired - Lifetime CN203441730U (zh) | 2013-07-24 | 2013-07-24 | 一种立式磁力驱动液下泵上的氮气自动控制装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103410791A (zh) * | 2013-07-24 | 2013-11-27 | 黄佳华 | 立式磁力驱动液下泵上的氮气自动控制装置 |
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2013
- 2013-07-24 CN CN201320442302.5U patent/CN203441730U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103410791A (zh) * | 2013-07-24 | 2013-11-27 | 黄佳华 | 立式磁力驱动液下泵上的氮气自动控制装置 |
CN103410791B (zh) * | 2013-07-24 | 2015-09-16 | 黄佳华 | 立式磁力驱动液下泵上的氮气自动控制装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGSU HIGHTING PUMP VALVE MANUFACTURING CO., LTD. Assignor: Huang Jiahua Contract record no.: 2014320000371 Denomination of utility model: Automatic nitrogen control device for vertical magnetic drive submerged pump Granted publication date: 20140219 License type: Exclusive License Record date: 20140430 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20140219 Effective date of abandoning: 20150916 |
|
RGAV | Abandon patent right to avoid regrant |