CN202926583U - 一种抽油泵随动装置 - Google Patents
一种抽油泵随动装置 Download PDFInfo
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- CN202926583U CN202926583U CN 201220386457 CN201220386457U CN202926583U CN 202926583 U CN202926583 U CN 202926583U CN 201220386457 CN201220386457 CN 201220386457 CN 201220386457 U CN201220386457 U CN 201220386457U CN 202926583 U CN202926583 U CN 202926583U
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- oil
- follow
- valve ball
- plunder
- valve
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201220386457 CN202926583U (zh) | 2012-07-30 | 2012-07-30 | 一种抽油泵随动装置 |
Applications Claiming Priority (1)
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CN 201220386457 CN202926583U (zh) | 2012-07-30 | 2012-07-30 | 一种抽油泵随动装置 |
Publications (1)
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CN202926583U true CN202926583U (zh) | 2013-05-08 |
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CN 201220386457 Expired - Fee Related CN202926583U (zh) | 2012-07-30 | 2012-07-30 | 一种抽油泵随动装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103573594A (zh) * | 2012-07-30 | 2014-02-12 | 河南信宇石油机械制造股份有限公司 | 一种防固定凡尔失效的抽油泵 |
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2012
- 2012-07-30 CN CN 201220386457 patent/CN202926583U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103573594A (zh) * | 2012-07-30 | 2014-02-12 | 河南信宇石油机械制造股份有限公司 | 一种防固定凡尔失效的抽油泵 |
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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: HENAN XINYU PETROLEUM MACHINERY MANUFACTURING CO., Free format text: FORMER NAME: XINYU PETROLEUM MACHINERY AND CHEMICAL CO., LTD., PUYANG CITY |
|
CP03 | Change of name, title or address |
Address after: Hualong District of Puyang City, Henan Province, 457006 State Road 106 and Kam Tin Road intersection East 100 meters Patentee after: Henan letter space petroleum machinery is manufactured limited company Address before: Hualong District, Puyang City, Henan Petrochemical Road northbound 457001 Province Patentee before: Xinyu Petroleum Machinery and Chemical Co., Ltd., Puyang City |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Follow-up device of oil pump Effective date of registration: 20140320 Granted publication date: 20130508 Pledgee: Bank of China, Limited by Share Ltd, Zhongyuan Oilfield Branch of Puyang Pledgor: Henan letter space petroleum machinery is manufactured limited company Registration number: 2014990000182 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20180730 |