CN204495643U - 内胀式钢管水压密封圈 - Google Patents
内胀式钢管水压密封圈 Download PDFInfo
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- CN204495643U CN204495643U CN201520072794.2U CN201520072794U CN204495643U CN 204495643 U CN204495643 U CN 204495643U CN 201520072794 U CN201520072794 U CN 201520072794U CN 204495643 U CN204495643 U CN 204495643U
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CN201520072794.2U CN204495643U (zh) | 2015-01-30 | 2015-01-30 | 内胀式钢管水压密封圈 |
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CN201520072794.2U CN204495643U (zh) | 2015-01-30 | 2015-01-30 | 内胀式钢管水压密封圈 |
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CN204495643U true CN204495643U (zh) | 2015-07-22 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109916732A (zh) * | 2019-04-26 | 2019-06-21 | 湖州华特不锈钢管制造有限公司 | 一种钢管水压试验装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109916732A (zh) * | 2019-04-26 | 2019-06-21 | 湖州华特不锈钢管制造有限公司 | 一种钢管水压试验装置 |
CN109916732B (zh) * | 2019-04-26 | 2024-03-22 | 湖州华特不锈钢管制造有限公司 | 一种钢管水压试验装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Internal-expanding steel pipe hydrostatic seal ring Effective date of registration: 20190920 Granted publication date: 20150722 Pledgee: Zhuhai Huafa Business and Trade Holding Co.,Ltd. Pledgor: PANYU CHU KONG STEEL PIPE (ZHUHAI) CO.,LTD. Registration number: Y2019980000179 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200903 Granted publication date: 20150722 Pledgee: Zhuhai Huafa Business and Trade Holding Co.,Ltd. Pledgor: PANYU CHU KONG STEEL PIPE (ZHUHAI) Co.,Ltd. Registration number: Y2019980000179 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Inner expansion type steel tube water pressure sealing ring Effective date of registration: 20200911 Granted publication date: 20150722 Pledgee: Zhuhai Huafa Business and Trade Holding Co.,Ltd. Pledgor: PANYU CHU KONG STEEL PIPE (ZHUHAI) Co.,Ltd. Registration number: Y2020980005957 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221031 Granted publication date: 20150722 Pledgee: Zhuhai Huafa Business and Trade Holding Co.,Ltd. Pledgor: PANYU CHU KONG STEEL PIPE (ZHUHAI) CO.,LTD. Registration number: Y2020980005957 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |