CN207193954U - 一种新型预应力混凝土管桩 - Google Patents
一种新型预应力混凝土管桩 Download PDFInfo
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- CN207193954U CN207193954U CN201720888068.7U CN201720888068U CN207193954U CN 207193954 U CN207193954 U CN 207193954U CN 201720888068 U CN201720888068 U CN 201720888068U CN 207193954 U CN207193954 U CN 207193954U
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CN201720888068.7U CN207193954U (zh) | 2017-07-21 | 2017-07-21 | 一种新型预应力混凝土管桩 |
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CN201720888068.7U CN207193954U (zh) | 2017-07-21 | 2017-07-21 | 一种新型预应力混凝土管桩 |
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CN207193954U true CN207193954U (zh) | 2018-04-06 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 41066 No.1, Jinwang Road, Jinyu industrial concentration zone, HuiLongPu Town, Ningxiang City, Changsha City, Hunan Province Patentee after: Ningxiang Ninghua New Material Co.,Ltd. Address before: 410600 group 11, Huatian village, HuiLongPu Town, Ningxiang County, Changsha City, Hunan Province Patentee before: NINGXIANG NINGHUA BUILDING MATERIAL Co.,Ltd. |
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PE01 | Entry into force 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: A new type of prestressed concrete pipe pile Effective date of registration: 20220830 Granted publication date: 20180406 Pledgee: Ningxiang Hunan rural commercial bank Limited by Share Ltd. Pledgor: Ningxiang Ninghua New Material Co.,Ltd. Registration number: Y2022980014091 |