CN209511300U - 一种螺旋中空壁增强管材 - Google Patents
一种螺旋中空壁增强管材 Download PDFInfo
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- CN209511300U CN209511300U CN201920075630.3U CN201920075630U CN209511300U CN 209511300 U CN209511300 U CN 209511300U CN 201920075630 U CN201920075630 U CN 201920075630U CN 209511300 U CN209511300 U CN 209511300U
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113400696A (zh) * | 2021-06-26 | 2021-09-17 | 宜宾学院 | 大口径高压纤维增强柔性复合管连接方法 |
KR102314376B1 (ko) * | 2021-04-12 | 2021-10-18 | 김상탁 | 이종재질로 구성된 이중벽관 제조방법 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102314376B1 (ko) * | 2021-04-12 | 2021-10-18 | 김상탁 | 이종재질로 구성된 이중벽관 제조방법 |
CN113400696A (zh) * | 2021-06-26 | 2021-09-17 | 宜宾学院 | 大口径高压纤维增强柔性复合管连接方法 |
CN113400696B (zh) * | 2021-06-26 | 2022-02-22 | 宜宾学院 | 大口径高压纤维增强柔性复合管连接方法 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A spiral hollow wall reinforced pipe Effective date of registration: 20200806 Granted publication date: 20191018 Pledgee: Huangshong branch of rural credit cooperative association of Pingba District, Anshun City Pledgor: KANGMINGYUAN (GUIZHOU) TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2020980004735 |
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Date of cancellation: 20220915 Granted publication date: 20191018 Pledgee: Huangshong branch of rural credit cooperative association of Pingba District, Anshun City Pledgor: KANGMINGYUAN (GUIZHOU) TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2020980004735 |
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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: A spiral hollow wall reinforced pipe Effective date of registration: 20220926 Granted publication date: 20191018 Pledgee: Huangshong branch of rural credit cooperative association of Pingba District, Anshun City Pledgor: KANGMINGYUAN (GUIZHOU) TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2022450000160 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |