CN204199712U - 一种防止泵送混凝土堵管的装置 - Google Patents
一种防止泵送混凝土堵管的装置 Download PDFInfo
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- CN204199712U CN204199712U CN201420672425.2U CN201420672425U CN204199712U CN 204199712 U CN204199712 U CN 204199712U CN 201420672425 U CN201420672425 U CN 201420672425U CN 204199712 U CN204199712 U CN 204199712U
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106868958A (zh) * | 2017-01-19 | 2017-06-20 | 中联重科股份有限公司 | 自密实混凝土施工***及其施工方法 |
CN112793000A (zh) * | 2020-12-31 | 2021-05-14 | 江西科技学院 | 自密实混凝土施工***及施工方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106868958A (zh) * | 2017-01-19 | 2017-06-20 | 中联重科股份有限公司 | 自密实混凝土施工***及其施工方法 |
CN106868958B (zh) * | 2017-01-19 | 2018-11-02 | 中联重科股份有限公司 | 自密实混凝土施工***及其施工方法 |
CN112793000A (zh) * | 2020-12-31 | 2021-05-14 | 江西科技学院 | 自密实混凝土施工***及施工方法 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CB03 | Change of inventor or designer information |
Inventor after: Shen Jiawen Inventor after: Zhou Lin Inventor after: Yang Cheng Inventor after: Wang Xiaofang Inventor after: Jiang Zehou Inventor after: Wang Xiaoyan Inventor after: Wang Jianfei Inventor after: Wang Xiaoshu Inventor after: Deng Zhikuan Inventor after: Li Jingrui Inventor after: Liang Limin Inventor before: Shen Jiawen Inventor before: Yang Cheng Inventor before: Wang Xiaofang Inventor before: Wang Xiaoyan Inventor before: Wang Jianfei Inventor before: Wang Xiaoshu Inventor before: Deng Zhikuan Inventor before: Li Jingrui Inventor before: Liang Limin Inventor before: Zhou Lin |
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COR | Change of bibliographic data | ||
CP01 | Change in the name or title of a patent holder |
Address after: Guandu information industry base in Yunnan province Kunming city forest road 650501 No. 188 construction development building Patentee after: YUNNAN CONSTRUCTION ENGINEERING GROUP Co.,Ltd. Patentee after: YCIH NO.1 WATER RESOURCES AND HYDROPOWER CONSTRUCTION CO.,LTD. Patentee after: YCIH FOUNDATION ENGINEERING CO.,LTD. Address before: Guandu information industry base in Yunnan province Kunming city forest road 650501 No. 188 construction development building Patentee before: YUNNAN CONSTRUCTION ENGINEERING GROUP Co.,Ltd. Patentee before: YUNNAN CONSTR ENG WATER CONSERVANCY & HYDROPOWER CONSTR Co.,Ltd. Patentee before: YUNNAN CONSTRUCTION ENGINEERING FOUNDATION ENGINEERING CO.,LTD. |
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TR01 | Transfer of patent right |
Effective date of registration: 20170203 Address after: 650501 Yunnan Province Economic Development Zone of Kunming city information industry base, Forest Creek Road No. 188 Patentee after: Yunnan Construction Investment Holding Group Co., Ltd. Patentee after: YCIH NO.1 WATER RESOURCES AND HYDROPOWER CONSTRUCTION CO.,LTD. Patentee after: YCIH FOUNDATION ENGINEERING CO.,LTD. Address before: Guandu information industry base in Yunnan province Kunming city forest road 650501 No. 188 construction development building Patentee before: YUNNAN CONSTRUCTION ENGINEERING GROUP Co.,Ltd. Patentee before: YCIH NO.1 WATER RESOURCES AND HYDROPOWER CONSTRUCTION CO.,LTD. Patentee before: YCIH FOUNDATION ENGINEERING CO.,LTD. |