CN206785335U - 钻孔设备的泥浆双循环系统 - Google Patents
钻孔设备的泥浆双循环系统 Download PDFInfo
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109114004A (zh) * | 2018-10-24 | 2019-01-01 | 林玉瑶 | 双向清孔泥浆泵装置 |
CN111594052A (zh) * | 2020-06-08 | 2020-08-28 | 中云恒通科技发展(北京)有限公司 | 一种非开挖扩孔机、扩孔钻头及其扩孔方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109114004A (zh) * | 2018-10-24 | 2019-01-01 | 林玉瑶 | 双向清孔泥浆泵装置 |
CN111594052A (zh) * | 2020-06-08 | 2020-08-28 | 中云恒通科技发展(北京)有限公司 | 一种非开挖扩孔机、扩孔钻头及其扩孔方法 |
CN111594052B (zh) * | 2020-06-08 | 2022-03-08 | 中云恒通科技发展(北京)有限公司 | 一种非开挖扩孔机、扩孔钻头及其扩孔方法 |
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Effective date of registration: 20190319 Address after: 315800 room 9-168, Zhejiang Ningbo Free Trade Zone, Xing Nong mansion. Patentee after: Zhejiang Yitong Foundation Engineering Co. Ltd. Address before: 315800 Xingnong Building, 10 Gangdong Avenue, Ningbo Bonded East District, Ningbo City, Zhejiang Province, 12th Floor Patentee before: YITONG CONSTRUCTION CO., LTD. |
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Address after: 315800 Xingnong building, Ningbo Free Trade Zone, Zhejiang Province Patentee after: Zhejiang Yitong Special Foundation Engineering Co.,Ltd. Address before: 315800 room 9-168, Zhejiang Ningbo Free Trade Zone, Xing Nong mansion. Patentee before: ZHEJIANG YITONG FOUNDATION ENGINEERING Co.,Ltd. |