CN204476326U - 一种三重复式软岩取心钻具 - Google Patents
一种三重复式软岩取心钻具 Download PDFInfo
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- CN204476326U CN204476326U CN201420799803.3U CN201420799803U CN204476326U CN 204476326 U CN204476326 U CN 204476326U CN 201420799803 U CN201420799803 U CN 201420799803U CN 204476326 U CN204476326 U CN 204476326U
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105064991A (zh) * | 2015-07-23 | 2015-11-18 | 江西理工大学 | 一种钻探取土样双壁钻具 |
CN107558939A (zh) * | 2017-10-12 | 2018-01-09 | 中国地质大学(武汉) | 复杂地层四重管保真取心钻具 |
CN108115183A (zh) * | 2016-11-26 | 2018-06-05 | 安徽应流机电股份有限公司 | 一种盲孔取芯刀具 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105064991A (zh) * | 2015-07-23 | 2015-11-18 | 江西理工大学 | 一种钻探取土样双壁钻具 |
CN105064991B (zh) * | 2015-07-23 | 2018-03-27 | 江西理工大学 | 一种钻探取土样双壁钻具 |
CN108115183A (zh) * | 2016-11-26 | 2018-06-05 | 安徽应流机电股份有限公司 | 一种盲孔取芯刀具 |
CN107558939A (zh) * | 2017-10-12 | 2018-01-09 | 中国地质大学(武汉) | 复杂地层四重管保真取心钻具 |
CN107558939B (zh) * | 2017-10-12 | 2019-06-25 | 中国地质大学(武汉) | 复杂地层四重管保真取心钻具 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Address after: 300170 Tianjin City Hedong District Guangrui Road No. 67 Patentee after: Tianjin Hua exploration Environmental Management Engineering Co., Ltd. Address before: 300170 Tianjin Guangrui Hedong District Hedong District Road No. 67 Patentee before: TIANJIN HUAKAN GEOLOGICAL EXPLORATION CO., LTD. |
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CP03 | Change of name, title or address | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Fuzhi Inventor after: Chi Qikun Inventor after: Li Wenbin Inventor after: Cang Jinming Inventor after: Li Jing Inventor after: Li Xiaoyong Inventor after: Song Xiaojun Inventor before: Chi Qikun Inventor before: Wang Fuzhi Inventor before: Li Wenbin Inventor before: Cang Jinming Inventor before: Li Jing Inventor before: Li Xiaoyong Inventor before: Song Xiaojun |
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CB03 | Change of inventor or designer information |