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| Preparing hexamethylenediamine adiponitrile by direct hydrogenation under alkali-free condition comprises e.g. using alkali metal oxide or rare earth metal oxide modified trialuminum oxide-supported metal nickel catalyst by co-precipitation. 专利
申请日期: 2018-01-01, 公开日期: 2018-05-29
作者: LIANG C CHEN X ZHANG Y DENG T
  收藏 | 浏览/下载：6/0 | 提交时间：2019/12/02 |
| Mine rock drilling reflection type gas sealing unit, has cover cap whose end part is arranged outer wall of tubular joint part, and switch jacked up under pressure to arrange passage with hollow cavity. 专利
申请日期: 2018-01-01, 公开日期: 2018-03-30
作者: LIANG Z SONG W ZHAO C LI Y LANG Y Z
收藏 | 浏览/下载：16/0 | 提交时间：2019/12/02 |
| System for collecting production data, has alarm device that transmits alarm information corresponding to prompt information after receiving prompt information. 专利
申请日期: 2018-01-01, 公开日期: 2018-02-09
作者: LIANG J LU D MU W GUAN X BO H GUO Y
收藏 | 浏览/下载：12/0 | 提交时间：2019/12/02 |
| Free swimming training equipment, has straight line slide rail block connected with ends of hand part plate, shaft whose upper end is fixed with elastic retainer ring, and transmission shaft ring washer and ring washer fixed on bottom plate. 专利
申请日期: 2016-01-01, 公开日期: 2016-03-23
作者: LIANG C LU T CHOU Y DANG Z YU Q
收藏 | 浏览/下载：3/0 | 提交时间：2019/12/09 |
| Coaxial electrohydrodynamic printing nozzle device has outer needle clamp that is connected with cantilever of upper and lower displacement table of inner needle to realize integral fixing of entire module of outer needle. 专利
申请日期: 2016-01-01, 公开日期: 2016-11-23
作者: WANG D ZHAO X LIN Y ZHA W LIANG J R
收藏 | 浏览/下载：5/0 | 提交时间：2019/12/09 |
| Method of monitoring power state of pin type structure, involves providing definition of pin-type structure in non-destructive analysis work state, to obtain power information of pin-type structure by monitoring change of evaluation index. 专利
申请日期: 2016-01-01, 公开日期: 2016-05-04
作者: LI D SONG G LIANG Y
收藏 | 浏览/下载：4/0 | 提交时间：2019/12/09 |
| Gas sensor color display gas concentration distribution visualization system, has superposition module connected with color dot matrix generating module to collect gas concentration data corresponding to color dot matrix forming process. 专利
申请日期: 2016-01-01, 公开日期: 2016-07-27
作者: CHEN Y LI Z LIANG J WU H TANG Z YU
收藏 | 浏览/下载：4/0 | 提交时间：2019/12/09 |
| Electrochemical polishing device used for coating inner surface of elongated pipe, control terminal module, power supply system, monitoring system and main body. 专利
申请日期: 2015-01-01, 公开日期: 2015-06-24
作者: LIANG Y SHU L ZENG P ZOU H FU C XIA
收藏 | 浏览/下载：4/0 | 提交时间：2019/12/09 |
| Preparation 1,4-sorbitol comprises dissolving sorbitol in formic acid aqueous solution, reacting, cooling, adding palladium-based catalyst, reacting, and filtering. 专利
申请日期: 2014-01-01, 公开日期: 2014-09-17
作者: LIANG C CHEN Y PANG M CHEN X
收藏 | 浏览/下载：2/0 | 提交时间：2019/12/11 |
| Electrolytic polishing tool for elongate tube inner surface, includes polishing ball, insulation support ball, rack, power supply wire, fastening bolt, ball, and connecting rod. 专利
申请日期: 2014-01-01, 公开日期: 2014-05-28
作者: SHU L LIANG Y SUN J XIA H
收藏 | 浏览/下载：2/0 | 提交时间：2019/12/11 |
