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| Low-rigidity high-precision flat mirror grinding device, has porous ceramic vacuum chuck connected with vacuum pump, profilometer for measuring surface profile of low-rigidity mirror, and computer for reading measuring data of profilometer. 专利
申请日期: 2018-01-01, 公开日期: 2018-06-15
作者: ZHOU P WANG Z YAN Y KANG R GUO D
  收藏 | 浏览/下载：8/0 | 提交时间：2019/12/02 |
| Polishing solution useful for semiconductor photoelectrochemical mechanical polishing of gallium nitride wafer, comprises nano-abrasive particles, oxidizing agent and water. 专利
申请日期: 2018-01-01, 公开日期: 2018-02-02
作者: KANG R DONG Z OU L SHI K ZHU X ZHOU
收藏 | 浏览/下载：7/0 | 提交时间：2019/12/02 |
| Photoelectric semiconductor wafer chemical mechanical polishing device, has UV light source located on polishing liquid tank to downwardly radiate wafer, and supporting part fixing polishing head and polishing liquid tank. 专利
申请日期: 2018-01-01, 公开日期: 2018-04-06
作者: DONG Z KANG R OU L ZHOU P ZHU X SHI
收藏 | 浏览/下载：6/0 | 提交时间：2019/12/02 |
| Staggered guide vane for reducing radial force on closed impeller used in hydraulic component, has two-component blades are respectively set in annular rib plate and front and rear cover plates, where two component blades are staggered. 专利
申请日期: 2018-01-01, 公开日期: 2018-03-23
作者: WANG X ZHOU F XIE R ZHANG K LU Y
收藏 | 浏览/下载：7/0 | 提交时间：2019/12/02 |
| PVT heat pump energy storage type cold and heat combined supply system, has refrigerant single-way valve set connected with liquid storage tank, and refrigerant electromagnetic valves that respectively are connected with inlet and outlet. 专利
申请日期: 2018-01-01, 公开日期: 2018-02-23
作者: ZHANG J LIANG R ZHOU C LU S CHEN J
收藏 | 浏览/下载：4/0 | 提交时间：2019/12/02 |
| Polishing photoelectric semiconductor wafer involves fixing chip in polishing liquid pool with polishing liquid pool around axial rotation, and immersing polishing liquid in polishing liquid completely in wafer, and fixing polishing pad. 专利
申请日期: 2018-01-01, 公开日期: 2018-01-30
作者: KANG R DONG Z OU L SHI K ZHU X ZHOU
收藏 | 浏览/下载：5/0 | 提交时间：2019/12/02 |
| Liquid static pressure supporting head of supporting device for mirror milling of aircraft skin, has flow channel that communicates with air groove and pressure measuring flow channel that is set with pressure measuring hole. 专利
申请日期: 2016-01-01, 公开日期: 2016-08-17
作者: BAO Y DONG Z KANG R ZHOU P ZHU X ZH
收藏 | 浏览/下载：3/0 | 提交时间：2019/12/09 |
| High performance compound shovel tooth used in low temperature environment, has tooth base containing carbon, manganese, silicon, chromium, molybdenum, nickel, copper, rare earth, sulfur, phosphorus and balance amount of iron. 专利
申请日期: 2016-01-01, 公开日期: 2016-08-24
作者: HAO H LIU Q ZHANG G WANG R ZHOU W G
收藏 | 浏览/下载：9/0 | 提交时间：2019/12/09 |
| Separate isolation groove based dynamic monitoring device, has strain sheet connected with data analyzing processor, color display and recorder through electric wire that is connected with data analyzing processor. 专利
申请日期: 2015-01-01, 公开日期: 2015-09-09
作者: LI J LIN G LIU J ZHOU L MEI R
收藏 | 浏览/下载：8/0 | 提交时间：2019/12/09 |
| Low temperature container performance testing device, has multi-pressure displaying device connected with control center that is provided with fluid storage container pipeline system, and discharge pipeline provided with air driving pump. 专利
申请日期: 2015-01-01, 公开日期: 2015-10-28
作者: LIU R YOU H ZHOU Y GUO Z
收藏 | 浏览/下载：3/0 | 提交时间：2019/12/09 |
