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METHOD FOR PREPARING GRANULATED CREEP FEED 专利
申请日期: 2017-12-06, 公开日期: 2017-12-06
作者:  WANG;  Chunwei;  WU;  Fengwei;  ZHANG
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/27
High-efficiency vertical emitters with improved heat sinking 专利
专利号: US9819144, 申请日期: 2017-11-14, 公开日期: 2017-11-14
作者:  LIN, CHIN HAN;  SAWYER, KEVIN A.;  MACKINNON, NEIL;  RAJU, VENKATARAM R.;  LI, WEIPING
收藏  |  浏览/下载:12/0  |  提交时间:2019/12/24
Recycling vacuum nitric acid gas during nitric acid preparation comprises reacting nitric acid gas in vacuum, setting bottom tower with built-in reboiler, setting top tower with built-in condenser, draining water, and operating top tower. 专利
申请日期: 2008-01-01, 公开日期: 2008-09-03
作者:  HAN Z WANG K FAN X YAO P
收藏  |  浏览/下载:1/0  |  提交时间:2019/12/27
Group II-VI compound semiconductor light emitting devices and an ohmic contact therefor 专利
专利号: US5548137, 申请日期: 1996-08-20, 公开日期: 1996-08-20
作者:  FAN, YONGPING;  HAN, JUNG;  NURIMIKKO, ARTO V.;  GUNSHOR, ROBERT L.;  HE, LI
收藏  |  浏览/下载:9/0  |  提交时间:2019/12/24


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