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Coaxial transmitter optical subassembly (TOSA) including side-by-side laser diode and monitor photodiode arrangement 专利
专利号: US10418777, 申请日期: 2019-09-17, 公开日期: 2019-09-17
作者:  HO, I-LUNG;  LI, QIN;  WANG, CHONG;  LIAO, HAO-HSIANG
收藏  |  浏览/下载:72/0  |  提交时间:2019/12/23
Preparation of 740 alloy surface antioxidation coating by electron beam physical vapor deposition method, which includes preheating and depositing, where preheating includes adjusting device vacuum chamber vacuum degree. 专利
申请日期: 2014-01-01, 公开日期: 2014-04-09
作者:  LI J YOU X QIN S TAN Y SHI S LIAO J
收藏  |  浏览/下载:8/0  |  提交时间:2019/12/11
Improving purity of nickel-based superalloy involves performing electron bean smelting process, performing bombardment of nickel-based superalloy substrate until completely melted, smelting, and cooling. 专利
申请日期: 2014-01-01, 公开日期: 2014-04-02
作者:  LI J YOU X QIN S TAN Y SHI S LIAO J
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/11


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