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Nuclear safety shell top seal head assembly and transportation fixture holder combination, has bracket arranged on upper end of beam, and spherical hinge regulator connected with arc seal head and ball head. 专利
申请日期: 2012-01-01, 公开日期: 2012-07-04
作者:  BAI C CAO X TENG R LI J SUN L WU D
收藏  |  浏览/下载:7/0  |  提交时间:2019/12/18
Method of processing atmospheric pressure cold plasma jet involves closing high voltage power supply directly to adjust cutting angle and position of cold plasma jet generator. 专利
申请日期: 2012-01-01, 公开日期: 2012-07-25
作者:  LIU X SONG J SUN J WANG X WU L XU W
收藏  |  浏览/下载:7/0  |  提交时间:2019/12/18
Manufacture of chiral 2,2'-dialkoxy-1,1'-dinaphthalene involves adding sodium bicarbonate solution to chlorinated N-benzyl cinchonine/R-1,1'-bi-2-naphthol molecule complex, and reacting R- and S-1,1'-bi-2-naphthol with etherifying agent. 专利
申请日期: 2012-01-01, 公开日期: 2012-03-21
作者:  YU L GAO Z LIU R WU X HU S HAN R
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/18


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