<p>A surface treatment method for housings comprising: providing a metal housing and pre-treating it to be cleaned; electroplating the housing to form a hexavalent chromium coating on the surface of the housing; and electroplating the housing to form a trivalent chromium coating on the hexavalent chromium coating.</p>
申请公布号
EP2157212(A2)
申请公布日期
2010.02.24
申请号
EP20090166155
申请日期
2009.07.22
申请人
SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.;FIH (HONG KONG) LIMITED
发明人
SU, JONG-YI;CHEN, CHENG-SHIN;WANG, REN-NING;LIU, BIN
