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发明名称
TEST APPARATUS AND METHOD FOR DRILLING EQUIPMENT
摘要
申请公布号
KR20150000166(A)
申请公布日期
2015.01.02
申请号
KR20130072220
申请日期
2013.06.24
申请人
DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.
发明人
LEE, YE SEOL;RYU, MIN CHEOL;KIM, GUN HO;LEE, TAE HWAN
分类号
E21B7/12;E21B33/064;G01N3/12
主分类号
E21B7/12
代理机构
代理人
主权项
地址
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