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发明名称
TUBAGE FLEXIBLE POUR DISPOSITIF DE FORATION PAR ROTOPERCUSSION.
摘要
申请公布号
FR2905724(B1)
申请公布日期
2008.12.19
申请号
FR20060007997
申请日期
2006.09.13
申请人
SANDVIK MINING AND CONSTRUCTION LYON SAS SOCIETE PAR ACTIONS SIMPLIFIEE
发明人
LEON FRANCK;BRONGNIART FREDERIC
分类号
E21B4/14;E21B4/16
主分类号
E21B4/14
代理机构
代理人
主权项
地址
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