发明名称 PICK TOOL AND METHOD FOR MAKING SAME
摘要 A pick tool comprising an insert and a steel holder for the insert, the insert comprising a superhard tip joined to a cemented carbide support body having an insertion shank; the steel holder comprising a shaft for connection to a tool carrier and provided with a bore configured for receiving the insertion shank; the volume of the cemented carbide support body being at least 6 cm3.
申请公布号 US2011175430(A1) 申请公布日期 2011.07.21
申请号 US201113008271 申请日期 2011.01.18
申请人 HEIDERICH ERNST;RIES BERND HEINRICH;LACHMANN FRANK FRIEDRICH 发明人 HEIDERICH ERNST;RIES BERND HEINRICH;LACHMANN FRANK FRIEDRICH
分类号 E21C35/183;B23P11/02;E21C35/18;E21C35/19 主分类号 E21C35/183
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