发明名称 HARD ROCK FRACTURING EXTRA HEAVY EXCAVATOR
摘要 Heavy breaking giant excavator having a mining system with the following components: a boom having a feed chute and conveyor equipment at one end thereof; and sifting, crushing, and transfer equipment at the other end thereof, and a dipper boom arrangement is disposed on the end of the vertically supported, swivellable boom onto which mined material is fed. The dipper boom has a limited hydraulic capacity dipper disposed thereon.
申请公布号 ZA8206276(B) 申请公布日期 1983.07.27
申请号 ZA19820006276 申请日期 1982.08.27
申请人 ORENSTEIN & KOPPEL AG 发明人 LUBRICH WOLFGANG;HOFFMANN DIETER
分类号 E02F3/38;E02F3/30;E02F3/42;E02F7/02;E02F7/06;E21C47/02 主分类号 E02F3/38
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