Dalam rangka menaikan produk batubara pada PN. tambang batbar,iunit produksi ombilin,dibutuhkan adanya sistim mekanisasi yang makin intensif terbawa sama-sama batu bara meningkatb ,karena kurangnya daya pilih mesin-mesin tambang .
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Deskripsi Fisik
39 halaman , gambar tidak berwarna, tidak ada peta
The Purpose of this work was to explore the simple benefication procces for Branti/Lampung quartz sand utilization. The effect of scurrbing/attrition was determind on the surface coating of organics and clay removal from the sand grains. The experimental results indicated that scrubbing/atrition followed by washing,desliming, and classifying.Steps c…