Pranyatan Babagan Layar Shale Shaker Digawe dening Kangertong Kangertong kanthi nyata nyatakake yen kita mung ngasilake layar pengganti nanging dudu layar asli.● Derrick, FLC, Hyperpool, PWP, PMD minangka tandha saka Derrick Corporation.● NOV Brandt, VSM, Cobra, King Cobra, D380, D285P lan LCM minangka tandha saka Va...
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