Home > Term: caisson drill
caisson drill
In sampling placer deposits, a caisson drill is driven by a combination of rotational impact and the weight of the drilling equipment.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
ผู้สร้าง
- ed.young
-
(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
