Home > Term: green hole
green hole
A furnace taphole in which clay is not properly set, and through which the drill may break and let iron out unexpectedly.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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ผู้สร้าง
- ed.young
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(Milwaukee, United States)