Conference Proceedings
21st Century Higher Production Coal Mining Systems Symposium, Wollongong
Conference Proceedings
21st Century Higher Production Coal Mining Systems Symposium, Wollongong
Gretley Colliery, Miniwall Mining System
Gretley Colliery is situated at Wallsend, a suburb of Newcastle in New South Wales and is owned and operated by the Newcastle Wallsend Coal Ccnpany, a wholly owned subsidiary of Peko Wallsend Limited. The mine has been an efficient bord and pillar producer by industry standards._x000D_
However, its continued economic viability was threatened because the bulk of remaining reserves lie in more difficult mining conditions and are of poorer quality. Alternatives were examined to improve productivity and allow Gretley to become more competitive in the current difficult market Environment.
However, its continued economic viability was threatened because the bulk of remaining reserves lie in more difficult mining conditions and are of poorer quality. Alternatives were examined to improve productivity and allow Gretley to become more competitive in the current difficult market Environment.
Contributor(s):
M W Simes, J B McKendry
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- Published: 1988
- PDF Size: 0.631 Mb.
- Unique ID: P198801017