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Can We Mine Yet? Criteria for Grouting Completion in Tunnel Headings - NAT2022
By Adam Bedell, Jack Raymer, Brad Crenshaw
Tunnel contracts often include provisions for pre-excavation probing and grouting for areas ahead of the tunnel heading. If grouting triggers are met, tunneling stops, and grouting is performed. There
Dec 1, 2022
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Can we return heavy mineral sands mines in Virginia to productive agricultural uses?
By W. Lee Daniels
Significant deposits (> 4,000 ha) of heavy mineral sands were discovered in the USA Coastal Plain of Virginia and North Carolina in 1989. The majority of these lands support highly productive row crop
Jan 1, 2005
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Can We Stop a Black Swan Breeding? Advances in Bowties and Critical Control Management
By M Andrew, H Reynolds, R Mills
As the global mining industry continues to grapple with ‘black swans’ (high consequence / low frequency events) for health, safety and environmental losses, the focus is shifting from risk assessment
Jun 22, 2016
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Can We Stop Misrepresenting Reality to the Public?
By Franco Oboni
Numerous voices are raising around the world to show how misleading and fuzzy commonly used risk assessments methods are. These criticisms come at a time when public trust in ?proponents of new projec
May 1, 2013
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Can we Transmit Power in Large Amount by Electricity?
By N. S. Keith
(Read at the Wilkes-Barre Meeting, May, 1877.) THIS question is suggested by a statement made by Dr. Siemens, widely printed in the journals of the day, that a continuous rod of copper, thirty miles
Jan 1, 1878
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Can æNovelÆ Ecosystems Offer Suitable Rehabilitation Alternatives for Post-Mined Landscapes?
By P Audet, D R. Mulligan, D Doley
This analysis attempts to reconcile existing ecological theories, rehabilitation planning goals and implementation constraints in the form of a rehabilitation paradigm that considers potential and pra
Jul 10, 2012
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Canada - Northern Ontario; A Hotbed Of Mining Activity
From a distance, the 0.75-km (0.5-mile) rail line that sits in the shadows of Vale-Inco?s Stobie Mine outside of Sudbury, Ontario could be mistaken for a standard conveyor belt hauling ore from the ne
Jan 1, 2010
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Canada - Smaller Holes, Patterns Help Control The Blast
By Scott Ellenbecker
Mining has evolved in recent years, taking steps forward in the way that the industry is considerate of the environment and the communities in which it operates. Technology plays a major role in that
Jan 1, 2012
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Canada as a Gold Producer
By John Wellington Finch
THE- impression which the public has of northern Canada is that it is a' vast wilderness of forests; river's, and. lakes, sparsely inhabited by. a few Indians and `containing a few, scattere
Jan 1, 1924
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Canada Cement Co. Building Highly Automated Plant In Nova Scotia
By A. O. Drysdale
In Canada, the market for cement is not a national one but rather a collection of local or regional markets. Excess capacity on a national basis does not necessarily preclude a shortage on a regional
Jan 4, 1965
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Canada Fluorspar (NL) Inc. St. Lawrence Fluorspar Project – Flowsheet Development
By M. Stogran-Baker, E. Legault-Seguin
"Fluorspar mining in the St. Lawrence area of Newfoundland and Labrador began in the 1930s and ended in the mid-1980s. In 2013, Canada Fluorspar (NL) Inc (CFI) discovered a new ore body, the AGS vein,
Jan 1, 2018
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Canada Fluorspar (NL) Inc. St. Lawrence Fluorspar Project – Project Description
By M. A. Stogran-Baker, S. Cole
"Fluorspar mining occurred in the St. Lawrence area from the 1930s until the mid 1980s. In 2013, CFI discovered a new ore body, the AGS vein, which proved amenable to more economic open pit mining met
Jan 1, 2018
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Canada to Host the XIV International Mineral Processing Congress in Toronto in October 1982
By P. D. R. Maltby
"The Canadian Institute of Mining and Metallurgy has undertaken to host the XIV International Mineral Processing Congress to be held in Toronto at the Royal York Hotel from October 10 to 16, 1982. The
Jan 1, 1980
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Canada Tungsten ? Change to Underground Mining & Description of Mine-Mill Procedures
By W. W. Cummings
Canada's only current tungsten producer started up in 1962 with a small open-pit mine on the Flat River , 180 air miles north of Watson Lake, Yukon Territory. The orebody was in a contact-metamor
Jan 1, 1977
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Canada's coal resources and reserves: an overview
By H. G. Rushton, A. S. Romaniuk
"The opening chapter of this volume, by A. Ignatieff, places in perspective Canada's coal resource base as part of the world scene. This chapter will focus on the Canadian scene.Units of measurement i
Jan 1, 1985
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Canada's coal resources in an international setting
By A. Ignatieff
"THE WORLD'S coal resources represent the largest component of non-renewable energy resources. Coal is now regaining Its position following a temporary decline, particularly in North America during a
Jan 1, 1985
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Canada's Future in Copper
By S. J. Cook
Copper, a world commodity, and the first metal used by man, played a great part in the beginnings of modern civilization, which rests so dependently on the utilization of metals. Then, long after the
Jan 1, 1928
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Canada's Mineral Policy Since 1945 - Forty Years of Evolution
Responsibility for the administration of mineral resources is divided between federal and provincial governments. The paper traces the evolution of mineral policies at both levels of government, f
Jan 1, 1986
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Canada's Minerals and Their International Implications
By C. K. Leith
IN telling the story of Canada's minerals many interesting and spectacular details will be passed over to permit pointing out some of the significant inter- national aspects. No country now has e
Jan 1, 1929
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Canada's Mining Industry and The War
By Blaycock. S. C.
WE should indeed feel proud and satisfied with the accomplishments of our great mining and metallurgical. industries during the past quarter of a century, for they have vastly exceeded those of any pr
Jan 1, 1940