Search Documents
Search Again
Search Again
Refine Search
Refine Search
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
Application Of Slag Technology To Recycling Of Solid Wastes
By Paul B. Queneau
Formulation and commercial utilization of solid-waste incinerator slag by-product is the focus of this paper. Particular attention is given to iron aluminosilicate melts having compositions similar to
Jan 1, 1991
-
Supply-And-Demand Geoeconomic Analysis Of Mineral Resources Of Rare Earth Elements In The United States
By A. Nieto
Rare earth elements (REEs) are crucial to green technology such as hybrid-electric vehicles, wind turbines and fluorescent light bulbs. As of 2011, China dominates the global production of REEs and is
Jan 1, 2012
-
Optimum auxiliary fan location to control air recirculation
By Ajit Godbole, Ping Chang, Ramakrishna Morla, Purushotham Tukkaraja, Shivakumar Karekal
This paper presents the results of a study on the optimum auxiliary fan location to control air recirculation in dead-end workings where diesel-powered vehicles operate. Investigations were conducted
Jul 1, 2023
-
Effect Of Microwave Treatment On The Flotation And Magnetic Separation Properties Of Pyrite, Chalcopyrite, Galena And Sphalerite
By N. M. Can
The effects of microwave treatment on the floatabilities and magnetic susceptibilities of some sulfide minerals, namely, pyrite, chalcopyrite, galena and sphalerite, were studied. Pure mineral samples
Jan 1, 2007
-
Dominican Republic and Haiti continue to explore their alluvial gold deposits
By Gerald M. Ellis
ntroduction As the gold mining industry continues to develop in the Dominican Republic and Haiti, more deposits will undoubtedly be discovered that will be amenable to development. The Pueblo Viej
Jan 8, 1986
-
Feasible Bioprocessing Technologies for Low-Grade Iron Ores
By H. X. Li, A. Correa, M. M. Zhang, W. Xuan, M. Andrade
"With increasing demand for steel and depletion of high-grade iron ore deposits, more research efforts are being directed toward extending the life of existing ore reserves and developing technology t
Jan 1, 2015
-
Discussion - Performance evaluation of indicator kriging in a gold deposit
By Y. C. Kim, I. S. Roditis, P. K. Medhi
P. Mousset-Jones I found the article most interesting and timely. I consider it imperative that mine case studies like this one are undertaken and published so that the practicing mining engineer and
Jan 3, 1988
-
Discussion - Commercialization of eastern US oil shales — a review - Technical Papers, MINING ENGINEERING, Vol. 97, No. 12, December 1985, pp. 1381-1385
By V. Rajaram
R.K. Leininger, N.R. Hasenmueller, and D.D. Carr The content of the paper by V. Rajaram does not fulfill the expectations of the title. But Rajaram submitted the article in October 1983, and he cou
Jan 10, 1986
-
Efficient Separation and Recovery of Vanadium, Titanium, Iron, Magnesium, and Synthesizing Anhydrite from Steel Slag
By Yi Yang, CHENGLONG XU, HAORAN LI, YALI FENG, JINRONG JU
This study presents a method for recovering valuable metals and synthesizing anhydrite from steel slag using sulfuric acid leaching and solvent extraction. The process achieved high leaching efficienc
Jan 22, 2022
-
Vocational and Technical Education in Geoscience With Emphasis on Geochemical Exploration Skills
By James A. Madonna
Several universities and colleges in Australia, Canada and the United States, recognized the need to establish or reorganize geoscience programs at the vocational and two-year technical levels. To acc
Jan 1, 1994
-
Technical Note - Mine modifications for economic survival —a case study
By R. L. Grayson, G. Mishra
Introduction Many old underground mines have been developed extensively into reserves requiring large numbers of workers to maintain and rehabilitate lengthy track haulages and/or belt conveyor sys
Jan 3, 1987
-
Recent Developments In High-Pressure Water-Jet Assisted Cutting Of Rock And Coal
By George K. Schenck
INTRODUCTION Recent advances in high-pressure water jet technology can be effectively employed in mining and tunneling. The new equipment is based on available industrial hardware such as pumps, no
Jan 1, 1983
-
Pulsating High-Gradient Magnetic Separation Of Fine Hematite From Tailings
By Luzheng Chen
Pulsating high-gradient magnetic separation (PHGMS) of fine hematite from tailings was studied using a pilot PHGMS separator to investigate the possibility of its application in industry. The results
Jan 1, 2009
-
Site Specific Blasting Model For Mine-To-Mill Optimization
By K. M. Kim
A site-specific blasting model has been developed for the Asarco Mission mine. The main inputs to the model are the in-situ block size (F80), the post-blast fragmentation (P80) and the intact tensile
Jan 1, 2011
-
Dewatering, Interpretation Of Landform, And Installation Of Steel Arches For Reinforcement Of Tunnel Section
By D. J. Gilbert
As a preventive action, the geotechnical department at the mine analyzed the original topography overlying a conveyor tunnel at the mine. Several dewatering drains were installed to intercept water co
Jan 1, 2011
-
Particle Size Monitoring Improves Grind and Aids Throughput at Golden Sunlight Mines
By G. B. Amicucci
Golden Sunlight Mines Inc. operates an open-pit gold mine and cyanidation plant about 11km (7 miles) northeast of Whitehall, MT. Golden Sunlight is a subsidiary of Placer Dome US Inc. Mining is acc
Jan 1, 1991
-
Coal 1986 - Underground mining
Continued market pressure on the US coal industry was the overriding factor affecting developments in underground mining in 1986. An oversupply of coal in the spot market kept prices low throughout th
Jan 5, 1987
-
Possibilities And Limitations Of Waterjet-Assisted Tunnel Boring In German Coal Mines
By Wilhelm Knickmeyer, Johannes Henneke
PREFACE For about 1 year Bergbau-Forschung GmbH, central research institute of the German Coal Mining Industry, undertakes full size tests for waterjet assisted tunnel¬boring in German coal mines (
Jan 1, 1979
-
Disc Cutting Tests On Dry And Saturated Sandstone: Muck As A Performance Estimator
By M. Z. A. Bakar
A series of full scale laboratory linear rock cutting tests was carried out with a long bladed single disc cutter (292 mm diameter, 11mm wide constant cross-section blade) on dry and water saturated s
Jan 1, 2012
-
A Rapid Review Of Collision Avoidance And Warning Technologies For Mining Haul Trucks
By JOHN HOMER, KATHLEEN STABRYLA, JACOB L. CARR, JONATHAN K. HRICA, JENNICA L. BELLANCA
Given the recent focus on powered haulage incidents within the U.S. mining sector, an appraisal of collision avoidance/warning systems (CXSs) through the lens of the research literature is timely. Thi
Mar 1, 2023