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  • SME
    Mining In The Spruce Pine, North Carolina Area

    By Charles A. Hickey

    The dining industry game tome Spruce Pine area a few years after tine Civil War. Two Yankees came down from Massachusetts to mine sheet mica to sell to the stove manufacturers for windows in heating s

    Jan 1, 1962

  • SME
    Allflux® Separator/A New Way To Process Your Heavy Minerals

    By P. Grotjohann

    In processing heavy mineral sands, the low feed concentration and respective high value of the desired minerals require high capacity production and sharp classification/separation techniques to reduc

    Jan 1, 1998

  • SME
    Gold Exploration: Flow-Through Financing and the Canadian Junior

    By Harold D. Stevenson, Gerald G. Carlson

    The Flow-Through Shares Program was set up by the Canadian Federal Government in 1978. While initial annual expenditures in flow-through shares was small, recognition of flow-through as a significant

    Jan 1, 1987

  • SME
    Detoxification Of Gold Mill Waste Water With H2O2: Three Case Studies

    By A. Griffiths

    The? use of hydrogen peroxide to detoxify gold mill waste waters containing cyanide and other toxic substances is already an established technology. Recent advances have extended the range of applicat

    Jan 1, 1988

  • SME
    Improvements In Resource Recovery At Stauffer's Big Island Mine

    By J. F. T. Agapito

    Significant increases in extraction ratio on the order of six to eight percent, equivalent to as much as 142 t/m of panel advance, have occurred at the Big Island Mine during the last five years with

    Jan 1, 1988

  • SME
    Primary Autogenous Grinding Concentrators Recent Trends And Developments

    By A. A. Dor

    Recent developments in the design of concentration plants have reflected the increased recognition that has been given to the economic and metallurgical advantages of autogenous grinding. This has man

    Jan 1, 1965

  • SME
    Control of Coal Worker's Pneumoconiosis: An Assessment of Progress and Needs

    By Raja V. Ramani

    Worldwide, promulgation and enforcement of health and safety laws and regulations have been the primary means of ensuring minimum and uniform standards of health and safety in the mining industry. In

    Jan 1, 1997

  • SME
    Waste Water Treatment Plant for Sewage Water in the Sharrcem Plant

    By John Mastoris, Shkurta Gashi, Kostis Dragasakis, Kostas Kouklidis, Halil Berisha

    Water is increasingly recognized as a critical issue for sustainable development, becoming as important as carbon to corporate responsibility and reputation. Although the cement industry’s overall ‘wa

    Jan 1, 2017

  • SME
    Mining Industry Feels Effects of General Recession

    By Donald E. Ralston, V. Rajaram, Michael N. Greeley, John W. Peters, Terry J. Laverty, F. S. Kendorski, Peter G. Chamberlain, J. Brent Hiskey, William C. Larson

    Preliminary figures from the US Mine Safety and Health Administration show 801 underground metal mines and 490 surface metal mines, at the end of 1981, up from 663 and 383, respectively, in 1980.

    Jan 5, 1982

  • SME
    A Geologic Summary Of Significant Lode Gold Systems In Montana

    By J. F. Childs

    Montana consists of an Archean crystalline basement overlain by Proterozoic through Cenozoic sedimentary rocks. Igneous rocks range in age from Archean to Pleistocene; the most voluminous magmatism an

    Jan 1, 1993

  • SME
    Coal 1992

    Overview In 1992, US coal supply and demand were shaped more by weather conditions and the export market than by the economic recovery. Preliminary data compiled by the Energy Information Administrat

    Jan 1, 1993

  • SME
    Managing Heat in Underground Mines: the Importance of Incorporating the Thermal Flywheel Effect into Climatic Modeling " Mining, Metallurgy & Exploration (2021)"

    By Karoly C. Kocsis, Kyle A. Scalise, Marcelo Bandeira Teixeira

    Understanding the effects of various ventilation and climatic parameters on the work conditions and comfort in underground mines is critical for efficient ventilation system design and cost savings an

    Oct 9, 2020

  • SME
    Medusa's Reclamation Programs In Three States

    By R. D. Shackleton

    Medusa Cement Company, a division of Medusa Corporation, is a medium-sized cement manufacturer serving the midwest, east, and southeast. Medusa's eight plants are located in Georgia, Pennsylvania

    Jan 1, 1974

  • SME
    Contractor’s Redesign of Construction Methods and Proceduresfor New York City Transit Authority Contract C-20201

    By Bernard A. Grand, Gary A. Almeraris

    This project involves the reconstruction of a 1,100 ft. long by 75 ft. wide segment of an existing 4 to 5 track subway under Northern Boulevard in the Borough of Queens in New York City. The project i

    Jan 1, 1999

  • SME
    Ground Freezing for Deep Shaft Excavation Shaft 18B-1 New York City Water Tunnel No. 3 New York, New York - NAT2024

    By Andrew Chegwidden, Tara Wilk

    Shaft 18B-1 is the second shaft to be constructed as a part of contract C547A along the New York City water supply system Tunnel No. 3. More complex than Shaft 17B-1, this site has an additional 30 m

    Jun 23, 2024

  • SME
    Minerals and the Developing Economies (fafba686-ef20-48a4-ae2a-b2a91cf994fa)

    By William S. Pintz, William A. Vogely, Charles J. Johnson

    This chapter on the role of minerals in developing economies is oriented toward economic policy issues. The discussion and analysis cut across the technical, economic, legal, and policy fields. The go

    Jan 1, 1985

  • SME
    Fluidized Bed Retorting Of Oil Shale

    By Rex T. Ellington

    The fluidized bed is an effective method for investigating retorting phenomena and possibly a commercial means of retorting oil shale. Both were examined by Sinclair Oil Corp. (now part of Atlantic Ri

    Jan 1, 1972

  • SME
    Mining Of Medium Hard Rock Without Blasting By Means Of Cutting. Experiences And Economics Of The Wirtgen Surface Miner

    By B. Schimm

    Improve the mines productivity by simplifying the mining process, for these tasks the Wirtgen Surface Miner offers an attractive alternative. Surface Miners cut, crush and load material in one opera

    Jan 1, 1997

  • SME
    Copper Electrowinning At Present And In The Future

    Solvent extraction-electro- winning appears to be one of the most important processes for the future in the North American copper industry and for this reason both the SX and EW steps are furtive area

    Jan 1, 1985

  • SME
    Mining And The Environment: Finding Common Ground

    By Jim Dunn

    For decades many of us who are associated with the mineral industry have tried to show the public its economic and strategic importance. Some of the mineral industry's proponents have been politi

    Jan 1, 1987