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  • SME
    Noise controls for vibrating screen mechanisms - SME Transactions 2011

    By D. S. Yantek, L. A. Alcorn, M. J. Lowe, H. E. Camargo

    U.S. National Institute for Occupational Safety and Health (NIOSH) studies show that 43.5% of surveyed coal preparation plant workers had noise exposures exceeding the U.S. Mine Safety and Health Admi

    Jan 1, 2011

  • AIME
    Institute of Metals Division - Diffusion in the Uranium-Niobium (Columbium) System

    By R. E. Ogilvie, N. L. Peterson

    Diffi-lsion measurements were conducted at all compositims in the bcc solid solution of the U-Nb system employing incremental couples at composition intemals of 10 at. pct. Diffusion coefficients were

    Jan 1, 1963

  • SME
    Chemistry And Physics Of Taconite Agglomeration – Part III: Advantages Of Developing Bentonite Fibers

    By S. K. Kawatra, S. J. Ripke

    During 1998, 62 million tons of iron ore pellets valued at $1.7 billion were shipped from U.S. mines. These pellets are the primary source for domestic iron and steel production. During pelletization,

    Jan 1, 2001

  • AUSIMM
    Creep properties and energy evolution characteristics of weakly cemented rock under step loading

    By C X. Zhang, W K. Ru, S C. Hu

    To study the creep properties and the energy evolution characteristics of the weakly cemented rock (WCR) in western China, the creep deformation damage law of weakly cemented mudstone (WCM) under grad

    Nov 29, 2022

  • AIME
    Industrial Minerals Are Big Business

    By Charles H. Kline

    Industrial minerals are the Cinderella of the mining I industry. Often considered as just dirt by traditional hard-rock miners and oil drillers, these products nonetheless comprise the second largest

    Jan 1, 1970

  • DFI
    The Effectiveness Of The Monotube Pile Taper At The Highway 280 Pile Uplift Test Site ? Introduction

    By Samuel J. Kosa

    The Monotube is a uniformly tapered high-strength steel shell pile manufactured for friction pile applications. The Monotube pile was developed in the early 1920's in Canton, Ohio. Its first comm

    Jan 1, 1993

  • NIOSH
    State Statistics – Texas

    Lignite constitutes approximately 97 percent of the near-surface coal resources in Texas. The most significant bituminous resources are in the north-central and southern parts of the state. Coal reser

    Jan 1, 1992

  • NIOSH
    IC 9257 International Intercalibration And Intercomparison Program Radon Daughter Measurements: Exercise At The Twilight Mine, Uravan, CO

    By W. E. Cooper

    The International Intercalibration and Intercomparison Program (HIP), consisting of several selected laboratories from four countries, held a radon progeny intercomparison measurement at the U.S. Bure

    Jan 1, 1990

  • ISEE
    Oxygen Balanced Emulsion-ANFO Blends for Use in Flammable Atmospheres

    By Michael J. Sapko, Eric S. Weiss

    The U.S. Bureau of Mines has been conducting research on the secondary explosion hazards associated with the mining of oil shale under gassy mine conditions. Explosive incendivity tests have been cond

    Jan 1, 1990

  • AIME
    Died In Service

    Bailey, Lewis Newton, Master Engineer, Senior Grade, 4th Regiment, U. S. Engineers, Headquarters Company, died of pneumonia at Camp Merritt, N. J., on April 30, 1.918. Baird, Louis, Lieut., Royal Fie

    Jan 8, 1918

  • SME
    Tunneling By Mole

    By Robert G. Pinkerton

    Boyles Bros. Drilling Co. and Gibbons and Reed Company, both of Salt Lake City, Utah, have successfully combined into two joint ventures on the San Juan-Chama project of the U. S. Bureau of Reclamatio

    Jan 1, 1967

  • SME
    The North American Gold Mines: Operating Costs

    By Anthony W. Garson

    Good morning, ladies and gentlemen: It is a pleasure to be here this morning as a representative of Dean Witter Reynolds; one of the foremost international investment firms in North America. My co

    Jan 1, 1984

  • SME
    The Relationship Between Cartel Activity And Commodity Exchange Markets ? Introduction

    By Brian J. Gorva

    The key objective of forming a cartel is to increase profits to members of the cartel by taking the following action: a) control output; and b) control price. However, while attempting to obtain monop

    Jan 1, 1983

  • AIME
    Commercial Movement of Zinc and Copper

    By Salinger, Herbert

    WITH the large amount of metallurgical re- search work now being done and the constant effort of the engineer to effect economies of operation, I think it is a safe prediction that the next few years

    Jan 1, 1928

  • AIME
    Plentiful Supply of Nonmetallic Minerals Aids War Effort

    By Paul M. Tyler

    FOR the same reason that water is not missed until the well runs dry, the roles of many industrial minerals in wartime are often overlooked. In contrast to the growing shortages of many metals, our su

    Jan 1, 1942

  • CIM
    The Preparation of Coal (3d80a8d6-3762-412b-870a-d165227cb7ae)

    By J. B. Morrow

    Methods of Coal Preparation Fundamentally, the object of coal preparation is to increase, economically, the value of a fuel by making it more suitable to the uses of the consumer. This can be accomp

    Jan 1, 1931

  • SME
    Understanding Coal Ash Quality Parameters

    By E. C. Winegartner

    In producing and selling coal, the coal company is faced with many different parameters by which the quality of its product is evaluated. One type, which we choose to call the economic parameters, inc

    Jan 1, 1975

  • IMPC
    Reasonable Utilization of Primary Sylvinite?Production of Potassium Sulphate or Potassium Magnesium Sulphate Fertilizer

    By H. R. Zhang

    In this paper two optional production processes are presented for reasonable utilization of primary sylvinite in Qinghai province, China. The two kinds of products as chlorine-free potash fertilizers

    Jan 1, 2014

  • TMS
    Hydrothermal Sulfidation of Plumbojarosite for Recovery of Lead and Silver

    By K. P. V. Lei

    The U.S. Bureau of Mines investigated a hydrothermal sulfidation procedure to recover lead and silver from plumbojarosite. The plumbojarosite, generated during pressure-oxidative leaching of zinc conc

    Jan 1, 1990

  • SME
    TBM Tunneling on the Yucca Mountain Project

    By James P. Morris, William H. Hansmire

    The U. S. Department of Energy's (DOE) Yucca Mountain Project (YMP) is a scientific endeavor to determine the suitability of Yucca Mountain for the first long term, high level nuclear waste repos

    Jan 1, 1995