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  • NIOSH
    IC 6329 Sulphur - Introduction

    By Robert H. Ridgway

    This circular outlines salient facts regarding the sulphur industry of the United States and the world. It is founded chiefly upon published information available in the literature of the subject. The

    Jan 1, 1930

  • IIMP
    Incorporación de la incertidumbre geológica en la toma de decisiones en el planeamiento de corto plazo y control de mineral.

    By Carlos Carrasco Arbieto

    El óptimo conocimiento de los parámetros geológicos es importante para la economía de cualquier proyecto minero, dado que la previsión de las fluctuaciones de los riesgos geológicos, reduce la incerti

    Sep 12, 2005

  • SAIMM
    The Corrosion Behaviour Of Steel In Seawater

    By H Möller

    The purpose of this paper is to give an overview of the corrosion behaviour of steel in seawater. It is shown that the corrosion products (oxy-hydroxides and calcareous deposits) that are formed durin

    Jan 1, 2006

  • NIOSH
    Bulletin 79 Abstracts of Current Decisions on Mines and Mining

    By J. W. Thompson

    CONSTRUCTION OF STATUTE-SALE BY ENTRYMAN. The timber and stone act (20 Stat., 89) does not forbid an entryman from alienating his interest in his claim; but the act makes illegal any prior agreement b

    Jan 1, 1914

  • IIMP
    La gestión gráfica y su importancia en la minería subterránea

    By Edgar Espinoza

    En las últimas décadas el avance tecnológico de la informática, la telemática y el uso de los satélites ha producido una revolución tecnológica en todos los campos de la ciencia, entre otros. Por ello

    Sep 13, 2001

  • NIOSH
    Mineral Commodity Summaries 1996 - Significant Events, Trends, And Issues - The Mineral Sector Of The U.S. Economy

    The U.S. economy and, consequently, the demand for minerals grew at more moderate rates in 1995 compared with stronger performances the previous year. Demand for metals such as steel and copper was re

    Jan 1, 1996

  • AIME
    Chicago Paper - Discussion of Mr. Sauveur's paper on the Microstructure of Steel and the Current, Theories of Hardening (see Vol. xxvi., p. 863)

    Prof. A. Ledebur, Freiberg, Saxony :* Mr. Sauveur has presented and enriched with original observations a valuable summary of the theories advanced hitherto concerning the hardening of steel; but in o

    Jan 1, 1898

  • NIOSH
    IC 6689 Development Of Sand And Gravel Deposits ? Introduction

    By J. R. Thoenen

    This circular is the second of a series presenting methods employed in solving the technical problems encountered in the production of sand and gravel. The first paper3 discussed the methods use in pr

    Jan 1, 1933

  • ABM
    Evolução Microestrutural De Um Aço Dp Laminado A Frio Submetido Ao Recozimento Intercrítico Com Patamar Isotérmico No Resfriamento

    By Mônica Aline Magalhães Gurgel

    Nas últimas décadas o setor siderúrgico vem desenvolvendo aços com maior valor tecnológico, surgindo assim várias classes, entre elas os aços avançados de alta resistência, onde encontra-se o aço bifá

    Aug 17, 2017

  • IIMP
    Desarrollo y comparación de pruebas de revegetación para un cierre del tajo abierto en la mina Pierina (Barrick)

    By J Cardozo

    El presente texto señala las pruebas que comprenden el proceso de rehabilitación de la mina Pierina de tajo abierto. En esta perspectiva, las pruebas y monitoreos identificaron que los paneles cubiert

    Aug 1, 2013

  • IIMP
    Economía circular aplicada a minería

    By Rosa Coronado

    Este documento técnico muestra el estado de la economía circular — estrategia que fomenta el desarrollo productivo— en el sector industrial minero. Si bien la minería ya ha venido trabajando desde hac

    Aug 30, 2020

  • NIOSH
    RI 3476 Properties Of Louisiana Crude Oils - II. -Additional Analyses (253de9e8-3d0e-4e25-8a37-fcbef3f581bb)

    By E. L. Garton

    [AnalY3e s of Qany crude t) i 1 s prod.uced in Loui sia.na are incl udeo" in re!Jor~ ~ th'l t have b en u~li shed by the BurOllU 0: i?{ine s. The first rc-port,j} givin..; analyseG of 6 Louisiana

    Jan 1, 1939

  • SME
    Information Technology Aids Soda Springs Phosphate Mine

    By Randy Vranes

    Sophisticated information technology, quality management systems and a commitment to the environment has allowed Solutia’s Soda Springs phosphate mine and elemental phosphorus plant to reduce operatin

    Jan 1, 1999

  • NIOSH
    RI 4375 Missouri Valley Manganese Deposits. South Dakota Part I. - General Investigations, Stratigraphic Studies, And Tonnage And Grade Estimates

    By Paul. E. Pesonen

    Since early in 1940 the Bureau of Mines has been concerned with possible means of utilizing manganese-bearing materials from the Missouri Valley manganese deposit. During the period between July 1945

    Jan 1, 1948

  • ISEE
    A Blaster’s Tool To Measure Fragmentation

    By Larry Mirabelli, David Lilly

    In 1777, the French naturalist, Georges Louis Leclerc, Compte de Buffon developed a statistical technique to estimate the width between two parallel lines by randomly throwing a needle at the two line

    Jan 1, 2008

  • AUSIMM
    The Role of Conditioning Energy in Emulsion Flotation (99b0a156-5b49-41d8-9443-41bbbc826543)

    The effect of conditioning energy input on the metallurgical results of an emulsion flotation process has beenattributed by previous authors to a detergency process.This paper shows that such a proces

    Jan 1, 1970

  • IIMP
    Modelamiento numérico para el diseño de precorte en taludes en roca

    By José Vergara, José Espinoza

    El objetivo principal de la técnica de precorte es generar un plano de debilidad que permita disminuir las vibraciones y gases producidos por las voladuras de producción, de modo que la calidad final

    Sep 20, 2019

  • SME
    The U.S. Cement Industry Operating In An Unfriendly Environment

    Cement in 1975 indeed did operate in an unfriendly environment. World recession, escalating costs, fuel crises, reduced product demand . . . . all led to market conditions detrimental to industry prof

    Jan 1, 1976

  • CIM
    Deformation and Structural Controls on Gold Mineralization in the Clarence Stream Shear Zone, Southwestern New Brunswick, Canada

    By K. G. Thorne, D. R. Lentz, A. F. Park

    "The Main zone of the Clarence Stream gold deposit is hosted by a shear zone adjacent to the Saint George batholith in southwestern New Brunswick. The mineralization history relates to progressive def

    Jan 1, 2008

  • IIMP
    Desarrollo sostenible: desafíos y oportunidades

    By Alfredo C. Gurmendi

    Perú, como parte de los países en desarrollo económico (PED, se caracteriza por las regulaciones en los sectores industriales y consorcios entre capitales extranjeros y nacionales. En este sentido, lo

    Jul 31, 2003