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  • SME
    Gyratory Crusher Model And Impact Parameters Related To Energy Consumption

    By R. Pothina

    The objective of this research was to develop a mathematical model for gyratory crushers to help in the prediction of energy consumption and to analyze dominant parameters that affect this energy cons

    Jan 1, 2007

  • CIM
    Gyratory Crusher Wear Monitoring Using Laser Technology

    By Persio P. Rosario

    Crushing has proven to be of fundamental importance in mine mill integration at Highland Valley Copper (HVC). Highland Valley Copper has achieved large throughput and good quality control through the

    May 1, 2002

  • AIME
    Gyro Attachment For Theodolites Simplifies Surveying Procedures

    By E. P. Pfleider, O. Rellensmann

    In the May 1959 issue of [=] the authors reported on the gyrotheodolite as used for determining azimuths in surface and underground work. Further research has led to the development of a new type of g

    Jan 3, 1968

  • AIME
    Gyro-Compass Surveys Underground Workings And Boreholes

    By Otto Rellensmann, Eugene P. Pfleider

    For many years mine surveyors and exploration engineers have sought an accurate means of transferring meridian underground by using the gyro-compass. These efforts have generally failed, either becaus

    Jan 5, 1959

  • IIMP
    Génesis y geoquímica para la exploración de zinc y compañía en los Andes Centrales

    By Mirian Mamani

    Estudio sobre los diferentes tipos de depósitos de zinc ubicables en los Andes Centrales. Tras destacar el extraordinario potencial que ofrece Perú, la autora precisa que debido a que los magmas son f

    May 31, 2019

  • CIM
    Géologie de la Mine Doyon, Cadillac, Québec

    By Pierre Sauvé, Guy Perrault, Armand Savoie, Pierre Trudel

    "La Mine Doyon est une entreprise détenue à parts égales par Cambior Inc. et par Minerais Lac Ltée qui en est l'opérateur. Les statistiques de production au 1"" janvier 1990 indiquent que, depuis le d

    Jan 1, 1990

  • CIM
    Géologie Des Dépots Persévérance, Équinoxe Et P-Ouest Camp Minier De Matagami, Matagami Québec

    By Grant Arnold

    Le Camp Minier de Matagami est situé dans la ceinture volcano-sédimentaire Harricana- Turgeon appartenant à la Province du Supérieur, sous-province de l?Abitibi, au Québec. Les gisements de métaux de

    May 1, 2001

  • CIM
    Géologie des Mines de Chrysotile de la région de Thetford Mines, Québec

    By Gilles Bonin

    Structures and serpentinization patterns in the Thetford Mines peridotites are important characteristics indicating the necessary geological conditions which led to the development of chrysotile orebo

    Jan 1, 2001

  • CIM
    Géologie et géochimie de la mine Lamaque, Val d'Or, Québec

    By Paul Bedard, Réal Daigneault, Guy Perrault

    "La mine Lamaque est située a Val d'Or, Québec; les roches hônes appartiennent au groupe de Malartic, partie supérieure, et sont des andésites et des pyroclastites. On y retrouve deux formes d&ap

    Jan 1, 1983

  • CIM
    Géologie et Minéralisations En Zn-Cu-Ag-Au Des Mines Selbaie

    By Jean-Jacques Bouillon, Michel Jébrak, Stephane Faure

    "Le gisement polymétallique (Cu-Zn-Au-Ag) des Mines Selbaie est forme par un réseau de filons encaisses dans une séquence de pyroclastites felsiques du sill on Harricana-Turgeon. Les minéralisations s

    Jan 1, 1990

  • CIM
    Gîtes de wollastonite, province tectonique de Grenville, Quebec

    By G. J. Simandl, H. -L. Jacob, S. Paradis, G. Valiquette

    "Nos travaux de terrain dans le Grenville, effectués dans le cadre d'un projet d'inventaire des gîtes de wollastonite, ont démontré qu'il existe un secteur exceptionnellement favorable

    Jan 1, 1990

  • SME
    H-Coal: Conversion of Western Coals

    By Clarence A. Johnson

    The discovery of the Prudhoe Bay field temporarily reduced interest in the development of coal conversion processes, but interest is being re¬newed by the current energy crisis. According to M.A. Wrig

    Jan 1, 1972

  • AIME
    H-Coal: Conversion of Western Coals (7a3fb5cc-9d55-49e6-9160-0a768cefc2d7)

    By Edwin S. Johanson, Ronald H. Wolk, Clarence A. Johnson, Harold H. Stotler, Katherine C. Hellwig

    The H-Coal process, an ebullated bed reactor system for converting coal to liquid fuel, is described. Results from long-duration continuous flow bench-scale operations with Wyoming Wyodak, Arizona Bla

    Jan 1, 1974

  • AIME
    H. D. Wilde - Recently Elected Director, A.I.M.E.

    By AIME AIME

    HENRY DAYTON WILDE-"Date," informally- manager- of the technical and research department of the Humble Oil & Refining Co., was born at Aguascalientes, Mexico, Sept. 25, 1900. He is a graduate in chemi

    Jan 1, 1938

  • CIM
    H.D.P.E. Piping in the Mining Industry

    By J. R. Eastwood

    "H.D.P.E. Piping in the Mining IndustryThere has been much use· ms.de of high density polyethylene pipe in the mining industry over the past several years. This is not only in new installations but al

    Jan 1, 1975

  • TMS
    H2O in the Flash Furnace

    By W. G. Davenport

    H20 is present in many flash furnace inputs. Examples are: (a) moisture in concentrate and flux (b) humidity in blast (c) moisture in hydrocarbon fuel, particularly coal, Appendix IV. H20 may als

    Jan 1, 2001

  • SME
    H3PO4 Production Process Utilizing Phosphatic Clay as Feed Material Mining, Metallurgy and Exploration

    By Jack S. Watson, Rasika Nimkar, Robert M. Counce, Matthew Gordy, Patrick Zhang

    Waste phosphatic clay presents a difficult disposal problem and a significant loss of P2O5. Recent developments make this study on the use of phosphatic clay as a feed material for H3PO4 production wo

  • SME
    H3PO4 Production Process Utilizing Phosphatic Clay as Feed Material Mining, Metallurgy and Exploration (96f76f16-6e96-43f6-a430-5734ccdc3912)

    By Jack S. Watson, Rasika Nimkar, Robert M. Counce, Matthew Gordy, Patrick Zhang

    Waste phosphatic clay presents a difficult disposal problem and a significant loss of P2O5. Recent developments make this study on the use of phosphatic clay as a feed material for H3PO4 production wo

  • IIMP
    Hacia una dinámica del desarrollo Latino Americano (II)

    By Raúl Prebisch

    Continuando con el análisis de la realidad latinoamericana, el presente texto señala los factores estructurales internos de la insuficiencia dinámica de desarrollo latinoamericano como la absorción

    May 1, 1964

  • IIMP
    Hacia una dinámica del desarrollo Latino Americano (III)

    By Raul Prebisch

    Como última parte del análisis sobre la realidad latinoamericana, el presente texto señala el estrangulamiento o crisis del desarrollo, las disparidades sobre la demanda y sus efectos sobre el desarro

    Jul 1, 1964