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Ara es mostren els items 1-20 de 41

    • A comparative study of quartz and potassium feldspar flotation process using different chemical reagents 

      Mohanty, Kalyani; Oliva Moncunill, Josep; Alfonso Abella, María Pura; Hoffmann Sampaio, Carlos; Anticoi Sudzuki, Hernán Francisco (2024-02-04)
      Article
      Accés obert
      An improved method for producing high-purity quartz (Qtz) and potassium feldspar (Kfs) concentrates was developed using various chemical reagents. Froth flotation experiments on a Qtz–Kfs mixture showed that quartz could ...

    • An improved high-pressure roll crusher model for tungsten and tantalum ores 

      Anticoi Sudzuki, Hernán Francisco; Guasch Cascallo, Eduard; Hamid, Sarbast; Oliva Moncunill, Josep; Alfonso Abella, María Pura; Bascompta Massanes, Marc; Sanmiquel Pera, Lluís; Escobet Canal, Teresa; Escobet Canal, Antoni; Parcerisa Duocastella, David; Peña Pitarch, Esteve; Argelaguet Isanta, María Rosa; Felipe Blanch, José Juan de (2018-10-25)
      Article
      Accés obert
      An improved approach is presented to model the product particle size distribution resulting from grinding in high-pressure roll crusher with the aim to be used in standard high-pressure grinding rolls (HPGR). This approach ...

    • Analysis of a historical accident in a Spanish coal mine 

      Sanmiquel Pera, Lluís; Bascompta Massanes, Marc; Anticoi Sudzuki, Hernán Francisco (2019-09-26)
      Article
      Accés obert
      There has been a long history of coal mine accidents and these, usually, involve serious injuries, fatalities, and the destruction of facilities. In the seventies, an explosion killed 28 miners in a Spanish coal mine. This ...

    • Analysis of occupational accidents in the spanish mining sector in the period 2009–2018 

      Sanmiquel Pera, Lluís; Bascompta Massanes, Marc; Rossell Garriga, Josep Maria; Anticoi Sudzuki, Hernán Francisco (2021-12-13)
      Article
      Accés obert

    • Analysis of occupational accidents in underground and surface mining in Spain using data-mining techniques 

      Sanmiquel Pera, Lluís; Bascompta Massanes, Marc; Rossell Garriga, Josep Maria; Anticoi Sudzuki, Hernán Francisco; Guasch Cascallo, Eduard (2018-03-07)
      Article
      Accés obert
      An analysis of occupational accidents in the mining sector was conducted using the data from the Spanish Ministry of Employment and Social Safety between 2005 and 2015, and data-mining techniques were applied. Data was ...

    • Análisis de un accidente del sector minero mediante el método del árbol de causas y el método de Feyer & Williamson 

      Sanmiquel Pera, Lluís; Bascompta Massanes, Marc; Felipe Blanch, José Juan de; Vintró Sanchez, Carla; Anticoi Sudzuki, Hernán Francisco; Freijo Álvarez, Modesto (2019)
      Text en actes de congrés
      Accés obert
      Fundamento y Métodos: En esta investigación se presenta el caso del análisis de un accidente del sector minero a través de 2 métodos distintos: 1) árbol de causas, 2) Feyer & Williamson. En el método del árbol de causas ...

    • Aprovechamiento de residuos mineros para la fabricación de nuevos materiales 

      Anticoi Sudzuki, Hernán Francisco; Alfonso Abella, María Pura; Garcia Valles, Maite; Hoffmann Sampaio, Carlos; Oliva Moncunill, Josep; Bascompta Massanes, Marc; Martínez Alcalá, Arnau (2023)
      Text en actes de congrés
      Accés obert
      El consumo actual de recursos minerales es muy elevado, conllevando una elevada generación de residuos durante su explotación y procesado industrial. La utilización de estos residuos como materia prima representa una ...

    • Breakage function determination for HPGR 

      Anticoi Sudzuki, Hernán Francisco (Universitat Politècnica de Catalunya, 2018)
      Conjunt de dades
      Accés obert
      The modelling of high pressure grinding rolls is described by the population balance model, a mass balance which includes several functions that are related to the mineral characteristics, material kinetics and operative ...

    • Breakage function for HPGR: mineral and mechanical characterization of tantalum and tungsten ores 

      Anticoi Sudzuki, Hernán Francisco; Guasch Cascallo, Eduard; Hamid, Sarbast; Oliva Moncunill, Josep; Alfonso Abella, María Pura; García-Vallès, Maite; Bascompta Massanes, Marc; Sanmiquel Pera, Lluís; Escobet Canal, Teresa; Argelaguet Isanta, María Rosa; Escobet Canal, Antoni; Felipe Blanch, José Juan de; Parcerisa Duocastella, David; Peña Pitarch, Esteve (2018-04-20)
      Article
      Accés obert
      The modelling of high pressure grinding rolls is described by the population balance model, a mass balance which includes several functions that are related to the mineral characteristics, material kinetics and operative ...

    • Características de la siniestralidad laboral del sector minero español de productos de cantera y rocas ornamentales en los períodos 2003-2008 y 2009-2014 

      Sanmiquel Pera, Lluís; Bascompta Massanes, Marc; Anticoi Sudzuki, Hernán Francisco; Rossell Garriga, Josep Maria; Freijo Álvarez, Modesto (2017-10-30)
      Article
      Accés obert

    • Experiences of Mining Engineering students in cooperation for development 

      Sidki Rius, Nor; Alfonso Abella, María Pura; Martínez Alcalá, Arnau; Gaona Boixader, Roger; Sendrós Gálvez, Miquel; Bel Roset, Guillem; Bascompta Massanes, Marc; Anticoi Sudzuki, Hernán Francisco; Yubero de Mateo, Maria Teresa; Jiménez Franco, Abigail (2022)
      Comunicació de congrés
      Accés obert

    • Experiences of mining engineering students in cooperation for development 

      Sidki Rius, Nor; Alfonso Abella, María Pura; Martínez Alcalá, Arnau; Gaona Boixader, Roger; Sendrós Gálvez, Miquel; Bel Roset, Guillem; Bascompta Massanes, Marc; Anticoi Sudzuki, Hernán Francisco; Yubero de Mateo, Maria Teresa; Jiménez Franco, Abigail (Universitat Politècnica de Catalunya, 2022-09)
      Text en actes de congrés
      Accés obert
      Future engineers, in addition to technical knowledge, should incorporate in their academic curricula aspects that contribute to make mining a sustainable activity. This will contribute to changing the concept that society ...

    • Friction factors determination and comparison in potash mines 

      Bascompta Massanes, Marc; Sanmiquel Pera, Lluís; Anticoi Sudzuki, Hernán Francisco (2015)
      Text en actes de congrés
      Accés obert
      Friction factor is a crucial parameter for assessing and modelling the ventilation system in underground mining. However, the development of a mine along its life can complicate the airflow supply required to the working ...

    • High pressure grinding rolls modelling and parameters dependency 

      Anticoi Sudzuki, Hernán Francisco (Universitat Politècnica de Catalunya, 2019)
      Conjunt de dades
      Accés obert
      A model for High Pressure Grinding Rolls (HPGR) was developed in this work based on the widely used Population Balance Model (PBM). This approach uses a variety of different functions one of which is the breakage distribution ...

    • High pressure grinding rolls modelling with population balance models applied to tantalum ore 

      Guasch Cascallo, Eduard; Anticoi Sudzuki, Hernán Francisco; Hamid, Sarbast; Oliva Moncunill, Josep; Alfonso Abella, María Pura (2016)
      Comunicació de congrés
      Accés obert

    • High pressure grinding rolls modelling with population balance models applied to tantalum ore 

      Anticoi Sudzuki, Hernán Francisco; Guasch Cascallo, Eduard; Hamid, Sarbast; Oliva Moncunill, Josep; Alfonso Abella, María Pura; Escobet Canal, Teresa (2016)
      Text en actes de congrés
      Accés obert
      High pressure grinding rolls are a good alternative for comminution. This device presents low operative cost and high energy performance. Modelling of 16 mono-size assays have been carried out using grinding rolls with ...

    • High pressure roll crusher modelling 

      Anticoi Sudzuki, Hernán Francisco (Universitat Politècnica de Catalunya, 2018)
      Conjunt de dades
      Accés obert
      An improved approach is presented to model the product particle size distribution resulting from grinding in high-pressure roll crusher with the aim to be used in standard high-pressure grinding rolls (HPGR). This approach ...

    • High-pressure grinding rolls: model validation andfunction parameters dependency on processconditions 

      Anticoi Sudzuki, Hernán Francisco; Guasch Cascallo, Eduard; Oliva Moncunill, Josep; Alfonso Abella, María Pura; Bascompta Massanes, Marc; Sanmiquel Pera, Lluís (Elsevier, 2019)
      Article
      Accés obert
      A model for High Pressure Grinding Rolls (HPGR) was developed in this work based on thewidely used Population Balance Model (PBM). This approach uses a variety of different func-tions one of which is the breakage distribution ...

    • Las actividades de cooperación al desarrollo como parte de la formación a los futuros ingenieros de minas 

      Alfonso Abella, María Pura; Anticoi Sudzuki, Hernán Francisco; Bascompta Massanes, Marc; Parcerisa Duocastella, David; Sanmiquel Pera, Lluís; Sidki Rius, Nor; Yubero de Mateo, Maria Teresa (2023)
      Text en actes de congrés
      Accés obert
      Las docencias en los estudios de Ingeniería de Minas deben proporcionar las competencias necesarias para que los futuros egresados realicen una labor en la que se requiere la manipulación de los materiales de la Tierra, ...

    • Liberation characteristics of Ta–Sn ores from Penouta, NW Spain 

      Alfonso Abella, María Pura; Hamid, Sarbast Ahmid; Anticoi Sudzuki, Hernán Francisco; García-Vallès, Maite; Oliva Moncunill, Josep; Tomasa Guix, Oriol; López Moro, Francisco Javier; Bascompta Massanes, Marc; Llorens, Teresa; Castro López, David; García Polonio, Francisco (2020-05-31)
      Article
      Accés obert
      The strategic importance of tantalum and its scarcity in Europe makes its recovery fromlow grade deposits and tailings interesting. In Penouta, the contents of Ta and Sn in old tailingsfrom an Sn mine are of economic ...