Diagnosis of accidents in the small and medium mining of Boyacá by González-Sierra, Miguel Alfonso, Lara-González, Luis Ángel

Subjects:

A Technical and Environmental Study of Fortified Structures Used in Coal Mining in Norte de Santander by Bolívar-León, Rafael, Triviño-Jaimes, Neyl Richard, García-Mogollón, Javier Mauricio

Subjects:

Productivity and competitiveness determination of the small-scale mining at the northern mining district in the state of Boyacá by Bernal, Martha Stella Martínez

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Automatized system of control and monitoring of gases from coal mines by Carreño Bodensiek, Carlos Guillermo

Subjects: “…Coal mines…”

Performance of packed - bed corncob (Zea mays) in the removal of iron contained in acid mine drainage by Hernández, Angie Lorena, Vásquez-Ochoa, Olga Yaneth, Roldan-García, Fabio Augusto, Lobo, Jairo Antonio Cubillos, Pineda, Gerardo Andrés Caicedo

Subjects: “…Chemical conditioning, adsorption, biomass, coal mine, remediation.…”

Evaluation of techniques to reduce the concentration of sedimentable solids in the wastewater produced in the coal mining in the municipality of Guachetá, Cundinamarca by Chaparro Alba, Sandra Liliana

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