Purpose. In recent years in Egypt there has been a significant increase in the demand for building materials, particularly gravel which is employed in buildings, the base layer for road construction, and other industries. ...

Purpose. This paper discusses the release of acidity and toxic metals from acid sulfate soils in the Kelantan plains due to the oxidation of pyrite. Methods. A study was conducted in the field and laboratory using leaching ...

Purpose. Substantiation and choice of rational parameters of drilling-and-blasting operations for mine workings construction with the use of emulsion ex-plosives. Methods. The tasks were solved by a complex method, which ...

The basic scientific and practical results of rational use and protection of subsoil under underground mining of ore deposits in the conditions of technogenesis are based on reliable geological and surveying and geomechanical ...

Purpose. To develop effective approach to determination of parameters of deep boreholes location which would consider stress of the ore massif in the course of layers breaking. Methods. It has been established that energy ...

Продуктивністю необхідно керувати, як на рівні окремого кар'єра, так і групи кар'єрів комбінату з метою отримання максимального прибутку. При цьому продуктивність кожного кар'єру, що входить до складу гірничо-збагачувального ...