A process for removing impurities from copper concentrate prior to smelting is presented here. The concentrate is subjected to thermal decomposition in a vacuum chamber at temperatures of about 950 °C. This pretreatment ...

In previous works CO2 emissions in oil refineries have been studied for production unit planning. In this manuscript the associated CO2 mitigation costs are added to the scheduling of crude oil unloading and blending. ...

The subject covered in this text is an excerpt of a larger project and presents discussions on teacher's competencies, in engineering education, and also technical and scientific competencies. There is a growing demand for ...

The subject covered in this text is an excerpt of a larger project and presents discussions on teacher's competencies, in engineering education, and also technical and scientific competencies. There is a growing demand for ...

We report a study of the nonmetal-metal transition of free-standing Pd N clusters (2≤N≤21) carried out through two different theoretical approaches that are extensively employed in electronic structure calculations: a ...

This article analyzes the inclusion of the issue of “environmental management” in the department of Production Engineering of the “Alfa” School of Engineering. For this, a case study was conducted at the School of "Alpha" ...