Descripción: “... design of experiments, the performance of conical spouted beds provided with draft tube has been studied...”

Descripción: “..., but they are substituted by aspiration levels, and they need to be met in order to satisfy the decision-maker. Experience...”

Descripción: “... experience and is part of the natural process of engineers as technicians and researchers.Keywords: Research...”

Descripción: “... review of research, experience and management models for early detection in order to to answer : What...”