Company Filing History:
1 out of 1 
2 out of 832,812 Years Active: 2001-2002
Title: Innovations by Andres Reghezza Inzunza
Introduction
Andres Reghezza Inzunza is a notable inventor based in Chuquicamata, Chile. He has made significant contributions to the field of copper extraction, holding three patents that enhance the efficiency of leaching processes. His work focuses on improving methods for extracting copper from ores, which is crucial for the mining industry.
Latest Patents
One of his latest patents is related to copper leach process aids. This patent discloses methods for enhancing the leaching of copper from copper-bearing ores using an aqueous sulfuric acid leach solution. An antifoam formulation, stable at a solution pH of about 1 to 2, is added to improve the process. This formulation typically includes a glycol ester and an alkyl phenol ethoxylate in a paraffinic oil solvent. Another patent addresses the inhibition of crud formation and organic entrainment in the solvent extraction of copper from an aqueous sulfuric acid pregnant leach solution. This method also involves adding a stable antifoam formulation to the acid solution.
Career Highlights
Throughout his career, Inzunza has worked with prominent companies in the mining and chemical sectors. Notable among these are Betzdearborn Inc. and Corporacion Nacional Del Cobre De Chile. His experience in these organizations has contributed to his expertise in copper extraction technologies.
Collaborations
Inzunza has collaborated with several professionals in his field, including Ricardo Arancibia Cifuentes and Donald Carroll Roe. These collaborations have likely enriched his work and led to innovative solutions in copper leaching processes.
Conclusion
Andres Reghezza Inzunza is a significant figure in the field of copper extraction, with a focus on enhancing leaching processes through innovative methods. His patents and career achievements reflect his dedication to improving mining technologies.