Patents by Inventor Ernesto Beas Bustos

Ernesto Beas Bustos has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for preparing a ferric nitrate reagent from copper raffinate solution and use of such reagent in the leaching and/or curing of copper substances
    Patent number: 9683277
    Abstract: This invention relates to a process for preparing a ferric nitrate (Fe(NO3)3) reagent, capable of serving as a solvent and copper species oxidizing agent in the ore curing, heap leaching, and/or run of mine (ROM) leaching of a copper ore hydrometallurgical process located at a brown field or green field, from an aqueous copper raffinate solution from the copper ore hydrometallurgical process of copper ore containing iron (II) (Fe2+), and the reagent prepared pursuant to this process.
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: June 20, 2017
    Assignee: Likivia Process Metalúrgicos SPA
    Inventors: Alejandro Cartagena Fagerstrom, Ernesto Beas Bustos, Manuel Cartagena Fagerstrom, Christian Hecker Cartes
  • PROCESS FOR PREPARING A FERRIC NITRATE REAGENT FROM COPPER RAFFINATE SOLUTION AND USE OF SUCH REAGENT IN THE LEACHING AND/OR CURING OF COPPER SUBSTANCES
    Publication number: 20150082943
    Abstract: This invention relates to a process for preparing a ferric nitrate (Fe(NO3)3) reagent, capable of serving as a solvent and copper species oxidizing agent in the ore curing, heap leaching, and/or run of mine (ROM) leaching of a copper ore hydrometallurgical process located at a brown field or green field, from an aqueous copper raffinate solution from the copper ore hydrometallurgical process of copper ore containing iron (II) (Fe2+), and the reagent prepared pursuant to this process.
    Type: Application
    Filed: September 24, 2013
    Publication date: March 26, 2015
    Inventors: Alejandro CARTAGENA FAGERSTROM, Ernesto Beas Bustos, Manuel Cartagena Fagerstrom, Christian Hecker Cartes