Patents by Inventor Alvaro Orjuela

Alvaro Orjuela 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).

  • Carboxylic acid recovery and methods related thereto
    Patent number: 8293935
    Abstract: A method of producing an alkyl ester of a carboxylic acid is provided, the method comprising: adding an alkanol and a mineral acid to a carboxylic acid salt to provide a carboxylic acid/alkanol solution and a precipitated mineral acid salt; separating the mineral acid salt from the carboxylic acid/alkanol solution; esterifying the carboxylic acid; and isolating an alkyl ester of the carboxylic acid.
    Type: Grant
    Filed: December 2, 2010
    Date of Patent: October 23, 2012
    Assignee: Board of trustees of Michigan State University
    Inventors: Alvaro Orjuela, Abraham Yanez-McKay, Carl Lira, Dennis Miller
  • CARBOXYLIC ACID RECOVERY AND METHODS RELATED THERETO
    Publication number: 20110275851
    Abstract: A method of producing an alkyl ester of a carboxylic acid is provided, the method comprising: adding an alkanol and a mineral acid to a carboxylic acid salt to provide a carboxylic acid/alkanol solution and a precipitated mineral acid salt; separating the mineral acid salt from the carboxylic acid/alkanol solution; esterifying the carboxylic acid; and isolating an alkyl ester of the carboxylic acid.
    Type: Application
    Filed: December 2, 2010
    Publication date: November 10, 2011
    Inventors: Alvaro Orjuela, Abraham Yanez-Mckav, Carl Lira, Dennis Miller