Patents by Inventor Trinity Hale

Trinity Hale 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).

  • Extractive distillation of crude alcohol product
    Patent number: 9000235
    Abstract: Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid using an extractive distillation column. The column yields a residue that comprises ethanol, acetic acid, and the extractive agent. The extractive agent may be water and may be separated from the residue and returned to the extractive distillation column.
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: April 7, 2015
    Assignee: Celanese International Corporation
    Inventors: David Lee, Lincoln Sarager, Trinity Hale, Victor J. Johnston
  • Recovering Ethanol with Sidestreams to Regulate C3+ Alcohols Concentrations
    Publication number: 20150031924
    Abstract: This invention relates to purification and/or recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid. Separation and purification processes of a crude ethanol mixture are employed to allow recovery of ethanol and remove impurities. In particular, the process involves one or more sidestreams to regulate C3+ alcohols concentration in the recovered ethanol.
    Type: Application
    Filed: October 10, 2014
    Publication date: January 29, 2015
    Inventors: Trinity Hale, Radmila Wollrab, Victor J. Johnston, David Lee, Adam Orosco
  • Extractive Distillation of Crude Alcohol Product
    Publication number: 20140303407
    Abstract: Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid using an extractive distillation column. The column yields a residue that comprises ethanol, acetic acid, and the extractive agent. The extractive agent may be water and may be separated from the residue and returned to the extractive distillation column.
    Type: Application
    Filed: May 28, 2014
    Publication date: October 9, 2014
    Applicant: Celanese International Corporation
    Inventors: David Lee, Lincoln Sarager, Trinity Hale, Victor J. Johnston