Patents by Inventor Nathan Jeremy Nagel

Nathan Jeremy Nagel 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).

  • Method and apparatus for making acetic acid with improved light ends column productivity
    Patent number: 8173076
    Abstract: An improved apparatus and method of producing acetic acid includes condensing overhead vapor to provide reflux to the light ends column as well as condensing vapor from a central portion of the light ends column to increase capacity. Throughput or load on the light ends column is substantially reduced without compromising product quality.
    Type: Grant
    Filed: June 23, 2011
    Date of Patent: May 8, 2012
    Assignee: Celanese International Corporation
    Inventors: Nathan Kirk Powell, Nathan Jeremy Nagel, Fred Ronald Olsson, Wayne David Picard, Ronald David Shaver, Ismael Torres Tejeda
  • Method and Apparatus for Making Acetic Acid with Improved Light Ends Column Productivity
    Publication number: 20110250101
    Abstract: An improved apparatus and method of producing acetic acid includes condensing overhead vapor to provide reflux to the light ends column as well as condensing vapor from a central portion of the light ends column to increase capacity. Throughput or load on the light ends column is substantially reduced without compromising product quality.
    Type: Application
    Filed: June 23, 2011
    Publication date: October 13, 2011
    Applicant: Celanese International Corporation
    Inventors: Nathan Kirk Powell, Nathan Jeremy Nagel, Fred Ronald Olsson, Wayne David Picard, Ronald David Shaver, Ismael Torres Tejeda
  • Method and apparatus for making acetic acid with improved light ends column productivity
    Patent number: 7989659
    Abstract: An improved apparatus and method of producing acetic acid includes condensing overhead vapor to provide reflux to the light ends column as well as condensing vapor from a central portion of the light ends column to increase capacity. Throughput or load on the light ends column is substantially reduced without compromising product quality.
    Type: Grant
    Filed: May 17, 2007
    Date of Patent: August 2, 2011
    Assignee: Celanese International Corporation
    Inventors: Nathan Kirk Powell, Nathan Jeremy Nagel, Fred Ronald Olsson, Wayne David Picard, Ronald David Shaver, Ismael Torres Tejeda
  • Method and apparatus for making acetic acid with improved light ends column productivity
    Publication number: 20080287706
    Abstract: An improved apparatus and method of producing acetic acid includes condensing overhead vapor to provide reflux to the light ends column as well as condensing vapor from a central portion of the light ends column to increase capacity. Throughput or load on the light ends column is substantially reduced without compromising product quality.
    Type: Application
    Filed: May 17, 2007
    Publication date: November 20, 2008
    Inventors: Nathan Kirk Powell, Nathan Jeremy Nagel, Fred Ronald Olsson, Wayne David Picard, Ronald David Shaver, Ismael Torres Tejeda