Patents by Inventor David James Brockway

David James Brockway 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).

  • CHROMIUM CATALYST, ITS PREPARATION AND USE
    Publication number: 20220314203
    Abstract: Disclosed herein is a chromium oxide catalyst composition having reduced levels of chromium (VI), methods of making a chromium oxide catalyst composition and system, and illustrative uses of the chromium oxide catalyst composition and system. The catalyst disclosed may be a gel and may comprise chromium(III) oxide and chromium(VI) oxide at an amount of about 10,000 ppm or less based on total chromium oxide contents in the chromium oxide catalyst composition.
    Type: Application
    Filed: June 14, 2022
    Publication date: October 6, 2022
    Inventors: Weiqing Joe Zou, David James Brockway, Peter Pfab, Matthias Georg Schwab
  • Chromium catalyst, its preparation and use
    Patent number: 11389786
    Abstract: Disclosed herein is a chromium oxide catalyst composition having reduced levels of chromium (VI), methods of making a chromium oxide catalyst composition and system, and illustrative uses of the chromium oxide catalyst composition and system. The catalyst disclosed may be a gel and may comprise chromium (III) oxide and chromium (VI) oxide at an amount of about 10,000 ppm or less based on total chromium oxide contents in the chromium oxide catalyst composition.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: July 19, 2022
    Assignee: BASF CORPORATION
    Inventors: Weiqing Joe Zou, David James Brockway, Peter Pfab, Matthias Georg Schwab
  • A CHROMIUM CATALYST, ITS PREPARATION AND USE
    Publication number: 20190308172
    Abstract: Disclosed herein is a chromium oxide catalyst composition having reduced levels of chromium (VI), methods of making a chromium oxide catalyst composition and system, and illustrative uses of the chromium oxide catalyst composition and system. The catalyst disclosed may be a gel and may comprise chromium (III) oxide and chromium (VI) oxide at an amount of about 10,000 ppm or less based on total chromium oxide contents in the chromium oxide catalyst composition.
    Type: Application
    Filed: May 22, 2017
    Publication date: October 10, 2019
    Inventors: Weiqing Joe Zou, David James Brockway, Peter Pfab, Matthias Georg Schwab