Patents by Inventor DevRanjan J. Pradhan

DevRanjan J. Pradhan 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).

  • CATALYST COMPOSITIONS FOR SELECTIVE DIMERIZATION AND POLYMERIZATION OF ETHYLENE
    Publication number: 20180133703
    Abstract: A catalyst composition comprises an inert hydrocarbon solvent, having dissolved therein a titanate of the formula Ti(OR)4 wherein each R is the same or different, and is a hydrocarbon residue, and an organic aluminum compound, wherein a molar ratio of the organic aluminum compound and any alkene present in the catalyst composition is greater than one.
    Type: Application
    Filed: December 12, 2014
    Publication date: May 17, 2018
    Inventors: Roland Schmidt, Mohammed H. Al-Hazmi, Mohammed F. Al-Anazi, DevRanjan J. Pradhan
  • Catalyst compositions for selective dimerization of ethylene
    Patent number: 9919298
    Abstract: A catalyst composition comprises an inert hydrocarbon solvent, having dissolved therein a titanate of the formula Ti(OR)4 wherein each R is the same or different, and is a hydrocarbon residue, and an organic aluminum compound, wherein a molar ratio of the organic aluminum compound and any alkene present in the catalyst composition is greater than one.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: March 20, 2018
    Assignee: SAUDI BASIC INDUSTRIES CORPORATION
    Inventors: Roland Schmidt, Mohammed H. Al-Hazmi, Mohammed F. Al-Anazi, DevRanjan J. Pradhan
  • CATALYST COMPOSITIONS FOR SELECTIVE DIMERIZATION OF ETHYLENE
    Publication number: 20170001182
    Abstract: A catalyst composition comprises an inert hydrocarbon solvent, having dissolved therein a titanate of the formula Ti(OR)4 wherein each R is the same or different, and is a hydrocarbon residue, and an organic aluminum compound, wherein a molar ratio of the organic aluminum compound and any alkene present in the catalyst composition is greater than one.
    Type: Application
    Filed: December 12, 2014
    Publication date: January 5, 2017
    Inventors: Roland Schmidt, Mohammed H. Al-Hazmi, Mohammed F. Al-Anazi, DevRanjan J. Pradhan