Patents by Inventor Ravindra R. Tupe

Ravindra R. Tupe 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 of starting-up a process of producing an alkylene oxide using a high-efficiency catalyst
    Patent number: 8987483
    Abstract: A method for starting-up a high efficiency alkylene oxide catalyst is described. A feed gas comprising an alkylene, oxygen, and at least one organic chloride is introduced to the catalyst. The molar ratio of oxygen to alkylene, reaction temperature, and overall chloriding effectiveness are adjusted to specified ranges of values within a specified catalyst aging period.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: March 24, 2015
    Assignee: Dow Technology Investments LLC
    Inventors: Arun G. Basrur, Ravindra R. Tupe, Hwaili Soo, Paul V. Hinman
  • METHOD OF STARTING-UP A PROCESS OF PRODUCING AN ALKYLENE OXIDE USING A HIGH-EFFICIENCY CATALYST
    Publication number: 20140024846
    Abstract: A method for starting-up a high efficiency alkylene oxide catalyst is described. A feed gas comprising an alkylene, oxygen, and at least one organic chloride is introduced to the catalyst. The molar ratio of oxygen to alkylene, reaction temperature, and overall chloriding effectiveness are adjusted to specified ranges of values within a specified catalyst aging period.
    Type: Application
    Filed: December 1, 2011
    Publication date: January 23, 2014
    Applicant: DOW TECHNOLOGY INVESTMENTS LLC
    Inventors: Arun G. Basrur, Ravindra R. Tupe, Hwaili Soo, Paul V. Hinman