Patents by Inventor Kini Harshad Ravindra

Kini Harshad Ravindra 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).

  • Process for separation and purification of sodium sulfide
    Patent number: 9114988
    Abstract: The present disclosure provides a method for isolation and purification of sodium sulfide (Na2S) formed during desulfurization of petroleum residue. The process involves treating a sludge containing Na2S obtained during desulfurization of petroleum residue with a mixture of at least one organic solvent and water.
    Type: Grant
    Filed: April 12, 2012
    Date of Patent: August 25, 2015
    Assignee: Aditya Birla Science and Technology Company Private Limited
    Inventors: Sandeep Vasant Chavan, Kini Harshad Ravindra
  • PROCESS FOR SEPARATION AND PURIFICATION OF SODIUM SULFIDE
    Publication number: 20140030185
    Abstract: The present disclosure provides a method for isolation and purification of sodium sulfide (Na2S) formed during desulfurization of petroleum residue. The process involves treating a sludge containing Na2S obtained during desulfurization of petroleum residue with a mixture of at least one organic solvent and water.
    Type: Application
    Filed: April 12, 2012
    Publication date: January 30, 2014
    Applicant: Aditya Birla Science & Technology Co., Ltd.
    Inventors: Sandeep Vasant Chavan, Kini Harshad Ravindra