Patents by Inventor Volha YAHORAVA

Volha YAHORAVA 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 AND A PLANT
    Publication number: 20230131868
    Abstract: The present invention relates to a process and plant for treating feed water containing nitrate. The process includes, sorbing nitrate from the feed water onto an ion exchange resin to form a loaded resin and produce a treated water stream depleted in nitrate, regenerating the loaded resin so that the resin can be reused and produce a brine stream high in nitrate; and converting nitrate in the brine stream into molecular nitrogen gas with the assistance of a bioactive agent.
    Type: Application
    Filed: February 12, 2021
    Publication date: April 27, 2023
    Inventors: Nikolai Zontov, Peter Voigt, Liann Goh, Volha Yahorava
  • Gold recovery from carbon
    Patent number: 10047412
    Abstract: A method of recovering gold from carbon fines in a resin-in-leach process wherein the fines are contacted with an ion exchange resin, in the presence of a suitable lixiviant, to load gold onto the resin, eluting the gold from the resin using a suitable eluent and recovering the gold from a resulting eluate.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: August 14, 2018
    Assignee: MINTEK
    Inventors: Volha Yahorava, Volha Bazhko, Martha Hendriette Kotze
  • GOLD RECOVERY FROM CARBON
    Publication number: 20160208361
    Abstract: A method of recovering gold from carbon fines in a resin-in-leach process wherein the fines are contacted with an ion exchange resin, in the presence of a suitable lixiviant, to load gold onto the resin, eluting the gold from the resin using a suitable eluent and recovering the gold from a resulting eluate.
    Type: Application
    Filed: January 14, 2016
    Publication date: July 21, 2016
    Inventors: Volha YAHORAVA, Volha BAZHKO, Martha Hendriette KOTZE