Patents by Inventor Glenn Clay SYLVESTER

Glenn Clay SYLVESTER 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).

  • Downhole heater
    Patent number: 10968729
    Abstract: A downhole heating apparatus includes a gas separator, a downhole heater, a thermal barrier and lower and upper perforated tubing joints being vents. The thermal barrier retards fluid and heat from flowing between a lower annulus of a wellbore and an upper annulus of a wellbore. The thermal barrier is formed from one or more thermal barrier subcomponents. The downhole heater is an electrical heater. The thermal barrier and lower and upper perforated tubing joints includes one or more vents.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: April 6, 2021
    Inventor: Glenn Clay Sylvester
  • DOWNHOLE HEATER
    Publication number: 20170356280
    Abstract: A downhole heating apparatus may include a gas separator, a downhole heater, and a thermal barrier. The thermal barrier may retard fluid and heat from flowing between a lower annulus of a wellbore and an upper annulus of a wellbore. The thermal barrier may be formed from one or more thermal barrier subcomponents. The downhole heater may be an electrical heater. The thermal barrier may include one or more vents allowing fluid communication between the lower annulus and upper annulus of the wellbore.
    Type: Application
    Filed: June 7, 2017
    Publication date: December 14, 2017
    Inventor: Glenn Clay SYLVESTER