Patents by Inventor Sergio Alegre Fernandez-Caro

Sergio Alegre Fernandez-Caro 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).

  • Milling particles in drilling fluid
    Patent number: 9358548
    Abstract: This disclosure is drawn to systems, devices, apparatuses, and/or methods, related to milling particles in drilling fluid. Specifically, the disclosed systems, devices, apparatuses, and/or methods relate to milling particles in drilling fluid using multiple milling techniques. Some example apparatuses may include a first mill to grind particles from the original diameter to a first reduced diameter, and a second mill to grind the particles from the first reduced diameter to a second reduced diameter, where the second reduced diameter is less than the first reduced diameter.
    Type: Grant
    Filed: January 28, 2013
    Date of Patent: June 7, 2016
    Assignees: Ecutec Barcelona, S.L., M-I L.L.C.
    Inventors: Thomas Philip Barthelmess, Sergio Alegre Fernandez-Caro, Philip David Burton, Gary Woolsey