Patents Assigned to FASTIP SA
  • Stabilizer-reamer for drill string
    Patent number: 10323462
    Abstract: Stabilizer-reamer for drilling string characterized in that it comprises a mixture of diamond impregnated inserts, the mixture comprising cutting diamond impregnated inserts and wear resistant diamond impregnated inserts, said wear resistant diamond impregnated inserts having smaller diamond grain size and higher diamond concentration than said cutting diamond impregnated inserts.
    Type: Grant
    Filed: May 20, 2015
    Date of Patent: June 18, 2019
    Assignee: FASTIP SA
    Inventors: Robert Delwiche, Harrie Oort, Nicholas Biggs, Etienne Lamine