Patent · US Active

Stabilizer-reamer for drill string

US10323462B2 · kind B2 · utility

0Cited by

11References

16Claims

0Family size

Assignee

FASTIP SA · BE

Inventors

Robert Delwiche · Brussels, BE
Harrie Oort · Laurencekirk, GB
Nicholas Biggs · Aberdeen, GB
Etienne Lamine · Court-Saint-Etienne, BE

Key dates

Filing date	May 20, 2015
Grant date	Jun 18, 2019
Priority date	—
Expiry date	Jul 28, 2035

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB23K2103/50
WIPO fieldMachine tools
WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.