Patent · US Active

Reamer with polycrystalline diamond compact inserts

US8025107B2 · kind B2 · utility

4Cited by

42References

28Claims

0Family size

Assignee

Longyear TM, Inc. · US

Inventors

Kristian S. Drivdahl · Park City, US
Erik M. Gaugh · Park City, US
Michael D. Rupp · Murray, US

Key dates

Filing date	Jan 6, 2009
Grant date	Sep 27, 2011
Priority date	—
Expiry date	May 31, 2029

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B10/633
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

Reamers for use in core-sample drilling include PDC inserts. Such reamers with PDC inserts may be used to maintain borehole diameters, reduce deviation, and/or stabilize drill strings used in core sample drilling. The PDC inserts may be of different sizes and shapes and may be arranged around the reamers in various ways.

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