Boring or penetrating the earth – Bit or bit element – Bit with leading portion forming smaller diameter initial bore
Reexamination Certificate
2011-08-09
2011-08-09
Bomar, Shane (Department: 3676)
Boring or penetrating the earth
Bit or bit element
Bit with leading portion forming smaller diameter initial bore
C175S334000
Reexamination Certificate
active
07992658
ABSTRACT:
A reamer for subterranean wellbores may include a composite framework, which may include one or more high strength stems, each having one or more reamer bodies coupled thereto. The body may include a plurality of plates coupled together and may include additional components formed integrally therewith or coupled thereto. A method of forming a reaming tool may include forming a high strength stem and a reamer body and coupling the body to the stem. A method of using the reaming tool may include coupling one or more bodies in a drill string and reaming a wellbore.
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Baker Hughes Incorporated
Bomar Shane
Fuller Robert E
Locke Lord Bissell & Liddell LLP
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