Downhole Assembly and Cutter Assembly
AssigneeSmart Stabilizer Systems Limited
InventorsDaryl Richard Henry Stroud, Robert Donal John Sedgeman, Colin Walker
Life of this patent
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Abstract
This invention relates to a downhole assembly and to a cutter assembly, and in particular to a downhole assembly including an apparatus for breaking up large-scale material which is present behind a drill bit, and to a cutter assembly for use in such a downhole assembly. The downhole assembly is suitably for use in a drillstring, the downhole assembly comprising a drill bit, a sensitive component, and at least one rotatable set of cutter blades located between the drill bit and the sensitive component.
Claims12
A downhole assembly for use in a drillstring, the downhole assembly comprising a drill bit, a sensitive component, and at least one rotatable set of cutter blades located between the drill bit and the sensitive component.
Dependencies are inferred from the claim text.