Patent ID: 7765632

Claim:
A subsea conduit cleaning tool comprising: a. a clamping collar sized to clamp onto a conduit, said collar comprising buoyant material and a lower plate surface; b. a first mounting bracket comprising a first end region, a second end region opposite the first end region, and two mounting supports, said first mounting bracket attached to the lower plate surface of the collar, and further comprising an abrasion member mounting arm extending from each of its end regions, each of said arms comprising an axle channel; c. a first axle having a first end, and a second end opposite the first end, said first axle extending between the mounting arms of the first mounting bracket and rotatably mounted in each of said axle channels, said first axle comprising an interior fluid flowpath; d. an abrasion member attached to the first axle; and e. a first hydraulic fluid receiver attached to the first end of the first axle, said receiver comprising two fluid ports.