Vectored annular wellbore cleaning system
AssigneeBaker Hughes Oilfield Operations LLC
InventorsAdam Larsen, Joeri Van Hove
Life of this patent
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Abstract
A vectored annular cleaning system (VACS) includes a tool body having a first end, a second end, an outer surface and an inner surface defining an internal bore. A valve system is arranged in the internal bore. The valve system includes a valve and an actuator member including a central passage. The actuator member extends from the valve toward the second end. A valve actuator is shiftably connected to the tool body and mechanically connected to the actuator member. The valve actuator includes a plurality of drag blocks and one or more spring members. The one or more spring members radially outwardly bias the plurality of drag blocks.
Claims19
A vectored annular cleaning system (VACS) comprising:
- a tool body including a first end, a second end, an outer surface and an inner surface defining an internal bore;
- a valve system arranged in the internal bore, the valve system including a valve and an actuator member including a central passage, the actuator member including a first portion extending from the valve toward the first end, a second portion extending from the valve toward the second end, and a linking member joining the first portion and the second portion, the linking member including a pin element extending radially inwardly into the valve and the valve includes a slot that it receptive of the pin element;
- and
- a valve actuator shiftably connected to the tool body and mechanically connected to the actuator member, the valve actuator including a plurality of drag blocks and one or more spring members, the one or more spring members radially outwardly biasing the plurality of drag blocks.
Dependencies are inferred from the claim text.