Venturi Jet Junk BasketThe venturi jet junk basket is used to remove various types of high-density debris and formation particles within small diameter cased and open wellbores that are too heavy to be circulated to surface. Flow in the top of the tool passes to the outside via adjustable jets. The jets cause a pressure drop on the inside of the venturi basket, which acts as suction at the bottom inlet of the tool. Fill is stirred up by the flow coming down the outside of the tool. With the suction at the bottom inlet, the fill is then carried through finger cages into the tool’s internal filter. The strained fluid then passes out at the top with the pumped fluid. The fill is then trapped between the filter above and the finger cages below. Extensions increase the amount of fill dirt that can be brought to surface on each trip. Venturi jet junk baskets can be fitted with a dressed shoe and can be run below workover motors to  break up and retrieve debris which may be compacted.

 
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