Well screen primary tube gravel pack method

摘要: A method for performing a gravel pack and/or frac by pumping down small tubes connected to nozzle chambers installed in the well screen an open or cased hole of oil, gas water well. The employs open-hole wellbore adjacent substantial portion unconsolidated poorly consolidated subterranean oil reservoir. is located inside forming annulus between and screen. One more conduits are positioned formed base pipe outer surface screen, corresponding exit at different levels on These primary solids ladened fluid be transported nozzles attached member that provide communication conduit -hole pumped out through as dehydrates (gravel) deposited passes leaving packed with gravel. This also applicable packing perforations