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TECHNIQUE OF HYDRO-SLOTTING PERFORATION 

HSP TECHNOLOGICAL PARAMETERS

SURFACE EQUIPMENT FOR HSP PROCESS

   Rig with crew (Workover)

   Surface piping

   Low pressure line

   Wellhead with BOP

   Tubing

   Water tank

   Cutting tank with vibrator

   Frack-pump service with crew

   Frack-van (monitoring center)

   Blender (mixer)

   High pressure line

   Manifold unit

   Formation water

   Abrasive filler

STAGES OF HSP PROCESS

   Lowering HSP tool to the predetermined depth

●   Logging - correlation

●   Correction of first cutting interval (position)

●   Surface equipment test

●   Tubing pressure test (optional)

●   Reverse flushing (if tubing test)

●   Cutting first interval

●   Direct flushing

   Lifting HSP tool for next cutting interval

●   Cutting second interval

●   Direct flushing

●   Lifting HSP tool for next cutting interval

●   Cutting third interval

●   Direct flushing

●   Process is repeated until the last cutting interval

●   Direct flushing

●   Lifting HSP tool to the surface

SURFACE EQUIPMENT FOR HSP PROCESS