What was found
AT TOP OF DESCENT, THE NR 3 ENGINE COMPRESSOR STALLED AND EGT ROSE TO 750 DEGREES. THE ENGINE WAS SHUT DOWN AND A SUCCESSFUL RESTART WAS ACCOMPLISHED. FLIGHT CONTINUED TO DTW WITHOUT FURTHER INCIDENT. VISUAL INSPECTION AND BORESCOPE OF NR 3 ENGINE HIGH PRESSURE COMPRESSOR (HPC), COMBUSTION CHAMBER, AND HIGH PRESSURE TURBINE (HPT) REVEALED NO DISCREPANCIES. REPLACED FUEL CONTROL, PRESSURE RATIO BLEED CONTROL (PRBC), AND BLEED CONVERTER VALVE. OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE.