What was found
AT FLIGHT LEVEL 190, AIR R WING LEAK ANNUNCIATED. LOST PRESSURIZATION DUE TO LEFT PACK PREVIOUSLY PLACED ON MEL. PER COM PROCEDURE AN EMERGENCY WAS DECLARED AND EMERGENCY DESCENT EXECUTED. SHORTLY FOLLOWING THE BLEED FAULT EXTINGUISHED, WITH SYSTEM RECOVERING. EMERGENCY CANCELLED WITH ATC AND FLIGHT CONTINUED TO DESTINATION WITHOUT FURTHER INCIDENT. REPLACED DUCT SEALS LOCATED BETWEEN FLOW CONTROL VALVE AND PACK HEAT EXCHANGER. LEAK CHECKED GOOD.