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Papua New Guinea's Ramu NiCo Mine shuts down equipment for serious maintenance work

Maintenance work on high-pressure acid leaching (HPAL) of train one at Papua New Guinea's Ramu Nico’s Basamuk Refinery is going on.
Work started on Jan 11 and is scheduled to end on Friday.
Ramu Nico company said the maintenance shutdown was to thoroughly maintain the system, eliminate potential system deficits and test the integrity of the equipment within HPAL.
More than 500 workers, both Chinese and PNG national employees of Ramu NiCo and external vendors, are involved in shutdown maintenance activities.
Safety officers from Ramu NiCo’s health safety and environment department are monitoring the maintenance work.
The maintenance shutdown would enable stable and prolonged production output for next year.
This is now consistent for Ramu NiCo autoclaves, enabling proactive forecasting of production rates and effective planning of major equipment turnarounds.
Ramu NiCo Basamuk HPAL process has three trains which are a vital component of the nickel/cobalt project in Madang.
The three HPAL circuits are key components to the safe production at Basamuk.
Shutdown maintenance is carried out periodically with each high-pressure acid leaching circuit enjoying a 15-day annual overall, staggered throughout the year.
The planned overhaul focused on autoclave scale removal, including integrity checks of equipment and statutory requirements in relation to pressure vessels and valves.
The maintenance and repair of each auxiliary system is carried out according to planned schedules, including acid-producing plants and boilers.
The Basamuk high-pressure acid leaching processing department applies operational principles of compliance in safety and operation at high efficiency, including
undertaking of stable and proper maintenance at Basamuk processing site. The National / PMW

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