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Weir Bulletin 9
Contracts
Copper mining in
the Toromocho
Major Rotary
Mountain
Gate Valve order
Weir Minerals
Netherlands won a 15
million euro contract, to supply large GEHO
piston diaphragm (PD) pumps, for Aker
Solutions’ Toromocho project in Peru.
The project, located within the Andean area
of the Toromocho mountain in the Junin region,
is a fast track development by Aluminium
Corporation of China (Chinalco). The area, rich
in metallic minerals, is located 4500 metres
above sea level. Chinalco act as contract
engineer for the tailing handling and transport
Subsea rotary gate valve
awaiting dispatch
system where BRASS Engineering in the USA,
designed the pipeline. Chinalco have invested
an estimated US$2 billion in the project and
intend to mine around 210,000 tonnes of Weir Power & Industrial received a major order for offshore.
copper per year. subsea rotary gate valves from VetcoGray for the Rotary gate valves were initially applied in 2007 on
The GEHO PD pumps will transport copper Greater Gorgon Project, off the west coast of Australia. the Ormen Lange subsea gas field in the Norwegian
tailings to a disposal area above the processing The Greater Gorgon gas field, one of the most Sea for the same application and proved a major
site, requiring high volumes and elevated significant oil and gas projects in the world, is located success. It is the only valve that is able to control the
pressures. Aker Solutions carried out a thorough 200km offshore, containing 40 trillion cubic feet of MEG without blockage or erosion by particulates in
evaluation of a variety of pump products and natural gas and a lifespan of over 60 years. the regenerated MEG.
selected the GEHO PD pump as a result of this As a result of the location and water depth, the The subsea tree, engineered by VetcoGray in
highly regarded technology. water vapour in the hydrocarbon gas can freeze and Aberdeen, is part of the qualification programme and
The pumps will be delivered to the project in requires MEG injection, a type of antifreeze, to a test valve was ordered early in 2009. The valve is
2011, contributing to the growing installed base prevent hydrate formation. Once the MEG is injected currently undergoing operational testing including,
of GEHO PD pumps in the Peruvian aftermarket. into the gas well it is re-generated by circulating endurance, cycle, pressure and flow capacity to
onshore where it is filtered and exported back qualify the valve for subsea operation.
Portfolio expansion
Amco Weir in Saudi Arabia refurbishment, usually carried out
received a contract to carry out in western Europe, is nearing final
the refurbishment of a Terry completion before customer
Steam Turbine for Aramco inspection prior to delivery.
Mechanical Service sub division. This represents a significant
The reblading and reshrouding expansion of the rotating
of the steam turbine was equipment service portfolio to a
successfully completed with the major supplier in Saudi Aramco
support of Weir Turbomachinery and other oil, gas and power
in the UK. The turbine generation customers in the area.
Terry Steam Turbine under refurbishment
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