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A novel application of fluidization-Integrating three processes in reclaiming foundry sand
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作者 Derek Geldart Jim Lewis 《Particuology》 SCIE EI CAS CSCD 2010年第6期595-598,共4页
Immersion of automotive parts in a fluidized bed of foundry sand is used to both strip the castings free from moulding sand and to heat-treat the castings at 500℃. The fluid bed is heated by hot gases from a burner d... Immersion of automotive parts in a fluidized bed of foundry sand is used to both strip the castings free from moulding sand and to heat-treat the castings at 500℃. The fluid bed is heated by hot gases from a burner directed first into a serpentine heat exchanger located near one side-wall of the rectangular tank, and then into a distributor consisting of horizontal sparger pipes having maintenance standpipes fixed into their upper surfaces. 展开更多
关键词 Removal of moulding sand Castings Fluidized beds Heat transfer Foundries
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