Studies in the Classification of Solids in a Gas-Solid Fluidized Bed http://127.0.0.1/xmlui/handle/123456789/6997 2026-04-17T02:35:58Z Studies in the Classification of Solids in a Gas-Solid Fluidized Bed http://127.0.0.1/xmlui/handle/123456789/6998 Studies in the Classification of Solids in a Gas-Solid Fluidized Bed Kar, Debdulal 1976-01-01T00:00:00Z