초록 ▼

A multi-purpose rotating membrane filter unit wherein the central portion of hollow filter discs covered with controlled pore size membranes communicate with the interior of the hollow rotating mounting shaft with the membrane surface of the rotating disc being kept clean by speed of rotation and, i

A multi-purpose rotating membrane filter unit wherein the central portion of hollow filter discs covered with controlled pore size membranes communicate with the interior of the hollow rotating mounting shaft with the membrane surface of the rotating disc being kept clean by speed of rotation and, in some cases intermittent back flushing, and with filtrate draw off thru the hollow rotating mounting shaft.

대표청구항 ▼

A Multi-Purpose Rotating Membrane Filter Unit comprising: (a) a closed cylindrical body with an upper head and a lower mounting means; (b) a rotatable hollow shaft in said closed cylindrical body with sealing means in said upper head and said lower mounting means; (c) a power drive means to rotate s

A Multi-Purpose Rotating Membrane Filter Unit comprising: (a) a closed cylindrical body with an upper head and a lower mounting means; (b) a rotatable hollow shaft in said closed cylindrical body with sealing means in said upper head and said lower mounting means; (c) a power drive means to rotate said rotatable hollow shaft; (d) a plurality of membrane-covered hollow disc means mounted on said rotatable hollow shaft with the interior of said membrane-covered hollow disc means communicating with the interior of said rotatable hollow shaft; (e) a minimum of one vertical vent pipe through a doughnut shaped hub of each of said plurality of membrane-covered hollow disc means; (f) an exterior feed means to provide multiple feed points through a vertical axis of said closed cylindrical body; (g) means whereby materials may be withdrawn through said upper head and through a lower portion of said closed cylindrical body; (h) means whereby material may be withdrawn from the interior of said rotatable hollow shaft; (i) bearing support means in said closed cylindrical body for said rotatable hollow shaft.