IMPROVEMENTS IN THE AIR INJECTION DEVICES IN A PAPER PULSE STREAM TO PERFORM DECENT.

摘要

AIR INJECTOR FOR FOAMING PAPER PULP CONSTITUTED BY A HOLLOW CYLINDRICAL TUBE INSIDE WHICH A CYLINDRICAL STRAIGHT (3), WHICH DEVELOPS IN A CONVERGENT AND DIVERGENT (2A, 2B, 2C), IS SAID A PLUG GIVEN WITH PERFORATIONS (8) ARRANGED IN A CYLINDRICAL AIR INTAKE CHAMBER (3A).