IMPROVEMENT TO THE METHOD OF COATING A SUBSTRATE SUCH AS A GLASS TAPE, BY A PULVERULENT PRODUCT, AND DEVICE FOR CARRYING OUT SAID METHOD

摘要

The invention relates to the coating of a substrate, in particular a glass strip, with a pulverulent product. It proposes to form a dispensing nozzle 10, 24 projecting the pulverulent product into suspension. IN A GAS AND THE SUCTION DEVICE 14 EXHAUSTING THE WASTE RESULTING FROM THE DECOMPOSITION OF THE PULVERULENT PRODUCT, AT LEAST ONE TOURBILLON IN WHICH THE PULVERULENT PRODUCT IS DRAWN, WHICH INCREASES THE TIME OF STAY OF THE PRODUCT PULVERULENT IN THE COATING AREA AND PROMOTES Its Deposition on the Substrate. The invention applies to the manufacture of substrates, and in particular glazings, coated with metal oxides. / P