Coating processes – Direct application of electrical – magnetic – wave – or... – Electrostatic charge – field – or force utilized
Reexamination Certificate
2006-03-28
2006-03-28
Parker, Fred J. (Department: 1762)
Coating processes
Direct application of electrical, magnetic, wave, or...
Electrostatic charge, field, or force utilized
C427S479000, C427S482000, C427S485000
Reexamination Certificate
active
07018680
ABSTRACT:
A continuous web having a first surface and a second surface is coated with a coating powder by allowing the web to move between a first and a second electrode, which are in different potentials and are located on the opposite sides of the web, applying the coating powder on the surface of the web by utilizing the difference in the electric potential, and finishing the coated surface of the web. Both surfaces of the web are coated essentially simultaneously by using oppositely charged electrodes.
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Käsmä Veli
Maijala Juha
Putkisto Kaisa
Metso Paper Inc.
Parker Fred J.
Stiennon & Stiennon
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