Multiple coat measurement and control apparatus and method

Details Multiple coat measurement and control apparatus and method Multiple coat measurement and control apparatus and method

1994-06-17

1995-10-03

Fields, Carolyn E.

Radiant energy

Invisible radiant energy responsive electric signalling

Infrared responsive

250226, 25033912, 356429, G01N 2125, G01N 2135

Patent

active

054554225

ABSTRACT:
An apparatus and method for monitoring and regulating the amount of multiple coating materials containing different compositions applied to a substrate, such as paperboard. The coating measurement is insensitive to changes in both the amount of substrate as well as in the amount of an interfering component associated with the substrate.

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