Method of removing dust from a web involving non-contact scrapin

Details Method of removing dust from a web involving non-contact scrapin Method of removing dust from a web involving non-contact scrapin

1991-07-26

1994-04-19

Morris, Theodore

Cleaning and liquid contact with solids

Processes

With treating fluid motion

134 15, 134 21, 134 9, 153061, 153161, 15308, 15345, B08B 704, B08B 102

Patent

active

053042549

ABSTRACT:
A method for removing dirt from a web in which a blow-off nozzle is provided extending over the width of a web. An edge of the nozzle at an end thereof is positioned close to one surface of the web. Air is blown through the nozzle while said web is being run past said nozzle so that deposits are removed from a surface of the web with the edge while the web is maintained in a floating state separated from the nozzle.

REFERENCES:
patent: 2899339 (1959-08-01), Rakus
patent: 3574261 (1971-04-01), Bailey et al.
patent: 4010514 (1977-03-01), Fischer et al.
patent: 4491485 (1985-01-01), Sanderson
patent: 4611553 (1986-09-01), Iwata
patent: 4691450 (1987-09-01), Glaser et al.
patent: 4905500 (1990-03-01), Mason

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