Turbo-laminar purging system

Details Turbo-laminar purging system Turbo-laminar purging system

1995-08-25

1997-11-04

Sipos, John

Package making

Methods

Gas filling and/or evacuating and closing

53110, 53510, B65B 3100

Patent

active

056827237

ABSTRACT:
Apparatus and method for purging air from open containers having a processing zone through which the containers are conveyed entering through an entrance point opening and exiting through an exit point during a residence time, including an injector for injecting a turbulent flow of purge gas into the processing zone and means for providing a laminar flow of purging gas into the processing zone, wherein the open portion of the container is exposed to the turbulent purge gas flow for at least 50 percent of the residence time.

REFERENCES:
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patent: 4823680 (1989-04-01), Nowotarski
patent: 4920998 (1990-05-01), Deitrick et al.
patent: 5001878 (1991-03-01), Sanfilippo et al.
patent: 5020303 (1991-06-01), Vokins
patent: 5071667 (1991-12-01), Grune et al.
patent: 5195888 (1993-03-01), Sharma et al.
patent: 5228269 (1993-07-01), Sanfilippo et al.
patent: 5247746 (1993-09-01), Johnson et al.
patent: 5364007 (1994-11-01), Jacobs et al.
patent: 5371998 (1994-12-01), Johnson et al.
patent: 5417255 (1995-05-01), Sanfilippo et al.

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