The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 18, 1986
Filed:
Dec. 23, 1983
Laurence C Smyth, Beaconsfield, CA;
George Deep, Pointe-Claire, CA;
Noranda Inc., Toronto, CA;
Abstract
An apparatus for maintaining a particular atmosphere above a predetermined portion of a train of closely spaced open top containers mounted on an endless conveyor chain, comprises a cover plate located at a predetermined distance above a number of such containers and extending before and after such predetermined portion. The cover plate has a predetermined number of ports therein for feeding a gas through the cover plate to progressively develop a particular atmosphere in the containers as they approach the predetermined portion of the endless conveyor and to maintain such atmosphere in the containers as they pass such predetermined portion.