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:
Oct. 21, 1997
Filed:
Apr. 28, 1995
Applicant:
Inventors:
Charles J Mazac, West Lafayette, IN (US);
John S Rubacha, West Lafayette, IN (US);
Assignee:
Great Lakes Chemical Corporation, West Lafayette, IN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
252399 ; 252380 ; 252388 ; 436-8 ; 436 18 ; 426321 ; 426541 ; 426544 ; 426654 ; 422 40 ; 422 41 ; 422-9 ; 422 10 ; 2065244 ; 62 78 ;
Abstract
A method for storing atmosphere sensitive product includes providing an atmosphere surrounding the product which contains at least about 5% heptafluoropropane, preferably at least about 20% heptafluoropropane. The stored products include food, pharmaceutical and chemical products, and mechanical and electrical equipment. In a particular aspect, the method includes storing the product in a closed container and providing in the headspace of the container an atmosphere containing heptafluoropropane.