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:
May. 18, 1982
Filed:
Dec. 05, 1980
Applicant:
Inventors:
Frederick J Nelson, Swanton, OH (US);
Raymond S Richards, Sylvania, OH (US);
Robert R Rough, Sr, Toledo, OH (US);
Assignee:
Owens-Illinois, Inc., Toledo, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
65 27 ; 65134 ; 65335 ; 165-2 ; 165101 ; 165103 ; 16510418 ;
Abstract
The present invention relates to method and apparatus for improving the preheating of pulverous materials, their introduction into melting furnaces, and their melting therein, with application to the recycling of some of the vitrifiable starting materials delivered to a tank furnace for glass making through a heat exchanger to raise its entry level temperature.