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:
Jun. 21, 1977
Filed:
Feb. 05, 1975
Applicant:
Inventor:
Ronald D Rogers, Rockford, IL (US);
Assignee:
Alco Standard Corporation, Valley Forge, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21D / ;
U.S. Cl.
CPC ...
266252 ; 148 166 ;
Abstract
More uniform heat treating of a work load is achieved by circulating the gas back and forth past the work with a pulsating reciprocating motion while the work is being heated.