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:
Jan. 07, 1992
Filed:
Oct. 31, 1990
Applicant:
Inventors:
Hani A Abodishish, Ogden, UT (US);
R James Adams, West Point, UT (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ; C22B / ;
U.S. Cl.
CPC ...
75611 ; 75612 ; 266149 ;
Abstract
A vacuum distillation furnace and method for removing unreacted magnesium metal and magnesium chloride from a sponge refractory metal, such as zirconium, utilizes a vertically arranged series of mutually isolated distillation vessels in respective furnace sections for continuous or semi-continuous vacuum distillation of the sponge metal following formation thereof by usual reduction procedures.