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. 27, 1998
Filed:
Nov. 14, 1996
Applicant:
Inventors:
Joseph A Megy, New Cumberland, WV (US);
Robert Rausenberger, Bradenton, FL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ;
U.S. Cl.
CPC ...
75743 ; 134-3 ;
Abstract
The process for removing titanium metal and alloys from nickel metal, nickel metal alloys, cobalt metal and cobalt metal alloys by leaching out the titanium metal and/or alloys with a hydrofluoric acid solution, oxidizing Ti.sup.+3 to Ti.sup.+4 salts in the leached metals or alloys with an aqueous oxidant, and rinsing the leached metal with water to yield nickel metal, nickel metal alloys, cobalt metal, and/or cobalt metal alloys substantially free of titanium and tin.