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:
Jul. 26, 1994
Filed:
Feb. 24, 1993
Applicant:
Inventors:
Domenico C Cupertino, Wirral, GB;
Peter A Tasker, Oldham, GB;
Assignee:
Zeneca Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ; C01G / ;
U.S. Cl.
CPC ...
75710 ; 75722 ; 75723 ; 423 211 ; 4231501 ;
Abstract
A method for the recovery of a metal from an organic complex thereof, said method comprising treating the complex with a weakly acid aqueous solution of an alkali metal or alkaline earth metal chloride having a chloride content of at least 4 molar whereby said complex is decomposed and metal ions are transferred to the aqueous solution.