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:
Sep. 18, 1990
Filed:
Oct. 06, 1989
Applicant:
Inventor:
Joseph S Bowers, Jr, Pascagoula, MS (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210711 ; 210725 ; 210729 ; 210737 ; 210912 ; 210913 ; 210914 ; 4235611 ; 4235661 ; 564 75 ;
Abstract
A useful method for the recovery of heavy metal sulfides and alkali or alkaline earth metal salts of N-substituted dithiocarbamic acids from material containing heavy metal salts of N-substituted dithiocarbamic acids.