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. 23, 1987
Filed:
Apr. 22, 1985
Applicant:
Inventors:
James P King, Upper Gwynedd, PA (US);
Charles B Lindahl, Tulsa, OK (US);
Assignee:
Pennwalt Corporation, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; C01B / ;
U.S. Cl.
CPC ...
4235 / ; 423562 ; 252 25 ; 252 28 ; 252 464 ;
Abstract
Method of preparing alkali metal or ammonium thioantimonate and use of the thioantimonate in the preparation of SbSbS.sub.4, having a low level of free sulfur, and lubricants incorporating the SbSbS.sub.4 as an additive.