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. 27, 1994
Filed:
Jul. 27, 1993
Applicant:
Inventors:
Ravindra K Kanjolia, North Andover, MA (US);
Benjamin C Hui, Peabody, MA (US);
William B Grant, Hampton, NH (US);
Assignee:
CVD, Incorporated, Woburn, MA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
556-1 ; 556129 ;
Abstract
Trialkylgallium is purified of group II B p-type impurities, particularly Zn, Hg, and Cd, by contacting the trialkylgallium with a metallic gallium-containing melt. Also, trialkylgallium can be produced by contacting a dialkyl group II B compound with a metallic gallium-containing melt.