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:
Jan. 27, 1981
Filed:
Apr. 11, 1979
Applicant:
Inventors:
Vishu D Dosaj, Midland, MI (US);
Lee P Hunt, Midland, MI (US);
Assignee:
Dow Corning Corporation, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423350 ; 1566 / ; 23296 ;
Abstract
Silica is reduced in a direct arc reactor by activated carbon or carbon black having relatively low boron (B) and phosphorus (P) contents to produce silicon having similarly low B and P contents and suitable for use in photovoltaic cells for converting solar energy directly to electrical energy.
Quick Actions:
Dosaj, Vishu. (1981). Method for producing solar-cell-grade silicon (U.S. Patent No. 4247528). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4247528
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile