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:
Nov. 19, 2019
Filed:
Sep. 09, 2014
Applicant:
Elkem Solar As, Kristiansand S, NO;
Inventors:
Gunnar Halvorsen, Kristiansand, NO;
Anne-Karin Soiland, Kristiansand, NO;
Assignee:
REC SOLAR NORWAY AS, Kristiansand S, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C30B 7/00 (2006.01); C30B 9/00 (2006.01); C30B 29/00 (2006.01); C30B 11/00 (2006.01); H01L 31/18 (2006.01); C30B 29/06 (2006.01); C30B 11/06 (2006.01); C01B 33/02 (2006.01);
U.S. Cl.
CPC ...
H01L 31/182 (2013.01); C01B 33/02 (2013.01); C30B 11/065 (2013.01); C30B 29/06 (2013.01); Y02E 10/546 (2013.01); Y02P 70/521 (2015.11);
Abstract
The present invention comprises directionally solidified multicrystalline silicon ingots, a silicon masteralloy for increasing the efficiency of solar cells made from wafers cut from the silicon ingots, method for increasing the yield when producing multicrystalline silicon ingots from a silicon melt by directional solidification. Further the present invention comprises a method for preparing said silicon masteralloy.