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. 07, 2016
Filed:
Nov. 26, 2012
Applicant:
Memc Electronic Materials S.p.a., Novara, IT;
Inventors:
Umberto Martini, Merano, IT;
Luigi Bonanno, Merano, IT;
Paolo Collareta, Merano, IT;
Maria Porrini, Merano, IT;
Assignee:
MEMC Electronic Materials SpA, Novara, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C30B 15/02 (2006.01); C30B 15/10 (2006.01); C30B 11/04 (2006.01); C30B 29/06 (2006.01);
U.S. Cl.
CPC ...
C30B 15/10 (2013.01); C30B 11/04 (2013.01); C30B 15/02 (2013.01); C30B 29/06 (2013.01); Y10T 117/1032 (2015.01);
Abstract
A method of loading a crucible includes loading a first layer of polysilicon chunks into the crucible and loading a second layer of granular polysilicon into the crucible to form a polysilicon charge such that the packing density of the polysilicon charge within the crucible is greater than 0.70.