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:
May. 14, 1985
Filed:
Jun. 23, 1982
Applicant:
Inventors:
G Felix Wakefield, Woodland Hills, CA (US);
David L Bender, Thousand Oaks, CA (US);
Samuel N Rea, Thousand Oaks, CA (US);
Assignee:
Atlantic Richfield Company, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B30B / ;
U.S. Cl.
CPC ...
156622 ; 422246 ; 422254 ; 136261 ;
Abstract
Apparatus and method for producing semiconductor ribbon directly from the molten state by contact with a moving chill surface wherein the chill surface has longitudinal grooves near its outer edges to define ribbon width and improve smoothness of ribbon edges.