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. 04, 1976
Filed:
Jul. 17, 1974
Applicant:
Inventors:
Olin B Cecil, Dallas, TX (US);
Paul D Maycock, Richardson, TX (US);
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C01B / ;
U.S. Cl.
CPC ...
156608 ; 156617 ; 2327 / ;
Abstract
A ribbon of semiconductor material is formed by supplying powdered semiconductor material at the bottom of a rectangular tube shaping guide while heating the semiconductor material in the region of the guide to produce a molten body of semiconductor material within the guide. The upper surface of the melt is contacted with a seed ribbon which is drawn upward while maintaining the supply of semiconductor material adjacent to the bottom of the guide.
Cecil, Olin. (1976). Method of pulling silicon ribbon through shaping guide (U.S. Patent No. 3954551). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3954551
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile