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:
Mar. 10, 2009
Filed:
Sep. 03, 2003
Applicants:
Donn Reynolds Armstrong, Lisle, IL (US);
Richard Paul Anderson, Clarendon Hills, IL (US);
Lance E. Jacobsen, Minooka, IL (US);
Inventors:
Donn Reynolds Armstrong, Lisle, IL (US);
Richard Paul Anderson, Clarendon Hills, IL (US);
Lance E. Jacobsen, Minooka, IL (US);
Assignee:
Cristal US, Inc., Hunt Valley, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B 34/12 (2006.01); C22B 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A needle valve is disclosed for controlling the quantity of a halide vapor to be injected into a liquid metal. The needle valve may seat in a supersonic nozzle from which the halide vapor exits. Various products made with the apparatus of the invention are disclosed.