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:
Apr. 04, 1989
Filed:
May. 05, 1987
Applicant:
Inventors:
Karl-Heinz Koch, Dortmund, DE;
Fritz Meininghaus, Dortmund, DE;
Hermann J Kopineck, Dortmund, DE;
Wilhelm Tappe, Dortmund, DE;
Assignee:
Hoesch Stahl Aktiengesellschaft, Dortmund, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J / ; G01N / ;
U.S. Cl.
CPC ...
356318 ;
Abstract
A spectral analysis device for determining the additions to the steel and an apparatus for generating laser beams are connected via adjustable and switchable couplable optical waveguides to the agitating gas nozzles disposed in the bottom of a converter, the radiation passing through the agitating gas nozzles being converted via metallized agitating gas nozzles and photoamplifiers to measurable intensities.