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:
Jul. 17, 2001
Filed:
Feb. 07, 2000
Applicant:
Inventors:
Gilbert Bernard, Helmdange, LU;
Emile Breden, Godbrange, LU;
Emile Lonardi, Bascharage, LU;
Guy Thillen, Diekirch, LU;
Pol Lemmer, Igel, DE;
Aldo Bologna, Arlon, BE;
Assignee:
Paul Wurth, S.A., Luxembourg, US;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12D 1/100 ;
U.S. Cl.
CPC ...
C12D 1/100 ;
Abstract
A device for direct observation of the charging process inside a shaft furnace during its operation, in particular a blast furnace, with a measuring lance, which is arranged above the charge column in the shaft furnace in such a way that it is exposed to the charge material falling from a charging device during the charging process, and sensor means which detect the position of the falling charge material in relation to the measuring lance.