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:
Oct. 28, 2008
Filed:
May. 12, 2003
Applicants:
Jerker Sterneland, Stockholm, SE;
Lawrence Hooey, Raahe, FI;
Inventors:
Jerker Sterneland, Stockholm, SE;
Lawrence Hooey, Raahe, FI;
Assignee:
Luossavaara-Kiirunavaara AB, Kiruna, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21B 3/02 (2006.01); C22B 1/04 (2006.01); C22B 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method to improve the iron production rate in a blast furnace being charged by iron containing agglomerates. The method includes contacting the chargeable iron containing material with a slag modifying effective amount of a dispersion of a particulate material, wherein the contacting occurs prior to the charging of the agglomerate to blast furnace process.