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:
Jun. 22, 1993
Filed:
Apr. 30, 1992
Applicant:
Inventor:
Rabindra K Sinha, Coraopolis, PA (US);
Assignee:
Calgon Corporation, Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ;
U.S. Cl.
CPC ...
75301 ; 75763 ; 75768 ;
Abstract
A stable aqueous suspension of a mixture of magnesium hydroxide and copper oxychloride, together with a suspending agent, is used to reduce deposits in kilns or furnaces used to make iron ore agglomerates, known as pellets, during a calcination process in which iron ore fines mixed with fluxing materials having a phosphate content of less than 1% by weight of the total flux and iron ore weight, are heated to from about 900.degree. to about 1400.degree. C. in order to create the hardened iron ore pellets, called flux pellets, one of the chief raw materials in steel making.