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. 24, 1990
Filed:
Sep. 14, 1989
Applicant:
Inventors:
Assignee:
SKW Trostberg Aktiengesellschaft, Trostberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21C / ;
U.S. Cl.
CPC ...
75312 ; 75566 ; 75773 ;
Abstract
The present invention provides an agent for desulphurizing iron containing calcium carbide and a metallic component, wherein the calcium carbide and the metallic component are present in such a form that the bulk densities and grain sizes thereof lie in the same range. The present invention also provides a process for producing this agent, as well as a process for desulphurizing iron using this agent.