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:
Mar. 14, 1989
Filed:
Feb. 04, 1988
Applicant:
Inventor:
Giuseppe Sola, Modena, IT;
Assignee:
NECCHI Societa per Azioni, Pavia, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ; B22D / ;
U.S. Cl.
CPC ...
164495 ; 164 571 ; 164 661 ;
Abstract
A process for the introduction of metal elements in a plasma-state into metal melts where the additive element is brought to the plasma state and, by means of an inert carrying gas, is caused to spread in the fluid mass of the metal melt. The additive element is brought to the plasma state by using an electric arc.