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:
Feb. 24, 1998
Filed:
Dec. 12, 1995
Applicant:
Inventors:
Lorenzo Canzi, Milan, IT;
Aldo Canzi, Milan, IT;
Gerhard Coufal, Appiano Gentile, IT;
Silvano Giacomuzzo, Cassano Magnago, IT;
Mario Virardi, Legnano, IT;
Martin Mullner, Linz, AT;
Assignee:
Agrolinz Melamin GmbH, Linz, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
544201 ; 544203 ;
Abstract
Process for the production of highly pure melamine in which an aftertreatment of the melamine is carried out, comprising the steps