Process for the preparation of pure N,N'-asymmetrically substituted phenylureas
A Standard patent application filed on 30 July 1992 credited to Falk, Heinz
;
Hackl, Kurt Alfred
Details
Application number :
20698
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Process for the preparation of pure N,N'-asymmetrically substituted phenylureas