BR9402281A -
Improvements in the stamping of core plates in the shape of "E" and "i"
- Google Patents
Improvements in the stamping of core plates in the shape of "E" and "i"
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Publication number
BR9402281A
BR9402281ABR9402281ABR9402281ABR9402281ABR 9402281 ABR9402281 ABR 9402281ABR 9402281 ABR9402281 ABR 9402281ABR 9402281 ABR9402281 ABR 9402281ABR 9402281 ABR9402281 ABR 9402281A
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Application filed by Luminotecnicas EspecialfiledCriticalLuminotecnicas Especial
Priority to BR9402281ApriorityCriticalpatent/BR9402281A/en
Publication of BR9402281ApublicationCriticalpatent/BR9402281A/en
PROCESS FOR THE PREPARATION OF TOLUENODI-ISOCYANATE SPECIAL MIXTURES OF TOLUENODIAMINE AND WATER AND ITS USE IN THE PREPARATION OF TOLUENODI-ISOCYANATE