Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Montedison SpA
Original Assignee
Montedison SpA
Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Montedison SpA, Montecatini Societa Generale per lIndustria Mineraria e Chimica SpAfiledCriticalMontedison SpA
Application grantedgrantedCritical
Publication of FR862059ApublicationCriticalpatent/FR862059A/fr
Procédé de préparation de l'acide 1-méthyle-4-hydroxy-5-amino-naphtaline-1-sulfonique ou de l'acide 1-méthyle-4-amino-5-hydroxy-naphtaline-1-sulfonique