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.)
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 Allied Chemical CorpfiledCriticalAllied Chemical Corp
Priority to CA000338792ApriorityCriticalpatent/CA1167715A/fr
Application grantedgrantedCritical
Publication of CA1167715ApublicationCriticalpatent/CA1167715A/fr