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 Witco AsfiledCriticalWitco As
Priority to NO865209ApriorityCriticalpatent/NO865209D0/no
Publication of NO865209D0publicationCriticalpatent/NO865209D0/no
Priority to NO871938Aprioritypatent/NO871938L/no
Priority to PCT/NO1987/000083prioritypatent/WO1988004563A1/en