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 Calgon Carbon CorpfiledCriticalCalgon Carbon Corp
Priority to IE149283ApriorityCriticalpatent/IE831492L/en
Publication of IE831492LpublicationCriticalpatent/IE831492L/en