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.)
Imerys Minerals Ltd
Original Assignee
English Clays Lovering Pochin Co Ltd
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
Priority claimed from GB51119/73Aexternal-prioritypatent/GB1481307A/en
Application filed by English Clays Lovering Pochin Co LtdfiledCriticalEnglish Clays Lovering Pochin Co Ltd
Application grantedgrantedCritical
Publication of AU480980B2publicationCriticalpatent/AU480980B2/en
Publication of AU7486874ApublicationCriticalpatent/AU7486874A/en