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.)
Canadian Refractories Ltd
Original Assignee
Canadian Refractories Ltd
Filing date
Publication date
Application filed by Canadian Refractories LtdfiledCriticalCanadian Refractories Ltd
Application grantedgrantedCritical
Publication of AU247051B2publicationCriticalpatent/AU247051B2/en
Publication of AU6413860ApublicationCriticalpatent/AU6413860A/en