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.)
Kurosaki Yogyo Co Ltd
Original Assignee
Kurosaki Refractories Co Ltd
Kurosaki Yogyo 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 JP1974059935Uexternal-prioritypatent/JPS5432964Y2/ja
Priority claimed from JP1974072081Uexternal-prioritypatent/JPS5439442Y2/ja
Application filed by Kurosaki Refractories Co Ltd, Kurosaki Yogyo Co LtdfiledCriticalKurosaki Refractories Co Ltd
Application grantedgrantedCritical
Publication of AU8153275ApublicationCriticalpatent/AU8153275A/en
Publication of AU486268B2publicationCriticalpatent/AU486268B2/en