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.)
SHIN NIPPON SEITETSU KAGAKU KOGYO KK
Nippon Steel Chemical and Materials Co Ltd
Original Assignee
SHIN NIPPON SEITETSU KAGAKU KOGYO KK
Nippon Steel Chemical 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
Application filed by SHIN NIPPON SEITETSU KAGAKU KOGYO KK, Nippon Steel Chemical Co LtdfiledCriticalSHIN NIPPON SEITETSU KAGAKU KOGYO KK
Priority to JP50143927ApriorityCriticalpatent/JPS5268857A/ja
Publication of JPS5268857ApublicationCriticalpatent/JPS5268857A/ja