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.)
Kureha Corp
Original Assignee
Kureha Corp
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 Kureha CorpfiledCriticalKureha Corp
Priority to JP459776ApriorityCriticalpatent/JPS5289159A/ja
Publication of JPS5289159ApublicationCriticalpatent/JPS5289159A/ja
Publication of JPS5626261B2publicationCriticalpatent/JPS5626261B2/ja