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.)
Kyowa Gas Chemical Industry Co Ltd
Original Assignee
Kyowa Gas Chemical Industry 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 JP7060872Aexternal-prioritypatent/JPS4930318A/ja
Priority claimed from JP7060972Aexternal-prioritypatent/JPS5610304B2/ja
Priority claimed from JP7097872Aexternal-prioritypatent/JPS4930320A/ja
Priority claimed from JP7097972Aexternal-prioritypatent/JPS5136734B2/ja
Application filed by Kyowa Gas Chemical Industry Co LtdfiledCriticalKyowa Gas Chemical Industry Co Ltd
Publication of FR2193007A1publicationCriticalpatent/FR2193007A1/fr
Application grantedgrantedCritical
Publication of FR2193007B1publicationCriticalpatent/FR2193007B1/fr