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.)
Expired
Application number
CA854710A
Inventor
W. O. Weissenburger Helmut
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.)
DSM Delft BV
Original Assignee
Koninklijke Nederlandsche Gist en Spiritusfabriek BV
Publication date
Application grantedgrantedCritical
Publication of CA854710ApublicationCriticalpatent/CA854710A/en