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.)
FREDERICK EDWIN RUFFELL and KENNETH GEORGE LAPPING JOSEPH
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.)
Durham Chemicals Ltd
Original Assignee
Durham Chemicals 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 Durham Chemicals LtdfiledCriticalDurham Chemicals Ltd
Application grantedgrantedCritical
Publication of AU433921B2publicationCriticalpatent/AU433921B2/en
Publication of AU5353269ApublicationCriticalpatent/AU5353269A/en