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 - Lifetime
Application number
AU52034/64A
Inventor
J. Oshea Patrick
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.)
ChampionX LLC
Original Assignee
Nalco Chemical Co
Filing date
Publication of AU295798B2publicationCriticalpatent/AU295798B2/en
Application filed by Nalco Chemical CofiledCriticalNalco Chemical Co