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.)
HYDRAULIC DRILLING EQUIPMENT Ltd
Original Assignee
HYDRAULIC DRILLING EQUIPMENT L
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 HYDRAULIC DRILLING EQUIPMENT LfiledCriticalHYDRAULIC DRILLING EQUIPMENT L
Application grantedgrantedCritical
Publication of AU444743B2publicationCriticalpatent/AU444743B2/en
Publication of AU1681270ApublicationCriticalpatent/AU1681270A/en