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AU204037B2 - Improvement in wellhead equipment - Google Patents
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AU204037B2 - Improvement in wellhead equipment - Google Patents

Improvement in wellhead equipment

Info

Publication number
AU204037B2
AU204037B2 AU2706/54A AU270654A AU204037B2 AU 204037 B2 AU204037 B2 AU 204037B2 AU 2706/54 A AU2706/54 A AU 2706/54A AU 270654 A AU270654 A AU 270654A AU 204037 B2 AU204037 B2 AU 204037B2
Authority
AU
Australia
Prior art keywords
improvement
wellhead equipment
wellhead
equipment
Prior art date
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
AU2706/54A
Other versions
AU270654A (en
Inventor
Dawson Watts and Erwin Fulton Hill John
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.)
Vetco Gray LLC
Original Assignee
Gray Tool Co
Filing date
Publication date
Application filed by Gray Tool Co filed Critical Gray Tool Co
Application granted granted Critical
Publication of AU204037B2 publication Critical patent/AU204037B2/en
Publication of AU270654A publication Critical patent/AU270654A/en
Expired legal-status Critical Current

Links

AU2706/54A 1954-08-27 Improvement in wellhead equipment Expired AU204037B2 (en)

Publications (2)

Publication Number Publication Date
AU204037B2 true AU204037B2 (en) 1955-03-03
AU270654A AU270654A (en) 1955-03-03

Family

ID=

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