AU458439B2 - Improvements in or relating to oil scoop duct for rotatable troughed oil pumping drum - Google Patents

Improvements in or relating to oil scoop duct for rotatable troughed oil pumping drum

Info

Publication number
AU458439B2
AU458439B2 AU25941/71A AU2594171A AU458439B2 AU 458439 B2 AU458439 B2 AU 458439B2 AU 25941/71 A AU25941/71 A AU 25941/71A AU 2594171 A AU2594171 A AU 2594171A AU 458439 B2 AU458439 B2 AU 458439B2
Authority
AU
Australia
Prior art keywords
oil
troughed
relating
rotatable
scoop duct
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
AU25941/71A
Other versions
AU2594171A (en
Inventor
Norman Kaufman Howard
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.)
AMERICAN DAVIDSON Inc
Original Assignee
AMERICAN DAVIDSON Inc
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 AMERICAN DAVIDSON Inc filed Critical AMERICAN DAVIDSON Inc
Application granted granted Critical
Publication of AU458439B2 publication Critical patent/AU458439B2/en
Publication of AU2594171A publication Critical patent/AU2594171A/en
Expired legal-status Critical Current

Links

AU25941/71A 1970-03-25 1971-02-26 Improvements in or relating to oil scoop duct for rotatable troughed oil pumping drum Expired AU458439B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS22565 1970-03-25
USUS55318 1970-07-16

Publications (2)

Publication Number Publication Date
AU458439B2 true AU458439B2 (en) 1972-08-31
AU2594171A AU2594171A (en) 1972-08-31

Family

ID=

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