![]() ![]() Original Assignee Continental Oil Co 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 or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US268865A Inventor Gerald H Orr Mcguire Lewis John W Tynan Current Assignee (The listed assignees may be inaccurate. Google Patents US3209830A - Stuffing box assemblyÄownload PDF Info Publication number US3209830A US3209830A US268865A US26886563A US3209830A US 3209830 A US3209830 A US 3209830A US 268865 A US268865 A US 268865A US 26886563 A US26886563 A US 26886563A US 3209830 A US3209830 A US 3209830A Authority US United States Prior art keywords polished rod annulus extension tube box pumping Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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