Fill up and circulation tool and mudsaver valve

A fill-up and circulation tool includes a mandrel; a packer assembly disposed around the mandrel; and a valve assembly connected to the mandrel, wherein the valve assembly is configured to selectively control fluid flow into the tool and out of the tool.

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Bibliographic Details
Main Authors JOHN D. HOOKER, RUSSELL LEE MORGAN, RUSSELL W. THOMPSON, DOYLE FREDERIC BOUTWELL, MARTIN LIESS, JIM HOLLINGSWORTH, DELANEY MICHAEL OLSTAD, MICHAEL HAYES
Format Patent
LanguageEnglish
Published 05.11.2009
Subjects
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Summary:A fill-up and circulation tool includes a mandrel; a packer assembly disposed around the mandrel; and a valve assembly connected to the mandrel, wherein the valve assembly is configured to selectively control fluid flow into the tool and out of the tool.
Bibliography:Application Number: AU20090242492