Rotary drill head for coiled tubing drilling apparatus

A mobile, coiled tubing drilling apparatus with a rotary drill head, the apparatus including a non-rotating mast on a mobile platform, the mast having mounted thereon an injector below a coiled tubing reel, the injector defining an operational axis for the coiled tubing, wherein the rotary drill hea...

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Bibliographic Details
Main Authors Fox, Shane Lee, Søe, Søren Pham
Format Patent
LanguageEnglish
Published 25.07.2019
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 mobile, coiled tubing drilling apparatus with a rotary drill head, the apparatus including a non-rotating mast on a mobile platform, the mast having mounted thereon an injector below a coiled tubing reel, the injector defining an operational axis for the coiled tubing, wherein the rotary drill head is pivotally mounted on the injector so as to be movable between a retracted position away from the operational axis and an operating position in line with the operational axis, the rotary drill head including a top swivel for non-rotating connection to the coiled tubing and a bottom spindle for rotating connection to a pipe section, the top swivel and the bottom spindle providing fluid communication between connected coiled tubing and connected pipe section during operation.
Bibliography:Application Number: AU20170394777