CREATION OF A WINDOW OPENING/EXIT UTILIZING A SINGLE TRIP PROCESS

This disclosure may generally relate to drilling operations and, more particularly, to systems and methods for sidetracking an existing well. A bottom hole assembly may comprise a milling assembly, a whipstock coupled to the milling assembly, wherein the whipstock comprises an inclined ramp configur...

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Bibliographic Details
Main Authors East, Jr., Loyd Eddie, Durst, Douglas Glenn, Butler, Benjamin Luke
Format Patent
LanguageEnglish
Published 25.02.2021
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:This disclosure may generally relate to drilling operations and, more particularly, to systems and methods for sidetracking an existing well. A bottom hole assembly may comprise a milling assembly, a whipstock coupled to the milling assembly, wherein the whipstock comprises an inclined ramp configured for diverting the milling assembly toward a casing string, and a downhole subassembly coupled to the whipstock, wherein the downhole subassembly comprises a body portion and one or more components on the body portion operable to weaken and/or remove material from the casing string.
Bibliography:Application Number: US201816320028