ALIGNABLE GUIDANCE DEVICE FOR CASING ENTRY MILLING OPERATIONS

ALIGNABLE GUIDANCE DEVICE FOR CASING ENTRY MILLING OPERATIONS

An alignable guidance device includes a tube section and a casing milling shoe within the tube section, a pre-contoured tube within the casing milling shoe that terminates in an exit point in the tube section, the pre-contoured tube exiting the tube section at an exit angle of between 0° and 45°, an...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HEISIG, Gerald, FREYER, Carsten
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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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Beschreibung
Zusammenfassung:An alignable guidance device includes a tube section and a casing milling shoe within the tube section, a pre-contoured tube within the casing milling shoe that terminates in an exit point in the tube section, the pre-contoured tube exiting the tube section at an exit angle of between 0° and 45°, and guidance sensors within the tube section.