SWELLABLE SEALS FOR WELL TUBULAR TIE-BACK SYSTEM

SWELLABLE SEALS FOR WELL TUBULAR TIE-BACK SYSTEM

A wellbore liner-hanger tie-back system includes a bore receptacle coupled with a liner hanger at a downhole end of the bore receptacle, where the liner hanger is configured to be positioned in a wellbore, a tieback casing configured to be disposed in the wellbore, where a portion of an outer surfac...

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Hauptverfasser: AGHAZADA, Kamal Eldarovic, AL-ABDULJABBAR, Ahmad Mohammad
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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creator AGHAZADA, Kamal Eldarovic
AL-ABDULJABBAR, Ahmad Mohammad
description A wellbore liner-hanger tie-back system includes a bore receptacle coupled with a liner hanger at a downhole end of the bore receptacle, where the liner hanger is configured to be positioned in a wellbore, a tieback casing configured to be disposed in the wellbore, where a portion of an outer surface of the tieback casing is disposed proximate to an inner surface of the bore receptacle, and a seal system including at least one swellable seal. The seal system is disposed between the tieback casing and the bore receptacle to seal a space between the portion of the outer surface of the tieback casing and the inner surface of the bore receptacle.
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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
title SWELLABLE SEALS FOR WELL TUBULAR TIE-BACK SYSTEM
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