COMMUNICATION AND LOCK OPEN SAFETY VALVE SYSTEM AND METHOD

A downhole system includes a safety valve system. The safety valve system includes a tubular housing having a hydraulic control chamber, and a lock-open communication sleeve within the tubular housing. The sleeve is longitudinally movable with respect to the tubular housing. The sleeve has a downhol...

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Bibliographic Details
Main Authors LOWRY DOUG A, MYERLEY THOMAS S
Format Patent
LanguageEnglish
Published 14.01.2016
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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Abstract A downhole system includes a safety valve system. The safety valve system includes a tubular housing having a hydraulic control chamber, and a lock-open communication sleeve within the tubular housing. The sleeve is longitudinally movable with respect to the tubular housing. The sleeve has a downhole end portion configured to abut and enact downhole movement of a flow tube. The sleeve further has a radial communication sort alignable with the hydraulic control chamber. A method of communicating and locking open the safety valve includes using the sleeve.
AbstractList A downhole system includes a safety valve system. The safety valve system includes a tubular housing having a hydraulic control chamber, and a lock-open communication sleeve within the tubular housing. The sleeve is longitudinally movable with respect to the tubular housing. The sleeve has a downhole end portion configured to abut and enact downhole movement of a flow tube. The sleeve further has a radial communication sort alignable with the hydraulic control chamber. A method of communicating and locking open the safety valve includes using the sleeve.
Author LOWRY DOUG A
MYERLEY THOMAS S
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LOWRY DOUG A
MYERLEY THOMAS S
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Snippet A downhole system includes a safety valve system. The safety valve system includes a tubular housing having a hydraulic control chamber, and a lock-open...
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SourceType Open Access Repository
SubjectTerms 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 COMMUNICATION AND LOCK OPEN SAFETY VALVE SYSTEM AND METHOD
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