ANNULAR PRESSURE RELIEF SYSTEM

A modified casing coupling houses a pressure relief valve body having a through bore with opposing end openings. The through bore communicates with the interior of the modified casing coupling at one end opening thereof and with an area surrounding the modified casing coupling at an opposite end ope...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MOCK, MICHAEL E, MOYER, MARK C, SIVLEY ROBERT S., IV
Format:	Patent
Sprache:	eng ; fre
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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