A Stroke Indicator and a Tubular Patch

Apparatus, and method, for expanding a liner patch in a tubular to seal a hole therein, comprises (a) a body having a top portion, a bottom portion and a middle portion having an outer diameter greater than the top portion and an outer diameter greater than the bottom portion; (b) a first set of fin...

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Bibliographische Detailangaben
Hauptverfasser:	BAILEY, THOMAS, FLOYD, WRIGHT, RALPH, DAVID, SMALLEY, MICHAEL, TAGUE, HAUGEN, DAVID, MICHAEL, TILTON, FREDERICK, THOMAS
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	Apparatus, and method, for expanding a liner patch in a tubular to seal a hole therein, comprises (a) a body having a top portion, a bottom portion and a middle portion having an outer diameter greater than the top portion and an outer diameter greater than the bottom portion; (b) a first set of fingers around the top portion of the body and a second set of fingers around the bottom portion of the body; (c) the arrangement being such that, in use, the fingers can be urged radially outwardly by displacement thereof over the middle portion. Also claimed are (i) a stroke indicator for a tubular patch expansion system for indicating that a stroke of the system has occurred; (ii) a wellbore tubular patch for patching a hole in a wellbore; and (iii) a tubular patch repair system for closing off a hole in a select tubular of a tubular string in a wellbore.