Visualization of fish while fishing in a wellbore

Methods and apparatus for retrieving a fish from a wellbore. A method includes introducing a specialized fishing tool into the wellbore. The specialized fishing tool includes a fishing subassembly comprising a nonreflective interior, a shroud coupled to the fishing subassembly, and a camera disposed...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Philippe Quero, Carlos Torres
Format:	Patent
Sprache:	eng
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:	Methods and apparatus for retrieving a fish from a wellbore. A method includes introducing a specialized fishing tool into the wellbore. The specialized fishing tool includes a fishing subassembly comprising a nonreflective interior, a shroud coupled to the fishing subassembly, and a camera disposed at least partially within the shroud and configured to view the interior of the fishing subassembly. The specialized fishing tool is conveyed downhole in the wellbore to a location of the fish. The fish is visualized with the camera. The fish is coupled to the fishing subassembly, and the fish is retrieved from the wellbore.