SCREEN ASSEMBLY

SCREEN ASSEMBLY

A screen apparatus comprising a base pipe, a filtering media, an expandable shroud, and an inflatable tube positioned in the annular space between the expandable shroud and the filter media, wherein the expandable shroud has an initial position and an expanded position, and wherein the expandable sh...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YHUEL, BERNARD, DESSOULAVY, GILLES H, GAMBIER, PHILIPPE, TOFFANIN, EZIO, WALFORD, MERRICK
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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Beschreibung
Zusammenfassung:A screen apparatus comprising a base pipe, a filtering media, an expandable shroud, and an inflatable tube positioned in the annular space between the expandable shroud and the filter media, wherein the expandable shroud has an initial position and an expanded position, and wherein the expandable shroud is moved from the initial position to the expanded position by inflating the inflatable tube from a collapsed position to an inflated position.