Stuffing box for a fluid production well, and associated surface assembly

Stuffing box for a fluid production well, and associated surface assembly

A stuffing box for a fluid production well, the stuffing box defining a circulation passage of a cable working line extending between an upstream end of the stuffing box, intended to be 5 connected to the well, and a downstream end, the stuffing box including at least one packer arranged in the pass...

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Hauptverfasser: BERNARD, YVON, GIRARDI, FRANÇOIS, FOUCHER, PIERRE-ARNAUD
Format: Patent
Sprache:eng
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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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creator BERNARD, YVON
GIRARDI, FRANÇOIS
FOUCHER, PIERRE-ARNAUD
description A stuffing box for a fluid production well, the stuffing box defining a circulation passage of a cable working line extending between an upstream end of the stuffing box, intended to be 5 connected to the well, and a downstream end, the stuffing box including at least one packer arranged in the passage to ensure the sealing between an upstream portion and a downstream portion of the passage when the line is inserted in the passage, the stuffing box including a back-pressure resistant valve arranged in the passage to prevent the back-pressure of a fluid from the upstream end towards the downstream end, wherein the packer is situated between 10 the upstream end of the stuffing box and the back-pressure resistant valve, no packer being arranged between the back-pressure resistant valve and the downstream end. 71048351 (GHMatters) P91767.AU.1 JINGT 10/11/15 WO 2011/134637 PCT/EP2O1I/002179 co LfDO 0,4-
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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
title Stuffing box for a fluid production well, and associated surface assembly
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