Installation of cables in an array of ducts

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United States of America Patent

PATENT NO 11710949
APP PUB NO 20220045490A1
SERIAL NO

17290189

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Importance

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Abstract

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Method for installing a cable comprising:

    a first phase with at least the steps of:introducing the cable into a first duct,attaching at least a first pig to the cable,introducing a liquid at first pressure and first flow into the first duct,stopping the cable when, or after, its foremost end has reached an exit of the first duct,a second phase with at least the steps of:attaching at least a second pig to the cable,introducing again a liquid at first pressure and first flow into the first duct,introducing the liquid at second pressure and second flow,compensating, at a location between the first duct and second duct, for a difference in flow or volume of liquid.

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Patent Owner(s)

Patent OwnerAddress
PLUMETTAZ HOLDING S A1880 BEX

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Griffioen, Willem Ter Aar, CH 51 1067

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