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(19)

(11)

2 432 514

(13)

(51)

IPC

F16L1/24(2006-01-01)

F16L1/00(2006-01-01)

F16L1/20(2006-01-01)

(21) (22)

Application

2009103976/06, 2009-02-05

(24)

Start date

2009-02-05

(22)

Actual filing date

2009-02-05

(45)

Published

2011-10-27

(72)

Inventor

Danilov Jurij Arkad'EvichPonomarev Aleksandr NikolaevichSmirnov Aleksandr Valer'EvichSharygin Valerij Mikhajlovich

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo Tekhnologii"

PROCEDURE FOR BALLASTING UNDERWATER PIPELINE Russian patent published in 2011 - IPC F16L1/24 F16L1/00 F16L1/20

Abstract RU 2432514 C2

FIELD: machine building.

SUBSTANCE: procedure for ballasting underwater pipeline consists in arrangement of thin-wall ball-like casings on it and in filling them with ballast. The casings are assembled of glass-plastic semi-spheres and are filled with mixture of inert filler with rapid hardening binding substance.

EFFECT: reduced expenditures at fabrication of fillers for pipeline ballasting directly at construction site.

2 dwg

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RU 2 432 514 C2

Authors

Danilov Jurij Arkad'Evich

Ponomarev Aleksandr Nikolaevich

Smirnov Aleksandr Valer'Evich

Sharygin Valerij Mikhajlovich

Dates

2011-10-27—Published

2009-02-05—Filed