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2 165 371

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IPC

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Application

2000102930/28, 2000-02-04

(24)

Start date

2000-02-04

(22)

Actual filing date

2000-02-04

(45)

Published

2001-04-20

(72)

Inventor

Kozin V.M.

(73)

Holder

Gosudarstvennoe Uchrezhdenie Institut Mashinovedenija I Metallurgii Dvo Ran

METHOD OF BREAKING ICE COVER Russian patent published in 2001 - IPC

Abstract RU 2165371 C1

FIELD: shipbuilding; submarine vessels breaking ice cover by resonance flexural gravitational waves. SUBSTANCE: method consists in creating hydraulic hammer under ice by means of abrupt braking of submarine vessel and forming local hydraulic resistance in aft extremity at moment of braking the vessel. Local hydraulic resistance is formed due to plate extending from hull. EFFECT: enhanced efficiency of ice breaking. 2 cl, 1 dwg

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RU 2 165 371 C1

Authors

Kozin V.M.

Dates

2001-04-20—Published

2000-02-04—Filed

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