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2 149 791

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C1

(51)

IPC

(21) (22)

Application

99110422/28, 1999-05-20

(24)

Start date

1999-05-20

(22)

Actual filing date

1999-05-20

(45)

Published

2000-05-27

(72)

Inventor

Kozin V.M.

(73)

Holder

Institut Mashinovedenija I Metallurgii Dvo Ran

METHOD OF BREAKING ICE COVER Russian patent published in 2000 - IPC

Abstract RU 2149791 C1

FIELD: shipbuilding; submersible vessels breaking ice cover by resonance flexural gravitational waves. SUBSTANCE: method consists in increase of amplitude of flexural gravitational waves due to reduction of pressure under wave trough through trimming the ship by stern. EFFECT: enhanced efficiency of breaking ice cover. 2 cl, 2 dwg

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RU 2 149 791 C1

Authors

Kozin V.M.

Dates

2000-05-27—Published

1999-05-20—Filed

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