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IPC

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Application

99116179/28, 1999-07-23

(24)

Start date

1999-07-23

(22)

Actual filing date

1999-07-23

(45)

Published

2001-02-20

(72)

Inventor

Kozin V.M.Onishchuk A.V.

(73)

Holder

Institut Mashinovedenija I Metallurgii Dvo Ran

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

Abstract RU 2163212 C1

FIELD: shipbuilding; ships running in ice and breaking ice by resonance flexural gravitational waves. SUBSTANCE: submersible ship runs under ice at safe depth of submergence at speed ensuring continuous break of ice due to rarefaction on ship's hull. Speed is determined and maintained by minimum hydrostatic pressure with the aid of pressure pickup mounted in central portion of ship's hull. EFFECT: enhanced efficiency of breaking ice. 2 cl, 2 dwg

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RU 2 163 212 C1

Authors

Kozin V.M.

Onishchuk A.V.

Dates

2001-02-20—Published

1999-07-23—Filed

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