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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0786820 (1985-10-11) |
우선권정보 | CA-0370510 (1981-02-10) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 2 인용 특허 : 4 |
A vessel with a ballast system including a plurality of ballast tanks provided with means for feeding water into the tanks and expelling water therefrom and an air bubbling system including underwater openings and means for blowing air through said openings into the water surrounding said vessel. Th
In a vessel having a hull with underwater openings, an air bubbling system for blowing out air through said underwater openings, a ballast system comprising a plurality of interconnected ballast tanks and means for feeding water into said tanks and means for expelling water from said tanks by means
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