Title:
IMPROVEMENT OF SHIP
Document Type and Number:
Japanese Patent JPS5279498
Kind Code:
A
Abstract:
A floating vessel having a crane for lifting heavy weights comprises tanks having relatively large openings below the water-line which openings can be closed in a substantially water-tight manner to vary the shape of at least that part of the vessel which is below the water-line.
Inventors:
BUIREMU POORU KARUDENBATSUKUSU
Application Number:
JP13681776A
Publication Date:
July 04, 1977
Filing Date:
November 13, 1976
Export Citation:
Assignee:
NEDERLANDSE OFFSHORE CO
International Classes:
B63B39/03; B63B43/06; (IPC1-7): B63B39/00
Domestic Patent References:
| JP45027269A |