Rules for building and classing offshore mobile drilling units.

Bibliographic Details
Corporate Author:	American Bureau of Shipping
Format:	Book
Language:	English
Published:	New York, [1968]
Subjects:	Mobile offshore structures. Oil well drilling rigs. Structures offshore mobiles. Pétrole > Puits > Forage > Appareils et matériel. Mobile offshore structures Oil well drilling rigs standards (authoritative exemplars) Standards (Reference works) Reference works. Normes. Ouvrages de référence.

Description
Physical Description:	xi, 65 pages illustrations 27 cm