FRAMGANGSMAATE FOR INSTALLERING AV EN STIGELEDNING PAA EN MARIN KONSTRUKSJON SAMT FORBINDELSESUTSTYR FOR GJENNOMFOERING AV FRAMGANGSMAATEN

摘要

A riser is installed at an offshore platform where pipeline construction terminates by lowering the riser in place adjacent a guide rail mounted on the platform and thereafter clamping the riser to the guide rail by moving clamps or similar connecting members downwardly on the guide rail and riser from the surface.