A marine deflector handling system includes a seismic survey vessel with a deflector towing sheave with a towing line to a seismic deflector bridle block. The bridle block includes, as counted from its outer end to its inner end: two triple head arms with each its triple head in their outer ends for fore and aft sets of bridle lines to a deflector, wherein said triple head arms in their inner ends are coupled together in a hinge bearing block which further holds an outer end of a grip adapter stem, wherein said grip adapter stem in its opposite, inner end is provided with a grip adapter axle block with a transverse through extending and protruding grip adapter axle arranged for being gripped by a crane jaw, wherein said grip adapter axle further holds an outer end of a sheave block stem with an inner end provided with a sheave block for said towing line.


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    Title :

    Deflector grip adapter, defector and system for launching and hauling of such a deflector


    Contributors:

    Publication date :

    2018-05-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / G01V Geophysik , GEOPHYSICS



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