FIELD: the invention refers to the field of sea seismic prospecting and may be used for towing seismic equipment on areas of water covered with ice.
SUBSTANCE: the complex is fulfilled in the shape of a ship having a hull with a bottom and holds, seismic winches and entry cables. The seismic equipment fulfilled in the shape of seismic tails is connected with the entry cables. The protective case in the shape of a hollow cylinder covers the entry cable with a gap and the seismic tail. The seismic equipment is additionally equipped with lines of seismic pneumatic sources, with a protective case for the line of the seismic pneumatic sources. In the central part of the hull in the bottom in the field of the hold there is a mine along the width from the starboard to portside and along the height over the waterline. The seismic winches with the seismic equipment are installed in the hold with the mine. At that the protective cases, whose low edges in the working position are located below the low edges of floating ice, are provided with guides for possibility of travel in the mine.
EFFECT: increases effectiveness of usage, simplification and compactness of the complex.
2 cl, 3 dwg
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ARRANGEMENT FOR TUGGING SEISMOGRAPH SAND BARS | 0 |
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Authors
Dates
2008-02-20—Published
2006-05-19—Filed