Apparatus for attenuating noise in marine seismic streamers
    41.
    发明申请
    Apparatus for attenuating noise in marine seismic streamers 审中-公开
    用于衰减海洋地震拖缆噪声的装置

    公开(公告)号:US20060193203A1

    公开(公告)日:2006-08-31

    申请号:US11059497

    申请日:2005-02-16

    CPC classification number: G01V1/201

    Abstract: A marine seismic streamer has a hydrophone housing positioned in the streamer with the hydrophone housing having ends and rigid side walls, a hydrophone positioned in the hydrophone housing, a soft compliant solid material filling the housing, and openings in the hydrophone housing adapted to substantially permit passage of pressure waves and to substantially attenuate passage of shear waves. Another embodiment is a hydrophone housing having ends, rigid side walls, and openings in the hydrophone housing adapted to substantially permit passage of pressure waves and to substantially attenuate passage of shear waves. The openings are open ends of the housing, in the side walls of the housing, in the end walls of the housing, or in both the side walls and end walls of the housing.

    Abstract translation: 海洋地震拖缆具有位于拖缆中的水听器壳体,水听器壳体具有端部和刚性侧壁,定位在水听器壳体中的水听器,填充壳体的柔性柔性固体材料以及水听器壳体中适于基本上允许的开口 压力波的通过并且基本上衰减剪切波的通过。 另一个实施例是在水听器壳体中具有端部,刚性侧壁和开口的水听器壳体,其适于基本上允许压力波的通过并且基本上衰减剪切波的通过。 开口是壳体的开口端,壳体的侧壁,壳体的端壁,或者在壳体的侧壁和端壁的两侧。

    Apparatus and method for bubble shielding towed marine cable
    42.
    发明授权
    Apparatus and method for bubble shielding towed marine cable 有权
    用于气泡屏蔽拖缆船用电缆的设备和方法

    公开(公告)号:US06982926B2

    公开(公告)日:2006-01-03

    申请号:US10264364

    申请日:2002-10-04

    CPC classification number: B63B1/38 B63B21/66 Y02T70/122

    Abstract: A cable for towing marine devices is disclosed. The cable includes a strength member and at least one conduit associated with the strength member. The conduit has apertures therein at selected locations along the conduit. The apertures are adapted to conduct gas from a source into water in which the cable is disposed. Also disclosed is a method for improving the flow of a cable through water. The method includes releasing a gaseous bubble stream proximate an outer surface of said cable while the water is moving relative to the cable.

    Abstract translation: 公开了一种用于牵引船用装置的电缆。 电缆包括强度构件和与强度构件相关联的至少一个导管。 导管在沿着导管的选定位置处具有孔。 这些孔适于将来自源的气体输送到其中设置电缆的水中。 还公开了一种改善电缆通过水流的方法。 该方法包括在水相对于电缆运动的同时释放靠近所述电缆的外表面的气泡流。

    Particle motion sensor for marine seismic sensor streamers
    43.
    发明申请
    Particle motion sensor for marine seismic sensor streamers 审中-公开
    用于海洋地震传感器拖缆的颗粒运动传感器

    公开(公告)号:US20050194201A1

    公开(公告)日:2005-09-08

    申请号:US10792511

    申请日:2004-03-03

    CPC classification number: G01V1/184 G01V1/201

    Abstract: A seismic sensor is disclosed which includes at least one particle motion sensor, and a sensor jacket adapted to be moved through a body of water. The particle motion sensor is suspended within the sensor jacket by at least one biasing device. In one embodiment, a mass of the sensor and a force rate of the biasing device are selected such that a resonant frequency of the sensor within the sensor jacket is within a predetermine range.

    Abstract translation: 公开了一种地震传感器,其包括至少一个粒子运动传感器和适于移动通过水体的传感器护套。 颗粒运动传感器通过至少一个偏置装置悬挂在传感器护套内。 在一个实施例中,选择传感器的质量和偏置装置的力率,使得传感器套内的传感器的共振频率在预定范围内。

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