| 摘要 |
<p>The present invention comprises a multi-barrel seismic source air gun module for use in a marine environment comprising control head means (32); a plurality of pulse sources (10,12,14,16) symmetrically disposed about and rigidly secured to said control head means; and actuating means associated with said control head means for independently actuating each of said pulse sources; wherein said plurality of sources comprises a plurality of airgun (10,12,14,16) barrels, and said module is suspended from longitudinally extending boom means (34), and wherein at least one (10,14) of said four barrels is oriented parallel to said boom means (34). Air is supplied to the control head (46) via single line (42) and electricity to control the individual actuating means via lines (48).</p> |
