| 摘要 |
<p>A gravel packing apparatus includes: a screen assembly including at least one screen configured to be disposed in a borehole in an earth formation, the screen configured to prevent particulate matter from passing therethrough; an axially extending conduit configured to transmit a gravel slurry from a remote location to a borehole region located between the screen and a portion of the borehole wall; and an exit port including an opening having a first end in fluid communication with the conduit and a second end in fluid communication with the borehole region, the exit port including at least one standoff member extending radially from the second end and configured to prevent blockage of the opening.</p> |
