Sentence examples for reverse circulation from inspiring English sources

These are direct circulation and reverse circulation.

To reverse circulation declines at The Los Angeles Times, he paired business and news executives and set out to measure and increase the readership of individual sections.

Field tests show that employing the reverse circulation down-the-hole air hammer with specially designed drill bit has good dust control performance in the drilling processes.

Rotary drilling reverse circulation (using either drilling mud or compressed air or gas) can be a useful alternative to direct circulation methods.

The former include theoretical performance of thermosiphon solar water heaters, reverse circulation in thermosiphon systems, vertical against horizontal tank configurations, freeze protection, and tracking thermosiphons.

And employing reverse circulation down-the-hole air hammer with the current designed drill bit can efficiently protect drilling workers and equipment from threats of drilling dust.

Boreholes were drilled using a conventional household technique by hand percussion and reversed circulation.

The currents carried by the parasitic capacitances and the direct channels are comparable, thus interference effects occur and reversed circulation is strongly enhanced.

Thirteen cores were drilled, at locations shown in Fig. 1, using the local, hand-powered method for installing tubewells, which employs reverse-circulation flow through a 5-cm diameter PVC drill string attached to a 10-cm steel cutting shoe below surface.

It is the only ocean with an asymmetric and, in the north, semiannually reversing surface circulation.

Fog persists until daytime heating reverses the circulation and creates clouds associated with the upslope motion at the mountain top.