hydraulic air compressor

hydraulic air compressor

[hī′drȯ·lik ′er kəm‚pres·ər]
(mechanical engineering)
A device in which water falling down a pipe entrains air which is released at the bottom under compression to do useful work.
References in periodicals archive ?
The hydraulic air compressor works in a completely different way," said Dean Millar, a Laurentian University, mine engineering professor and the project lead through the Mining Innovation, Rehabilitation and Applied Research Corporation (MIRARCO).