pneumatic filling

pneumatic filling

[nu̇′mad·ik ′fil·iŋ]
(mining engineering)
A filling method using compressed air to blow filling material into the mined-out stope.
References in periodicals archive ?
Options: Variable-frequency output control, mechanical agitator on each tank, pneumatic filling pumps, output visualization system, mixhead boom mount, magnetic couplings on pumps.
For use in silos and storage tanks, it provides reliable level measurement of bulk solids, even during pneumatic filling when thick dust clouds can occur or in tall silos where other level devices fail.