main fans

main fans

[′mān ′fanz]
(mining engineering)
Fans that produce the general ventilating current of the mine, being of large capacity and permanently installed.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
But while we can't get complacent today, in the main fans enjoy the game and behave themselves.
If this is the case in your building, Davis recommends lowering the speed of the main fans; this will reduce the flow throughout the system and cut back on noise.
A delegation from the three main fans groups met Mather and finance director Brian Stockbridge at Ibrox yesterday afternoon.
One is the cost to run the main fans that drive the air underground.
Former director Murray - who has secured the backing of investment firm Ticketus as well as the club's three main fans' groups - will today meet administrators Duff and Phelps for a crunch round of takeover talks.
Thankfully the three main fans groups attached to the Hoops have all issued statements in support of their chairman's wishes.
I did a charity forum there recently, organised by their main fans' website, the excellent Hibs.net.