coal plough

coal plough

[′kōl ‚plau̇]
(mining engineering)
A device with steel blades which shears off coal and pushes it onto the face conveyor.
References in periodicals archive ?
The Fasing works was established in 1913 and the company, which is recognised as a leader in chain technology, makes and distributes high quality chains for use with conveyors, coal ploughs, shearers as well as short link calibrated chains for hoists.