Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
vane pump
A pump having a slotted rotor mounted eccentrically in the circular casing, and vanes which are free to slide radially in the slots, forming pockets of variable volume between them.
The monthly journal for the quarry products industry.