Look up: Coning

1. 
   Coning
   The reduction in reservoir pressure may tend to draw up underlying water towards the well in a cone like shape if an oil well is produced at excessive rates. Like-wise gas can be drawn downwards from an overlying gas cap.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
2. 
   coning
   see water coning.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
3. 
   Coning
   The upward angular displacement of the rotor blades of a gyroplane or helicopter under the influence of lift. The Coning Angle is the angle between the rotor blades and the plane normal to the axis of the hub.
   Found on http://www.aeroplanemonthly.com/glossary
   
   
4. 
   coning
   adjustment of blades, so that the area swept is not a disc in a flat plane, but slightly shallow, i.e. each blade is not exactly at right angles to the shaft but leans slightly down-wind as if yielding somewhat to the direct force of the wind Category: Electrical engineering and energy • umbrella-like system of folding the blade Category: Mechanical engineering • the action…
   Found on http://www.mijnwoordenboek.nl/definition