The producing of relatively stable bubbles at an air-liquid interface as the result of agitation, aeration, ebulliation, or chemical reaction; it can be an undesired side effect, but in minerals beneficiation it is the basis of froth flotation.


Related Terms

PIN DIODE

A diode consisting of a silicon wafer containing nearly equal p-type and ntype impurities, with additional p-type impurities diffused from one side and additional n-type impurities from the other side; this leaves a lightly doped intrinsic layer in the middle, to act as a dielectric barrier between the n-type and p-type regions. Also known as power diode.

PINCH GRASP

A grasp by the human hand that involves the thumb and the facing side of the index finger at the knuckle; used to apply a large force to a small object. Also known as key grasp.

OFFSET CAB

Operator's cab positioned to one side of earthmoving equipment for greater visibility and safety.

NEEDLE WEIR

A type of frame weir in which the wooden barrier is constructed of vertical square-section timbers placed side by side against the iron frames.

MULTIPLE CARTRIDGES

Filter medium made up of two or more filter cartridges, either fastened end to end or arranged side by side (in series or parallel flow respectively).

MITER GATE

Either of a pair of canal lock gates that swing out from the side walls and meet at an angle pointing toward the upper level.

METER WHEEL

A special block used to support the oceanographic wire paid out over the side of a ship; attached directly or connected by means of a speedometer cable to a gearbox which measures the length of wire.

METAL-SLITTING SAW

A milling cutter similar to a circular saw blade but sometimes with side teeth as well as teeth around the circumference; used for deep slotting and sinking in cuts.

LATERAL RECORDING

[ENG ACOUS] A type of disk recording in which the groove modulation is parallel to the surface of the recording medium so that the cutting stylus moves from side to side during recording.

LANGMUIR DIFFUSION PUMP

A type of diffusion pump in which the mercury vapor emerges from a nozzle, giving it motion in a direction away from the high-vacuum side of the pump.

Related questions

MarineProHelp 2018 - 2020