floatation

noun

1. flotation.

noun

1. an act or state of floating.
2. the launching of a commercial venture, bond issue, loan, etc.
3. Metallurgy. a process for separating the different minerals in a mass of powdered ore based on their tendency to sink in, or float on, a given liquid.
4. the science of floating bodies.

noun

1. a variant spelling of flotation

noun

1. 1. the launching or financing of a commercial enterprise by bond or share issues
   2. the raising of a loan or new capital by bond or share issues
2. power or ability to float; buoyancy
3. Also called: froth flotation a process to concentrate the valuable ore in low-grade ores. The ore is ground to a powder, mixed with water containing surface-active chemicals, and vigorously aerated. The bubbles formed trap the required ore fragments and carry them to the surface froth, which is then skimmed off

n.

1. The process of separating different materials, especially minerals, by agitating a pulverized mixture of the materials with water, oil, and chemicals. Differential wetting of the suspended particles causes unwetted particles to be carried by air bubbles to the surface for collection.