prilling tower
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prilling — A process for making catalyst particles by dripping a liquid precursor into a bath of oil, usually in a tall cylindrical reactor called a prilling tower. Prilling is also widely used in forming particles of synthetic fertilizers … Petroleum refining glossary
prilling — noun The solidification of droplets of molten material falling against an upward stream of air; used especially to agglomerate ammonium nitrate and urea for use as a fertilizer. See Also … Wiktionary
Prill — A prill is a small aggregate of a material, most often a dry sphere, formed from a melted liquid. The material to be prilled must be a solid at room temperature and a low viscosity liquid when melted. Prills are formed by allowing drops of the… … Wikipedia
magnesium processing — Introduction preparation of the ore for use in various products. Magnesium (Mg) is a silvery white metal that is similar in appearance to aluminum but weighs one third less. With a density of only 1.738 grams per cubic centimetre, it… … Universalium
Liste des plus hautes structures de France — Cette liste est incomplète ou mal ordonnée. Votre aide est la bienvenue ! Voici une liste des plus hautes structures françaises à partir de 60 m (immeubles, émetteurs, phare, barrages, etc.). La hauteur est ici entendue comme hauteur de… … Wikipédia en Français
