20140308198 | PROCEDURE FOR THE PREPARATION OF SULPHUR-BASED ARTICLES OF MANUFACTURE - The present invention relates to a process for the preparation of articles of manufacture made of or based on sulphur, which comprises cooling of liquid sulphur in a volume of containment until the sulphur mass solidifies and forming of the product, characterised in that elastic pressure waves are applied to the cooling mass of liquid sulphur to produce a crystalline suspension of solid sulphur in liquid sulphur. | 10-16-2014 |