Procedure to improve the base operations of the auxiliary products of the rubber (Machine-translation by Google Translate, not legally binding)

摘要

Process for improving the base operations of rubber auxiliary products, characterized in that the selected raw material is treated in suitable mills that select finely the particles of the obtained solid, which are thermally regulated by the required addition of dry ice, and the presence in its atmosphere of free oxygen is swept away by the carbon dioxide produced by heating said snow at the expense of the heat developed between the crashes of the body to be ground and the producing elements; all this until achieving a product without apparent residue in a certain sieve. (Machine-translation by Google Translate, not legally binding)