| abstract |
THE INVENTION RELATES TO A PROCESS FOR MANUFACTURING PULVERULENT SULFUR IMPREGNATED. SUSPENSION IS SUSPENSION IN THE FORM OF PARTICLES IN A SOLUTION INCLUDING 50 TO 75 BY WEIGHT OF AN IMPREGNATION AGENT AND 50 TO 25 BY WEIGHT OF A LOW BOILING POINT SOLVENT IN WHICH THE IMPREGNATION AGENT IS SOLUBLE OR MISCIBLE, SLOW AGITATION IS PERFORMED FOR A TIME BETWEEN APPROXIMATELY 1 AND 30 MN AT A CONTROLLED TEMPERATURE, PREFERABLY BETWEEN APPROXIMATELY 25 AND ABOUT 50 C, AFTER FILTERING THE MIXTURE, AND SUBMITTING THE FILTRATION CAKE A DRYING-DEGAZING OPERATION IN ORDER TO REMOVE THE SOLVENT AND THUS RECOVER THE SULFUR IMPREGNATED. |