PROCESS FOR PRODUCING CATALYSTS OR TITANIUM OXIDE-BASED CATALYST SURFACE SUPPORTS AND THEIR CATALYSIS CLAUS APPLICATIONS

摘要

THE PRESENT INVENTION CONCERNS A PROCESS FOR THE MANUFACTURE OF CATALYSTS OR SUPPORTS OF TITANIUM OXIDE-BASED CATALYSTS. /P P THE PROCESS OF THE INVENTION IS CHARACTERIZED IN THAT IT CONTAINS THE FOLLOWING STEPS: / P P 1ON MIXING A MIXTURE COMPRISING: /P P -DE 1 TO 40 APPROXIMATELY BY WEIGHT /P P -DE 0-15 APPROXIMATELY BY WEIGHT D 'ADDITIVE FOR SHAPING /P P -DEX 45 TO 99 BY WEIGHT OF A POWDER CONSTITUTED MAINLY OF CRYSTALLIZED TITANIUM OXIDE AND / OR AMORPHOUS HAVING A LOSS TO FIRE COMPRISED BETWEEN APPROXIMATELY 1 AND 50, / P P 2ON OPERATES THE SHAPING OF THIS MIXTURE, /P P 3ON DRIES POSSIBLY, THEN CALCINE THE PRODUCTS OBTAINED. /P P THE CATALYSTS OBTAINED ACCORDING TO THE PROCESS OF THE INVENTION ARE APPLICABLE TO THE SULFUR RECOVERY CLAUS CATALYSIS FROM GASES CONTAINING IN PARTICULAR HYDROGEN SULFIDE, SULFUROUS ANHYDRIDE AND POSSIBLY ORGANIC SULFUR DERIVATIVES SUCH AS CS AND COS.