| 摘要 |
THE INVENTION PROVIDES A SULPHUR PELLET COMPRISING AT LEAST ONE H2S-SUPPRESSANT. THE INVENTION FURTHER PROVIDES A PROCESS FOR THE MANUFACTURE OF SULPHUR PELLETS COMPRISING AT LEAST ONE H2S-SUPPRESSANT, COMPRISING THE STEPS OF:@(A) MIXING ELEMENTAL SULPHUR, ONE OR MORE H2S-SUPPRESSANTS AND OPTIONALLY A FILLER IN A MIXING UNIT TO OBTAIN A MIXTURE ;@(B) SHAPING AND/OR PELLETISING THE MIXTURE OBTAINED IN STEP (A) PELLETISING UNIT TO OBTAIN H2S-SUPPRESSANT-COMPRISING SULPHUR PELLETS.@THE INVENTION FURTHER PROVIDES A PROCESS FOE THE MANUFACTURE OF A SULPHUR-COMPRISING ASPHALT PAVING MIXURE COMPRISING THE STEPS OF :@(I) PREHEATING BITUMEN AT A TEMPERATURE OF BETWEEN 140 AND 180OC ;@(II) PREHEATING AGGREGATE AT A TEMPERATURE OF BETWEEN 140 AND 180OC ;@(III) MIXING THE HOT BITUMEN WITH THE HOT AGGREGATE IN A MIXING UNIT,@WHEREIN SULPHUR PELLETS COMPRISING H2S-SUPPRESSANT ACCORING TO THE THE INVENTION ARE ADDED IN AT LEAST ONE OF THE STEPS (I), (II) OR (III).@THE INVENTION ALSO PROVIDES THE USE OF A SULPHUR-COMPRISING ASPHALT PAVING MIXTURE COMPRISING H2S-SUPPRESSANT IN THE PAVING OF ROADS.
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