The environmental pollution was decreased by the reduction of caustic consumption and causticsludge generation.
减少了碱消耗和碱渣量，因而减轻了环境污染。
2
Decreasing the generation and disposal amount of causticsludge can be accomplished by adopting cleaner technologies and recycling causticsludge.
通过采用清洁工艺和碱渣回用来减少碱渣产生量和处理量；
3
A catalyst was applied in the oxidation process to remove sulfides from sulfur-containing causticsludge produced in gasoline and LPG desulfurization operations.