75869743
Dec 13, 1999
activated carbon used to eliminate pollution from gaseous emissions or liquid effluent; to treat polluted ground water, rivers and soil; to treat drinking water through filtration processes; to purify chemical, pharmaceutical and food products by removing unwanted byproducts or decolourising and/or refining products; salvaging solvents for re-use via extraction; providing nuclear, bacteriological and chemical protection by acting as a filtering agent and acting as a catalyst in chemical reactins
Chemicals