74464466
Dec 1, 1993
Jun 18, 1996
circulating fluid bed combustion ash by-product for use as soil remediation and waste stabilization reagents for commercial and industrial uses but specifically excluding use in coal treatment, namely the treatment of coal slurries and sludges to improve handleability; mineral concentrate treatment, namely the treatment of mineral concentrates when in the form of slurries and sludges to improve handleability and for stabilization during transportation; hydrometallurgical and steel processes; and further excluding use in the agriculture and horticulture fields
Chemicals