Compositions including pellets of alum, a smectite mineral material and optionally sodium or calcium carbonate that can be delivered to a phosphate impoundment located at the bottom of a body of water at the bottom. The pellets of alum, smectite mineral material and optionally sodium or calcium carbonate are dropped through the body of water so that the alum is released when the pellet reaches the bottom of the impoundment thereby treating the phosphates.
申请公布号
CA2483176(A1)
申请公布日期
2003.11.27
申请号
CA20032483176
申请日期
2003.05.15
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
LANDIS, CHARLES R.;OAKS, DANNY;ROTHERMEL, RICKY P.;HARVEY, ROBERT A.