Investigations on phosphorus removal from wastewater by precipitation of calcium phosphate induced by seeding crystals / transmitted by the Government of the Federal Republic of Germany ; prepared by D. Donnert and M. Salecker.
1990
详细记录
符号[E/ECE/]ENVWA/SEM.4/R.37
标题Investigations on phosphorus removal from wastewater by precipitation of calcium phosphate induced by seeding crystals / transmitted by the Government of the Federal Republic of Germany ; prepared by D. Donnert and M. Salecker.
日期Geneva : UN, 22 Feb. 1990.
描述
6 p. : ill., graph