共 50 条
- [22] SEQUENTIAL EXTRACTION OF PHOSPHORUS AND HEAVY-METALS FROM SEDIMENTS - METHODOLOGICAL CONSIDERATIONS ENVIRONMENTAL TECHNOLOGY LETTERS, 1988, 9 (02): : 127 - 134
- [26] Recycling of wastepaper (12) - Froth-flotation conditions for enhancement of fines fractionation selectivity and efficiency Palpu Chongi Gisul/Journal of Korea Technical Association of the Pulp and Paper Industry, 2001, 33 (01): : 16 - 23
- [27] SOME REGULARITIES OF FLOTATION SEPARATION HEAVY-METALS IONS WITH POTASSIUM LAURATE KOLLOIDNYI ZHURNAL, 1972, 34 (03): : 458 - +