TY - BOOK AU - Saltonstall,C.W. ED - United States. TI - In situ and dynamically formed reverse osmosis membranes U1 - 628.167 PY - 1971/// CY - Washington, D. C. PB - The Department KW - Membranes (Technology) KW - Sewage KW - Purification KW - Reverse osmosis process ER -