TY  - BOOK
AU  - 
TI  - INDUSTRIAL WATER PURIFICATION
U1  - 628.54 
PY  - 1974///
CY  - Park Ridge, N. J.
PB  - Noyes Data
KW  - Factory And Trade Waste -- Patents
KW  - Sewage -- Purification -- Patents
KW  - Patents -- U. S
N1  -                
ER  -