000 00334nam a2200121 4500
245 _aGas purification processes for air pollution control
_cedited by G. Nonhebel
710 _aNonhebel, G.
250 _a2nd ed.
260 _aLondon
_bNewnes-Butterworths
_c1972
300 _a697p.: ill.; 24cm.
082 _a614.7
_bNON
041 _aKhasi
999 _c34423
_d34423