000			00413nam a2200145Ia 4500
008			190916s1967||||xx |||||||||||||| ||und||
020			_a3377
082			_a660.2842 _bCo
100			_aPratt, Henry Reginald Clive,
245		0	_aCountercurrent separation processes / _cH.R.C. Pratt.
260			_aAmsterdam ; _bElsevier Pub., _c1967.
300			_axxii, 538 p. ;
650			_aSeparation (Technology)
942			_cBK
999			_c13467 _d13467