000 00279nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a628.3
_bWAR
100 _aWarring, R H
245 0 _aFilters and filtration
260 _aEngland
_bTrade and Technical Press
_c1969
942 _cBK
999 _c31251
_d31251