000 00269nam a2200121Ia 4500
100 _aGordon /G.Peisakhov
942 _cBK
654 _aGas Cleaning
245 _aDust Collection & Gas Cleaning
260 _bMir Publishers
_c1972
300 _a463
546 _aENGLISH
999 _c28937
_d28937