产品描述MACHINERY AND APPARATUS FOR FILTERING OR PURIFYING GASES OTHER THAN AIR (EXCL. ISOTOPE SEPARATORS, THOSE USING A CATALYTIC PROCESS, THOSE WITH STAINLESS STEEL HOUSING AND WITH INLET AND OUTLET TUBE BORES WITH INSIDE DIAMETERS <= 1,3 CM, AND PARTICULATE FILTERS FOR EXHAUST GASES FROM INTERNAL COMBUSTION ENGINES)[展开]