Resumen
Specifies methods of measuring the effectiveness of either inlet or outlet anti-drain valves if fitted to a full-flow lubricating oil filter of the "spin-on" or "easy change" type, for internal combustion engines.
Ciclo de vida
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Anteriormente
RetiradaISO 4548-8:1989
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Ahora
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Revisada por
PublicadoISO 4548-9:2008