TREATMENT OF WASTE WATER

PURPOSE:To discharge permeated water in a sewerage and to reduce raw water by cleaning off the solder flux residue of a mounted printed circuit board with a specified detergent, washing the board and then concentrating the waste washing water with a water permselective oil-water separation semiperme...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	ASE TOMONOBU
Format:	Patent
Sprache:	eng
Schlagworte:	CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS CHEMISTRY ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PRINTED CIRCUITS SEPARATION TRANSPORTING TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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