PROCEDE PERFECTIONNE D'ELIMINATION DE L'ECUME D'UN CREUSET D'AFFINAGE DU PLOMB ET CREUSET UTILISANT CE PROCEDE

Dross is removed from molten lead during its refining by scraping the dross by means of a rake up a ramp fitted to the rim of the refining pot, a baffle being placed to trap dross in front of the ramp. The rake may be operated manually or by means of a power operated device.

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Bibliographic Details
Main Author DUNCAN RITCHIE, JOHN RICHARD MILLS ET WILLIAM ROSS DALLAS COUPER
Format Patent
LanguageFrench
Published 28.10.1988
Subjects
BLASTING
CHEMISTRY
DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE
FERROUS OR NON-FERROUS ALLOYS
FURNACES
HEATING
KILNS
LIGHTING
MECHANICAL ENGINEERING
METALLURGY
OVENS
PRETREATMENT OF RAW MATERIALS
PRODUCTION AND REFINING OF METALS
RETORTS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
WEAPONS
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Summary:Dross is removed from molten lead during its refining by scraping the dross by means of a rake up a ramp fitted to the rim of the refining pot, a baffle being placed to trap dross in front of the ramp. The rake may be operated manually or by means of a power operated device.
Bibliography:Application Number: FR19830002230