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D ETUDES ET DE CONSTRUCTIONS METALLURGIQUE Ste
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D ETUDES ET DE CONSTRUCTIONS METALLURGIQUE Ste
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Publication of FR491212ApublicationCriticalpatent/FR491212A/fr
F23Q2/00—Lighters containing fuel, e.g. for cigarettes
F23Q2/02—Lighters with liquid fuel fuel which is fluid at atmospheric pressure
F23Q2/04—Lighters with liquid fuel fuel which is fluid at atmospheric pressure with cerium-iron alloy and wick with friction ignition
F23Q2/06—Lighters with liquid fuel fuel which is fluid at atmospheric pressure with cerium-iron alloy and wick with friction ignition with friction wheel
B—PERFORMING OPERATIONS; TRANSPORTING
B22—CASTING; POWDER METALLURGY
B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
B22D13/00—Centrifugal casting; Casting by using centrifugal force
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FR491212D1918-08-091918-08-09Procédé de fabrication de corps de formes très diverses, creux ou non en métal fondu, par l'action de la force centrifuge
ExpiredFR491212A
(fr)
Perfectionnements apportés aux moules ou coquilles de fonderie employées dans la fabrication des lits en métal et pour d'autres usages, et au procédé de fabrication de ces moules
Procédé pour la fabrication de petites pièces pouvant etre expédiées et manipulées, en ferrosilicum ou d'autres matières premières, à employer dans la production d'alliages de fer