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Glowny Instytut Gornictwa
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Glowny Instytut Gornictwa
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Priority to BE624569DpriorityCriticalpatent/BE624569A/xx
Application filed by Glowny Instytut GornictwafiledCriticalGlowny Instytut Gornictwa
Priority to FR914740Aprioritypatent/FR1338768A/fr
Application grantedgrantedCritical
Publication of FR1338768ApublicationCriticalpatent/FR1338768A/fr
F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
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Life Sciences & Earth Sciences
(AREA)
General Life Sciences & Earth Sciences
(AREA)
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
FR914740A1962-11-081962-11-08Procédé d'extraction de minerais à l'aide d'explosifs et moyens pour la mise en oeuvre de ce procédé
ExpiredFR1338768A
(fr)
Procédé pour diviser un courant d'objets en provenance d'un seul passage entre deux passages séparés et appareil pour la mise en oeuvre de ce procédé