F - Mech Eng,Light,Heat,Weapons – 42 – D
Patent
F - Mech Eng,Light,Heat,Weapons
42
D
F42D 1/10 (2006.01) F42D 1/08 (2006.01)
Patent
CA 2203121
An apparatus and process for the production of any emulsion explosives composition and loading it into a blast hole (7) which utilise a loading conduit (4) having a shear inducing means (5) and a liquid lubrication source (b) adapted to provide a layer of liquid lubricant between the conduit (4) and emulsion explosives composition being pumped through the loading conduit (4). The conduit also comprises amixing means (8) located at or near the outlet of the conduit (4), the mixing means (8) incorporates at least some of the liquid layer into the emulsion explosives composition.
La présente invention concerne un dispositif et un procédé de production d'une composition d'explosifs en émulsion et de chargement de cette composition dans un trou de mine (7). Le procédé met en oeuvre un conduit de chargement (4) comportant un moyen (5) provoquant un cisaillement et une source (b) de liquide de lubrification conçue pour fournir une couche de lubrifiant liquide entre le conduit (4) et la composition d'explosifs en émulsion pendant son pompage par le conduit de chargement (4). Le conduit comporte également un organe mélangeur (8) disposé au niveau ou à proximité de la sortie du conduit (4), l'organe mélangeur (8) incorporant au moins une partie de la couche liquide dans la composition d'explosifs en émulsion.
Palmer Anthony Martin
Thomson Stephen
Ici Australia Operations Proprietary Limited
Marks & Clerk
Orica Explosives Technology Pty Ltd.
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