FIELD: mining.
SUBSTANCE: invention relates to mining industry. Pneumatic charger contains hopper 1 for explosive substance, ejector, unloading and supplying branch pipes, charging pipeline, air supply hose and start valve assembly. Hopper 1 is made in the form of parallelepiped, along bottom of which along entire length there is ejector in the form of pressure 7 and discharge 8 pipelines, in each of which there are slit holes 9 and 10, located towards each other. Start valve assembly is located on the air supply hose. Charging pipeline is made in the form of a hose.
EFFECT: higher convenience and reliability of charging bore pits and wells with granulated explosives.
1 cl, 3 dwg
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