Antigrisouteuse composition propulsive propellant cartridges bolts

Composition antigrisouteuse propulsive propellant cartridges bolts, this composition being based on pyrotechnic mixtures evolving gas. It comprises a coating comprising polymer decomposing into radicals and / or amides of dicarboxylic acids having 2 to 4 carbon atoms and / or ammonium oxalate in amounts of 15 to 30 % by weight, based on propellant composition. Application work in underground mines.