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gaseous emission type firework
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A kind of fireworks gunpowder intelligence device for drying and cooling
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A kind of prilling granulator of fireworks powder
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A kind of fireworks powder-filling device convenient for collecting explosive
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A method of bright pearl is prepared using gel in situ molding
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A kind of passivating method of nickel hydrazine nitrate
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A kind of automatic insertion-leading device on fireworks production line
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A kind of prilling process of fireworks powder
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Without sulphur without chlorine pyrotechnics drug composition
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A kind of packaging method of fireworks and firecrackers nozzle
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Combined firework automatic assembling system
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Rocking type inner cylinder distributing and discharging mechanism
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Combined fireworks propellant charging device
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Drum posture adjustment mechanism used for composite firework inner drum filling
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Inner cartridge filling device for combined firework
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