Russian 7.62x54mmR Duplex Cartridge Patent | thefirearmblog.com<\/title><br \/>\n <meta name=\"description\" content=\"Tandem or duplex ammunition - where two bullets are stacked in a single cartridge - is not a new idea, but it has never gained widespread popularity.The concept is revisited over time because it\u2019s intriguing due to its potential to enhance machine guns' fire density, dispersion significantly, and hit probability.However, despite its promise in theory, this approach often falls short of improving accuracy or lethality in practice.Russian Ammunition @ TFB: 5.6x60mm Experimental Soviet Cartridge New Russian 6.02\u00d741 Cartridge and Prototype Rifles (AK-22 and Mini SVCh) Modern Personal Defense Weapon Calibers 007: The 7.62x25mm Tokarev Russian 7.62x25mm Factory Ammunition with Backwards Loaded Bullets from 7.62x39mm\"\/><\/p>\n<p> <meta property=\"og:title\" content=\"Russian 7.62x54mmR Duplex Cartridge Patent\"\/><br \/>\n <meta property=\"og:description\" content=\"Tandem or duplex ammunition - where two bullets are stacked in a single cartridge - is not a new idea, but it has never gained widespread popularity.The concept is revisited over time because it\u2019s intriguing due to its potential to enhance machine guns' fire density, dispersion significantly, and hit probability.However, despite its promise in theory, this approach often falls short of improving accuracy or lethality in practice.Russian Ammunition @ TFB: 5.6x60mm Experimental Soviet Cartridge New Russian 6.02\u00d741 Cartridge and Prototype Rifles (AK-22 and Mini SVCh) Modern Personal Defense Weapon Calibers 007: The 7.62x25mm Tokarev Russian 7.62x25mm Factory Ammunition with Backwards Loaded Bullets from 7.62x39mm\"\/><br \/>\n <meta property=\"og:image\" content=\"https:\/\/cdn-fastly.thefirearmblog.com\/media\/2024\/12\/21\/03551\/russian-7-62x54mmr-duplex-cartridge-patent.jpg?size=1200x628\"\/><br \/>\n <meta property=\"og:url\" content=\"https:\/\/www.thefirearmblog.com\/blog\/russian-7-62x54mmr-duplex-cartridge-patent-44817766\"\/><br \/>\n <meta property=\"article:author\" content=\"Lynndon Schooler\"\/><br \/>\n <meta property=\"article:published_time\" content=\"2025-02-03T20:00:00-05:00\"\/><br \/>\n <meta property=\"article:modified_time\" content=\"2025-02-03T20:00:00-05:00\"\/><\/p>\n<link rel=\"canonical\" href=\"https:\/\/www.thefirearmblog.com\/blog\/russian-7-62x54mmr-duplex-cartridge-patent-44817766\"\/>\n<p> <meta name=\"viewport\" content=\"width=device-width,minimum-scale=1,initial-scale=1\"\/><\/p>\n<link href=\"https:\/\/www.thefirearmblog.com\/resources\/combined\/js\/load-libraries.afea4ddef084c3b6ebf1623e0b7dd359.9014.js\" rel=\"preload\" as=\"script\"\/>\n <link href=\"https:\/\/www.thefirearmblog.com\/resources\/combined\/js\/rapid-activity.0c63e719f09bee189f12.9014.js\" rel=\"preload\" as=\"script\"\/>\n<link rel=\"preconnect\" href=\"https:\/\/www-direct.thefirearmblog.com\"\/>\n<p> <!-- Preload fonts --><\/p>\n<link rel=\"preconnect\" href=\"https:\/\/securepubads.g.doubleclick.net\"\/>\n<link rel=\"manifest\" href=\"https:\/\/www.thefirearmblog.com\/manifest\/firearmblog\/manifest.json\"\/>\n <base href=\"https:\/\/www.thefirearmblog.com\/\"\/><br \/>\n <meta http-equiv=\"Content-Type\" content=\"text\/html; 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Russian 7.62x54mmR Duplex Cartridge Patent | thefirearmblog.com
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