发明名称 Ammunition using non-toxic metals and binders
摘要 Tungsten powder is mixed with a second powder metal and a binder to be used as small arms projectiles and shot pellets for use in shot guns which is cost effective to produce and which can perform ballistically. Ballistic performance equal to or superior to that of lead would be offered by a material having a specific gravity equal to or greater than lead. The non-toxic projectiles are manufactured in a cost-effective process; yet still produces projectiles and shot pellets that can perform ballistically. This projectile composition can perform substantially as well as lead and lead alloys or better without the need to fabricate the composition from a high temperature molten state which requires large amounts of energy input. In one particular embodiment of the invention, the tungsten powder is blended with iron powder and Portland Cement for constructing projectiles. The tungsten, iron and Portland Cement (W/Fe Portland cement) shot provides a satisfactory substitute for lead shot.
申请公布号 US6551375(B2) 申请公布日期 2003.04.22
申请号 US20010800167 申请日期 2001.03.06
申请人 KENNAMETAL INC. 发明人 SIDDLE DAVID RICHARD;TAUBER JOSEPH MATTHEW;DARY FRANCOIS-CHARLES HENRI
分类号 B22F1/00;C22C1/04;C22C23/04;C22C27/04;C22C38/12;F42B7/04;F42B12/74;(IPC1-7):B22F3/02;B22F5/00 主分类号 B22F1/00
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