OUT of the BOX[TM]) Blackhorn 209 powder: a smokeless substitute for black powder.(OUT of the BOX[TM])Blackhorn 209 powder: a smokeless substitute for black powder.(OUT of the BOX[TM])John, Jeff
然后,晚期的black powder步枪,比如温彻斯特杠杆系列,用比较大的black powder弹,比如0.44-40 温彻斯特,动能才七八百焦耳,但也能相当精准地打击200米距离的敌人。所以说0.30-06 春田的动能是0.44-40 温彻斯特的五倍!整整五倍!打击的目标距离却都是两百米!而且全世界人都没注意到!这是怎么回事? 送TA礼物 1楼...
Black PowderSmokeless PowderDouble Base PropellentBullseye®We have completed a series of both vented and sealed cookoff experiments of black powder and smokeless powder in our Sandia Instrumented Thermal Ignition (SITI) apparatus at bulk densities of 1078 and 729 kg/m3, respectively. The confining...
US3205286 * Jun 8, 1946 Sep 7, 1965 Black Donald H Smokeless powder manufactureUS3205286 1946年6月8日 1965年9月7日 Black Donald H Smokeless powder manufactureUS3205286 * 1946年6月8日 1965年9月7日 Black Donald H Smokeless powder manufacture...
One of the first things we noted when unpacking was the openings around the rim that act as hand-holds for lifting and moving the fire pit—something few models account for. The black powder coat finish might be subdued, but we like the fact that it doesn’t discolor after use. Unlike...
doi:10.1016/0026-265X(87)90198-6Darwin B. DahlPeter F. LottElsevier B.V.Microchemical JournalD.B. Dahl and P.F. Lott, Determination of black and smokeless powder residues in firearms and improvised explosive devices. Microchem. J. 35 (1987):40-50....
US20020035800 * 2001年9月26日 2002年3月28日 Lewis Gregory S. Breech plug with primer pocket for converting a black powder gun to smokeless powderUS20020035800 * Sep 26, 2001 Mar 28, 2002 Lewis Gregory S. Breech plug with primer pocket for converting a black powder gun to smokeless powder...
The breech plug with primer pocket of the present invention converts a black powder propellant muzzle-loading gun to a smokeless powder propellant muzzle-loading gun by providing a close fitting primer pocket wall, a flush fitting extractor that also supports the primer's sides, and a primer ...
A pre-measured powder cartridge is then inserted within a cartridge receiving bore of the breech plug such that a forward end of the pre-measured powder cartridge is adjacent a bottom portion of the projectile and a rim of the cartridge engages a first annular lip of the breech plug. The ...
US3205286 * Jun 8, 1946 Sep 7, 1965 Black Donald H Smokeless powder manufactureUS3205286 1946年6月8日 1965年9月7日 Black Donald H Smokeless powder manufactureUS3205286 * 1946年6月8日 1965年9月7日 Black Donald H Smokeless powder manufacture...