He designed the "Palliser conversion" technique which was used successfully to convert many of Britain's obsolescent but still serviceable smoothbore muzzle-loading guns into more modern rifled muzzle-loaders ("RML") in the late 1860s and the 1870s.
The designer introduced a method called the "Palliser conversion," which successfully converted many of Britain's old but still functional smoothbore muzzle-loading firearms into modern rifled muzzle-loaders ("RML") during the late 1860s and the 1870s.