Show MONTANA the east butte has resumed development of the dutton button group of claims at butte there is a foot shaft but present work is to be conf lined to the foot level the butte and superior at butte treated tons of zinc ore in september from which was obtained pounds of zinc with an average recovery of about 90 per cent which of course means that 90 per cent of the zinc in the ore remained in the concentrates the average grade of the concentrates was about 50 per cent zinc the minerals separation company has filed a suit in the montana federal courts seeking a permanent injunction against the use by the butte superior company of butte of the minerals separation process of oil flotation this is the aftermath of the decision given the plaintiffs against james hyde whom plaintiff alleges was using the process in conjunction with the defendant in this new suit |