| Show MINING PATENTS ISSUED the united states patent office has issued patents on recent inventions in mining machinery as follows coal bit no J J moro morgan an of youngstown 0 the combination of the bit I 1 formed hollow and the inner periphery thereof formed tapering toward its top or upper end and teeth located upon the larger or lower end thereof the valve seat 4 located within the bit and provided with a hinged valve and rivets passed through the bit below the valve seat to form a support mining alining machine no A bailey of philipsburg pa in a mining machine the combination with the bed the carriage the two reciprocating cutters each forming a separate kerf and means for simultaneously reciprocating said cutters in opposite direction whereby th they ey balance the machine laterally of a drill mounted on each jide aide of the carri carriage aoe 7 and forming 11 an apera ture at the end cf the kerf rock drill no G D whitcomb of glendora gala cala and W K chicago chicado 1 ill in a rock drill in combination a cylinder a reciprocating piston therein a rotating bar in sliding and non rotating engagement with the piston a ratchet wheel fixed upon the rotating bar and having bachet teeth upon its 14 0 4 0 Q JO cc dij 0 0 j z N disk face an annular pawl in parallel plane and concentric w bi the ratchet and having tei th on its disk diak face for enc engaging raging the teeth of the bachet wheel such pawl being axially movable means for yieldingly forcing the pawl toward the bachet and means m bans for causing the oscillation of the pawl mining minina machine no A bailey of philipsburg pa in a mining machine the combination of the stationary bed the carriage two oppositely reciprocating cutters pivotally connected with the carriage and operated to cut distinct karfs a power shaft mounted on the rear of the carriage power transmitting devices connecting the power shaft with the cutters for actuating them and means for removing the material between the karfs formed by said cutters vertical automatic drying and roasting furnace no john milwaukee wis the combination with a vertical ore roasting chamber having an ore inlet at the top and a discharge opening at the bottom of means for maintaining a vertical column of ore between these two openings and in a central position in the roasting chamber 5 za 10 4 d NO whereby the heat is allowed to pass upward around the ore said means comprising inclined shelves supported by the furnace walls and located in the lower part of the furnace and muffles supported in the upper part of the furnace the wall of the chamber being provided provid ed wilh openings opposite the ore su supporting p means to permit access to the column of ore and detachable plugs normally closing said openings the chloride point of lion hill aill reported at the sampling works last week with pounds of high grade cyanides cranides cy anides the utah of springs is making its appearance again on the market with con sign ments of high grade ore it is reported that this fine producer and erstwhile dividend payer is is in in excellent physical condition J B weimer manager of the jessie weimer mining Alining company which owns and is operating valuable property in the deep creek country informs the mining 4 review that the treasury stock of the association is being rapidly placed with eastern investors the jessie weimer is a proposition of undoubted merits at the annual me meeting etino 0 of t the he raymond mining company held a few days ago the following directory was installed john C sullivan president george W E dorsey vice president josiah barnett treasurer and J 0 lynch secretary mr air sullivan who has been back of this eureka enterprise since its first inception has been retained as manager |
