Show SMELTING mr ir J U tolles has shown us tho the dawine of a furnace of ilia bit invention for which many fain points IS of sup priority ire are claimed and as he bo has had en an exten sivo livo experience in tho the reduction ol of ores and nd li is a thoroughly practical man we Con ilider his hb invention worthy the atteo tion lion of our mining men more as U the patent office has granted him letters patent for his hid improvements tho the cit cial points amota are stated elated as follows ia the inventors own ova language tho the saving or of toe the health and 1 circa res of engaged in ia bei being D g a 0 od d working around them by the be suction auction of the ibe fau drawing into tho the furnace the gacas that tb tto generated io in bod and abat the furnaces irom from the coal and ores orca ad in saving iving by condensing by means of a stearn jet in front a of the ran fan and nd a water jet on top of the same eatna all or a great part of tho the iced metals metal that escape in the keway in tho the form of acido sulp sulphides hides chlorides etc which escape a in ia the emo Loway or flue in ia the for borni a of a gas and are arc not visible Tiu lilo only at times in the form of a yellow naoke ad saving by the time same mass all of the fine dust dual chlorides etc which aro must generally the richest part of all orra ores after patting through tile the pao they bey 4 ire out bb he holtom in ortho flue and into a largo vat or unk tack with partitions ioos where they can lc be collected at pleasure by precia precipitation astion tho the chemicals that ari are used for this purpose being bo id cheap and Rl InDle the iho EGO d oat after settling CA caa 0 be shoveled out and returned 0 o 3 the hi furna furnace 0 after being dried uh yi dollof all of the belt beat that is forced out over the and around the tha tu tuy yeres erca think is nearly sufficient to ono one I 1 too of oro ore ath dy by saving iho lining oia odthe furnnie furnace I 1 liy by drawer drawing upward id il against the he ore instead of ilia ardic tion odthe of thal blast forcing it ir by a continued whirl whir against the baat aboyo above the tu yeres causing it to id be eaten or were i alb A saying aing ut ft wore more or less fuel now itis sl ia a titled settled quest question ioni 1 iu the aciel science of that we 60 can through the same banao pace and with the name amount of power draw mori moio air than 0 can an bo be forced through fujil alu also i i proven that rawl most are a give gie a larger amount of bullion by m means tan 8 of af a draft furnace thau than by a blast the reason has hag bailer been satisfactorily explained it conly jit only supposes gup SuP posed POSea that under the great press oral ur of the blast tho the carbonic acid gas is made to unite moro more with the melted metal and is thus carried tilt IT b by y t the 6 same in act the best beat smelting em sm elling elting that 6 cia a bo b 0 done in the common klat blast furnaces not more thau than about 10 10 per pc local cent is is bayed aved and ho be aag does docs not show more tilde hun from I 1 to 7 per cent theo thed certainly thol balanco balance must go dp bp the flue so co there ewt bo be a loes IMS of ft faoro am to all dollina raper per day now if I 1 can brea area sato ono oce fourth of ochia abid waste it will pay fur for the furnace lin a a short almo the ile ara drai wing or of the he furnace can ile ia seen scon at the bureau of mining information and further particular obtained by addressing 1116 tolles tolled |