, 1879-03-03
; * vst@S el4---s -
IMPORTANT INVENTION.
Orc TINT T. Destined to 1iaye Greet In
iQucasp 3 iroa; ana aies! s'sHa1aeta!r.
1trncAstffr / ftaG. Gqyiiti.

One thut IL Destined to 1iaye y Greet 1n-
Quc1sp y iroM; iird 4fef! s'sSa1'ct.!r.
4taacas;.sis i:aa. i lag,it'.
4 very lulpottau. tpcelftinn lIaH Just nccn
patented III tseal ],rltaIa, Iub;um, tic German
l:iuplru, France, nnd tl!e United Styles Of A!aeri
ca whlcl. Is tlcstlHcd To plug rouapicuous part
IN tl,c future VI iron atNl etecl ,Hanutacsure.
The great pEpblcm ~ to the meals Of utllifing
poor iron, such as that OF CIuyuland, has boon
solved, after much perseverance, anil Succession
ol practical experimental, BY tle !aso Mr. ]. Perry
Downing, Of the Reddeugh stecl-lVorks, Who
was u copartner with AID. Robinson, tho prcs
yelopment OF the steel trnde on the west couat
h;s practically reau'trd in tho stoppagc
Of nnny iurhacea md a latge number OF iroii
rul mills In the Clcyelaul disrlct, and scienlists
some months With Yicw Of ascertalnlng tie
,neans, II atly, by which Cleseland Iron cun be
t1cp,,usphorizcd. The inventor Of tho process
nov under reytrw clpIsned Tint he cuald do
hu could placs htCh-class steel tl the market
ut much less cost than By the Bessctner pro-
cess. The inventor left h!e widow md sou, Mr.
j. Perry Downing, solicitor. OF Gatcsncad: III
lis death, n1s.l theY have since dspose,l of IL
portion Of their tntcrest to certatN fra,s The
urcntion has for its object tie nlanusactnrc Of
iron Of superior claases trosn orcs Of uny de-
| IRON matters Of an objectionable nature by
| single operation OF smelling, also for tlc n,anu-
facturc of steel from either poor OF rich orc, or
frotn pi.iron, even II eucl iron ore or pIg-trnn
uatura which vt present arc not eliminated by
QUE single furnace operation. suitable fur
naee Or cupola Is employed, capable ol resisting
| great heat. Common iron, contaminated with
extent Of say: foC example. 1:e to Is PLACED i,'io
The cllpula ii No. 8 quality. To this add 1oj
weight Of gootl Iron, s1lcll US that tuada frun
charcoal; - pon,ls 70 w pou5.s' OF scGru, ,;t, Or
,.uccs, u,,l dbout' 100 pnnnds Of sceap-lrup
'Tiicss arc melted together for about ha1f u1l
i,uur, urd thu furnace Is run at ihe heat At
whteh cnst steel melts. When the tEon IL IN IL
two hours. The lue,al IL then drawn oil, when
it will uc found to bo perfcct1y refined iron,
which, OF culrse, can be improved in quality By
the ndlitfou OF larger quantities OF the good
Tics will bc found sufficient. The chief merit u
tile discovery, howeycr, Is The production OF
good steel from poor p!giron or ores ~ retln-
ilig. III the frat placo tho Iron, and then bs
yrrtnE the samo by one amelt!nK operatlo1 into
venuinu steel ingots, having such properties az
To cnnb1s ihcnl To be manufactured Into tools,
bars, plutee, rails, etc. III tna!lcnbc turslnre.
aixty-ilve pounds Of scorta, mud 100 pounds Of
puN1 scrap-!rou arc pt1ctd, ,ltil 'Whcn these are
melted Tic furnace Is run at Lcat at which cast
steel metts. THIS 10 continued for thirty Or
Iorty minutes, when 1t will 10 found
thu scotla has iakcn up such tmpur:
lies rs bayc not bcen Eoatfzed. aud
this viii be found floating gu tllc: surface, mud
must be tat,ped nI Is to % pounds Of henlntitc
Is then added, mud tho who!c lightly stirred.
Three ounces Of black oxide Of manganese j.
then introduced, and this ts immediately fol.
lowed by o!sc-halt pound to u poundsot chloride
thirty minutes, wton 100 pounds Of epiegel
eIsa,i is Introduced, and tie whole lightly
stirred, Caro- must pe taken uot to puddle o.
boIl Tie cuutehta Of the furnace. Which, when ct
Il great heat. ara run Of into fngots. flIt
rllctneal combinations In this process act u'11 re-
ayt upon caeh other 10 such way as to clinIs
1ate detrimental bod!cs by species of sSnslle'
els, and t!,e,,, by thu Introduction Of nitrogen
Into tle iron, 1t ta converted into stcsl The ~
ycntion Is Of tho greatest tnpottance to tlc
Cleyulanu district and 1t wiil doubtless, On tlse
return Of a brisk trade, b. tile .ueans Of giving
| It new lease OF llGc,