, 1865-03-01
A WONDERFUL lEVENTloN.
NewProcesso Of Applying Min
eral Goals in the Manu-
facture of Metals,
Sulphur and all other lmpuri-
ties Extracted from Btu
minous Goals.

Sulphur and all other Impuri
| ties Extracted from Btu
minous Goals.
SUCCESSFUL opERAr,ons a.
PITTSBURGH.
An invention Of vast importance to Amer
can m'nes and manufactures, md espec.al,
70 tnoee OF Illinois. has recently been fntrf
oneeo of some of The enterpsizinp citizens :
fltlsonfeh.= After careful md thorough q.
Ferfment' Its merits are now fully established
and 1t undoubtedly deserves to rank amon
tas greatest discoveries of the age. It Is essen
ual!y new method of generating and apnly
1ns neat IN the processes Of metalIurcv. and
calea The "S'eman Furnace,:' Th{ inyento
Is German, who resides in England, where
~ "t.' as On the continent, the new furnace
a'e being extensively and successfall,
worked. The principle is applicable to al
.le processes Of reducing, refining, and work
ioe metallic ores, or metals, and indeed, ,uhef
ever heat IN large quantities is required.
1ne most valuable feature of this inyeu
tlon' as applied to our Western interests, L
IN lfs use Of the poorer qualities of coal. Tht
most suiphurous co&l, and even the slack ant
waste Of the nines, are just as-raluable Ii
1Ae eieman furnace as coasB OF the best quail.
ity. u they contain the same proper
non OF combustible matter. The sulphu,
ana other impurities are rendered harm
less by the mode Of combustion, and
the highest temperature possible Ii
gained with wonderful economy of fuel. To
the West, with its magnificent beds of coal,
hitherto shut out from general use IN nanu.
invention Is OF incaiculabie value Our Goals
take rank but little below the eastern, as
The means Of generating steam, and reducing
our rich and abundant ores 10 forms Of use.
Having just returned from Pittsburgh,
where had an opportunity Of exaninlu::
Will endeavos TO give such an account Of It
as will he in1cligiblo to that class of persons
interested in thu general subject of western
mines and manufactures. Without modals
CT drawings details can hnrdly be made clear,
but the principle and scope Of the new d,s-
p1eciattd uy The thoughtful reader.
In the old style furnaces, the solid fuel,
whether It be wood, charcoal, peat or plt
conl is usually placed in immediate contact
with the material to be heated. In the case
Of steel. glass, zinc. &c, the substances are
enclosed n retorts or pots to protect
e Radical he depsstas saasa o% the aeSi I'd
process at the outset. A A"producer" Il re-
cepttclc Of very simple construction) receives
The coal. It is converted into gas By slow
combustion, and conveyed through du.s into
tic furnaces, where the htat1s required.
Here it combines with atmospheric ai1, and
e4uate 10 all purposes required In the arts.
This p1 oduceI Is Of con.se entirely ildepen-
dent Of the furnace. It nlay be Of almost
any comfortable capacity, furnishing gas for
one or any number Of furnaces. II is esscu-
italy. the same To whatever purposes the
heat is to be applied, as the gas producers OF
our cities are the game, irrespective Of the
The gas producer Of moderate Size Is chain
Der, e2y Six feet By twelve, aud ten feet high.
One of its end wallis contains fire CRATE
reaching to half its height. inclined at sbout
such an angle Us a heap Of Goals would uat-
cording 10 the quality oi coal.
The upper portion is inclined also, but Is
made Of solid iron plates, covered with fire.
brick. StopPcled holes are provided for the
lntIoductitn Of an lion bar, to break up the
fuel and detach clinkers. The fuel is intro
duced hlough apertures above, which are
.,'oat;tiasP ~ 20 ;. ~ ~ .l.s,u sa!
Z consn1ncj ha III i: hanG in,.na s snc stpty
lower portion Of the crate, burns s!o WY un-
der moderate daft, parting first with LIS
most volatile lngredtents-Tatet, ammonia,
&c, and yielding hydro.carbon gases and
eams ees ~ ~ thnss 4;aiiaj eo ~ paue.s ths
.nonrtect Il ;Iin1,..,a3i - ~ ~ - 4.o
hnv.. s,;ll 1ha ca,n . Mhint I X ~ ~ ~ ne
;ects Thc co,,hnettc., ;s nn,r ou caT4;n,,sd 10
ssnit1fne eentIe c,,rr. NJ ~ ";r thr.n@h ~ ~
r1a1a e~&| ~ A1A -4S
~ tba 1oxor ~ - or.t. a.a ,,,n,n ,,,s
,s Tn,,nad ~ 3ha .n,on 'n ~ .,:o u,nI ~ az ~
ootn .rs.h +ha n-1.n ,Fthe ~. ~. " o
condo th,onrh ~ ,,aa+<a ',s ,,.s ...os. ..sJ
!, sino i,ait X: orrran hsconoa. ss es,hon,c ~
;de = acomlnst;t,,e Sas n o.. ~ he-.s"M Sn,us
Tha f;herata5 oSr;-e,, " .5s, oa1ohnns .n.;,
nnonfftv IN ,Is turn ''s eN 49, ~4~@@A
Tha s,masn ~ nha. . n,,s;s+a ~ .,o,+ am -
of fnXrrnn to tor- nr nit,o-su =, Ws,pht a,'
Tho ,'t7eoa ~ ~ e,Et.n,nhn=+ =+;hin sr5 ,aa5 80
ffiminisb fba richness nr Ira iino nn1rer ~ ~
otber gases. In oriler to ha1ence tia loss
and secure oxye.n in sntI,c;rn1 n1,.ntiiv an an
expedient has been hit upon which m;eht
seem nj INST Taraiorica1. Watcr I. hrom5ht
jp small pipe. and slowly int,oducad ID At ihe
hottom ~ The gras. Tia s,,ars
heat converts It into steam. which
trayereinc the burning mass Of fuel Ia de-
COMPOSED BY this powerful heat fntn hydr0.
gen and oxygen, Tho latter for1ns carbonic
oxide ip The same manner rs tho oxygen of
the air, while the former is q well Fnowu
conbusiible ras in its pure state. Each cnh;c
foot of stea1n Tins prtdlnces a mrch mia
1nab1e ras as fire c1,f5;c fect Of air. This vi,
lc b,fuus when II ia rerne1abered that water
consists OF tjcht parts Of OXYGEN to ons ot
etcam< beng 1entndent upon he amonnt ~
heat IN tke IRE. reguia,es itself na,uTajiy tn
live rfn,1igrments of 1he comhrstion Tha
fnfal nrodnction of The rnmbnstib1a oosas
ya.ics of conrse- win fhe amonnt nr AZ al
uitted and since The ad,nission of air 1nto
The prate denends in jts t,,rT nnon The nm.
s,,mntion ri tte rasea evolved the ,Tn5uc.
hsn11ns fnr3,occ. The nro5nct;o- ~ s~ss
may be arrest. fzr several i,ours without de.
rnno;ng The nroc4sa ~ xast;no fha 1natarsai
The mass nr fnc1 and TIA hr;cE worE
rrfa7n snffcten. heat tsnr,np an interval n
a dsy eren' To- nsnince c.Snhus'ion Tben
naees hav5nf, heen formed as above descrih.
ed. are n,ade to rass anne distance thronSh
a larrc flu.. durinr sbich 1assace 1hey ara
ennled an!, made to nrec,nitais anv snea1i
amoupt Of sulphur which nav have nassed
WITH them fIom the coal. ihey' enter fhe
fnnnre nur;f, 4 from ali materia,s nor;ons
in mcfaiIurrical nrocesscs. and nT,s nnrr nrc.
cared tor conbustion.
II Is uccessary to have an excess of pres-
sure IN The main Gus due aooyc lhat OF The
mir in ord,r tn rrtvcnt nnv inTor1i drofI
which would produce. ua1t tiaf comhustion fn
tne ,7as. thns tlfminisliino fha heatinT n[,ua-
and cloreing the flues with aoos- 'i'he ras
ont a chimney draff witch can he dina Nv
n]acing the nroduce,s Mt a 1nwer trrei t1,o1
fhe f.narcs r th;s ,s ior-o.,1na,So Sooaasnn
ex1editnt Is need' Thc n,1xed fases 1eav;na