, 1874-08-23
OF this amount about $4,000 tons Ecre

~
OF this amount about $4,000 tons rcro
In view of the great intoresta affected by the
question OF the possibility Of using Illinois coal
io tue working Vi lfon' the solut1on o. 1ha1 qoes
tiou is one OF
TIE IMPENDING PROBLEMS
Of the day among the iron aud coal men.
great many experiments are in progress through
out tha coal regions aiming at aomc practicable
method of purifying tho coal. lnasnuen AZ
tAere nze q variety OF impurities, as already e1-
pIaiued. what will answer IN ola case utterly
falls in another. One class Of impurities is
DISPOSED Of by cokins the coal. The coke OF
soma Of the Ohio Goals is esteemed very highly
coal in this S tate has been slccessfully used in
the .'Joliat Iron aud Steel Works." by, the A. ..
Aecker Company Promising experiments nre
sDohun of in other localities, whereby the pure
coal OF whnt is known as " SLACK, an immense
atnouat Of which Las hitherto gona to waste at
the mouth Of all eoft-coa1 mines, IL COLLECTED by
a chemical process and converted III the oru!na-
ry.way into q very pure coke, Inc fnstter OF
utilizing tsslaek is an old problem IN the En-
glish miues, and English patents innumerable
have been granted s1uce the beginning OF the
urcsent century for that pnrPoeo.. No conslder-
able degree Of success has yet been attained
Enough bus been said to mike evident the
fact that the product of'our ,WeEter1 coal fields
oTers q vast, special, and Inviting field for
chemical research. Indeed. tho whole subject
Of coal Consumption throughout the world sug-
sests 4 Teprpach to chemistry In the matter
Of the
COMBUSTION OF COAL,
! that young science which has 'sreathed itself
With deserved anI uufadlns laurela on other
fields has made il we. except the discovery
and usa Of illuminating gas, but little progress.
The tall eb,mneys Of N yriads OF factories hare
for years carried away to utter waste, Untold
powor in the carbon-1aden snloko, and unbnrued
gases, and 'half-uscd heat. The co combustion OF
coal has been and IL charac cctEea- cspeelany IN
a:anutactnring establishments, by an eztrava-
gance, thFfticssncss. and waut OF system that
disgrace modern political economy. The inge-
uuity and practical skill which have 20 regulated
the Size md sape Of tue oritico in thc burner
IS to secure perfect and smokeless combustion,
which iluva in the Argand limp proyaaed means
for obtaining sufficient supply OF oxygen to
secure the same end, and whi,h havo
placed TIL chirnneys on cur Kerosene
ia.aps with like happy results, hare done
but little yet in the application Of tho ZANE
;niinciples to the more important departments
Of ranges CRATES, and factory furnaces >Neith-
er has . title OF what should be done been done
il, the economic uli.izhtion Of TIE heat pro
st!1ce I by or present imperfect methods OF conf
b;1siiop Tho fierce heat Of tie b1.st-furtlaco
aud the cupolae Of the fonudzies is allowed |
to disseminate ltser in space as soon as it docs
its first work, instead Of being made to do minor
work for which Thousand smaller fires are now
maintained, More of thas |
HTELL1GEST ECONOMY |
vFrch,. IN several of the iron manufactures, has |
conducted the unconaumea intlamuable gases |