Baton-Rouge gazette. [volume] (Baton-Rouge, La.) 1819-1856, 1852-11-20
| Nesy Mode Vf. manufacturing
Hnd Refining sugar.

The following attiele from the Lonao'
Morning Chronicle, will p'ove interesting
to those oi our res,lers who are engaged
III the sugar tfsje. The patents for tl,s
uew processes are seeured for the Unitet
States,
New MopE or MANuFAoruRlN suaAH
The NEW processes are tourlod 10 'le'l
charaeter5 comprising, first, new mode o
Obtaining: the saceI,arine juice from the
eaneS seeoudly, pew mode oi heleeatlhs
and fii,eting the i,kice so ohtala'eu; thirsty
the boiling and concentrating ot the lt,lbe
and fourthy, the ,cfystalization and tiba
curing OF The sugar The varied process
ses are to be seen al the model sugar house
At the works of sMr. Bessemer, Baxter
house, Gid ST. panoras Road, London
BY the frat ithprot ement, III the eohsttnc.
ton of the caiiespfess q difference IN the
yield Of tlie cane i obtained, as compared
with the rolling nIil, of about 20 per cent
IN the new machine, the pressing tubes
are reduced IN lenytl, from 80 inches to Ii,
the first E,ur of witch parallel, and three
inches wfde--the text four inches OF their
length beihg taper, and terminating
with n width Of about | inch, the smaller
contracted point attending as fat as the
exit end of the lube. by this change
Of form, The entira removal Of the elastis
city in the ''magaa' occupying the tubes
Is removed, and after the cane has beei'
collapsed by the severe pressure, and Its
breadth at the saH,e time gradually lessen-
ed. every fibre ana cell is made to asslme
new relative positions not one remains
unf,pturad, mud an increased quantity OF
the Juice is consequently expelled at the
trough. III addition to this advantage.
there ia obviously more equal dIstribn.
ton Of power ii, each revolution Of the
machine; the delelti,us ehlorophyl, OF CO.
lofing matter, Of Fhe outer OF the cane is
not expelled with the Juice, AS III the or
dinary apparatus, the machine may he
more easily fed. aid weighs considerably
less than rolling machines generally IN
use. ... r.tt . .......t .,rs4
The luce, whev expelled from the cane,
Ia unavdijably FtiSed with humberleFs
minute fragnente;of cellular tissiu. a'bn-
nen aud other ex,taueous matters, which,
If not speedily Renewed, tend TO produce
the acidlication .tt the liquid. At this
stage comes in tive second OF the process.
es invented by Mr. Bsssemer. The PIE.
sellt mode Of delegation aud filtration con.
ssts IN raising tho temperature of the II.
luor to 100 deg, Fab, when quantity OF
lime In thrown mi for the purpose OF nen-
tralisinu the free aeid, aud assisting IN the
coagulation Of the atbntnen. the tempera-
ture is Increased TO $50 der. Fab, when,
after allowing ti,An for settling, the scum
IL removed, aud tNe clear liquor drawn oil
iuto the s'gtand' copper where it is sub
lected ,p hdiluu aipat. when the feculent
and other alhunsf,aus matters are kept
constantly removed front it, surface. The
more rornpeteIv lese Impurities are re.
moved, tlte greater will he the brightness
aud vahsr Of the Ginfshed product. III the
new process the ltfice passes through n
wire strHiner direct from the spout Of the
hniill intoI the rlafiNers, where It i raised
10 boitug heat by. the application oi steam,
at which, tenrefjNte Il is kept Cor about
three minutes, Nv which tihhe the Whole
of ts eshnnno,ts rensti,ue>ts ana feenf
lent matters VIII, have been coagulaed
aud chemically sseparatel, bnt will, OF
course, RtiIl remain mechanically mixed,
aud. Il, the form I'll tAht tlock, petvale the
entire b:tlk OF tie fluid. These substan-
ces are then effeqtaally removed by a pro.
cess similar 20 thai employed il the ,nanu-
tscture bf paper A drum of about two
feet in diameter and from four to Ave feet
in length, IA mad, to revolve slowly IN n
small semi.circnlar tray or vessel. This
drum IN covered: with fine wire cloth,
through which ,be water forces ito way,
leaving a muddy coating Of ext,aneons
matters ion the oo,ter side, which, coming
in contact as 10 :revolves with fixed
scraper, similar sn principal to the "don.
tor" employed Il! paIico printing is made
to fall of IN slate something like dry
mud into receptacle prepared FOR 1t. The
process is selkactius, Il takes its own
supply ot foul lidaor from an elevated c's.
tern, delivers the clear Juice into the eva.
polating pan. ana discharges the refuse as
we have already stated.
Up to this stage the advantages obtain.
ed must he evide,it to all who are aeqnant.
cd with this interesting branch Of manu-.
iacture, The Ii,t,or being received direct
from the press, aF,sids the necessity Of the
use of liquor pa,.,ps; the clariliers not
being used as slibsiding vessels. are not
required 70 be 50 large; the loss Of juice
ia the removalI sf ,the scum aud in the
sediment, is pr.,tented the use of the
"mont.j,s" Is rendered unnecessary: the
coagulalion pr tlre abuminous matter Is
more rapidly olthned; the evaporating
process may foll1M immediately after the
pressing of the saness and finally, the
selteenE,sing filtsf performs its work much
better tllan amy cbn,inuous processof skim
ming. aud rendgrs unnecessary that watch
ful Attendance syhich is now SO impera-
lively necessaryan ordersto obtain the re-.
quired lsfightnes4 tand color Of the sugar.
The saving Of lslanuai labor by these i'm
provements is sakevident, e
On tile varioh!. modes OF boiling and
concentrating titsanice at present in use,
whethef BY a sesiss Of semi globular pans,
the vacuum pah* Gadsden's pan, or the
apparatus of Ms, Crossley or Mr.. Schro-
der. It il not necessary now to speak, the
principle involved i'll one and all of them
being the san.e--that of evaporating the
fnid from the sascharine matter. The ill.,
ventor of the profess now under con-
sitleration, conteiids that, in all the ex-
isting arrangelIif nts for the separation
of the water from the sugar, boiling
under any form, Or the use Of surfaces