New-York daily tribune., 1856-09-02
INDTSTRIAL INTELLIGENCE.

NV Process OF SrEREorYPISG. An altogether
new and very simple method OF steeofyplng has just
bee discovered anc patented by MIR. Hogg puollshe
of tls city (ECinburgl) aud we have had an oppVr-
tur NV of seeing it IN operation Mr.. Hoggs process
cop,sts of a mixture of various Ingredients, hney pull
v,rzeG and iXed up to the consistency OF pu'ty In
this Atatc the substance is sPtead WIN Knlie on
piece OF wrapping paper aid then passed under an ac
curatey adjusted sti sght edge, by which me sas sur
G lie smooth and equa sheet OF paper obtained.
The material for the matrx being thus orned II Is iad
the types the cOmpoelt0n III -Olt sht oeiuB next
the face An impress is then taken by the common
prut,ug-pre but the pressure required so light
liza, Mr. HCgg OrGn sIy copying press Tor the
purIose The marix affixed 10 70. face Of the types,
lie then laid gently heated hot plate for about ~
minutes, ser wbiCL II Is ready Ter being cast irom
The advantages any othe processes in use
very considerable From the impression being taken
az il the o,dinsry mode OF printing perfectly eve
surface on the face of the stere type plate Is aIalned
There il not the -ghtert shrinking or twisting of the
narix as in casting from succo. No more image ID
done TO the types than by pulling proof at the hand
press what pI ILters will understand as low spaces and
leafs are preferred there Is no hng up OF the type
with the material of which the Datfix II mace ana e
types are returned clean they leave the hands of
the competitor no brushing Or washing out being
~ cessary. Little of what is understood as picking
Of the plates r required WINE the savag TO me pnter
il the wear OF types is very great. This will at once
be spparen 10 those acquainted with ttefeotyplny,
either from the stucco paper process. In succo, all
low portions of the form - types must oe ed up ana
the lace O1 tDt " pt tu out,
of the -tucco must either be cleaned bv the stere)
typer or what is geleray the practice, picked out by
the cCmposiior e. Re test can 'y he paper process
q. at damage is 6o'C 10 the types by the pnp being
beaten INTO hrTn GLc, iroia the metal rqlnrg to be
usad at a comparative low teat, the plates are
softer Tie process we have been describing permits
OF the ue.sl beirg Used at any tenpeta ure
GRpES's FUEL EcoYoMIzER AND STEAM GEsE-
RAIog-This simple and effectual apparatus for rais-
ing a high temperature the feed water Oi boilers, oy
sIpying to il the waste heat of the hues B nov be-
cpbiug 10 be- very extensively adopted not only in the
Roth of Epgla1d but in the south also, aud in France.
The cea which its practicsbity Il founded Is very
obvious one but the sOutlOn was bot SD easy, a.,
wi en- pipes filed with cold water were lutoduced INTO
the man tue of boiler-house, SCOT rspldy deposited
failed to absorb the ieat. To obvlate this ifiicuty
M. Green has attached TO his apparatus set OF
solaperr, which, being worked from the eLgine or
oi ersse be most cOnvt nieni, keep the outer
surface of he pipes In TIL way appears 10y
tie cotcure Mt testimony Of many of our largest midi
owners ard manufacturers, the temperature OF The
fee water - rn-ed above the boiling point, aud an
ecouom, OF from fourth 10 thlId OF the entire
fuel picvi, usy consumed accompl he'd without any
injurious effect upon the chimney draught. Mr. Green
slp,a ar able TO apply bis invention to almost any plan
ot boz house. ard while the increased safety of nav
ing cd wster supplied at and above boiling point Is
otvuue, I e apparatus does not seem liable To wear
out quickly TO require frequent repairs. In the
eAieI Give establishments of the NCrh where the con-
spnptiou Of fue! for generating steam power Is go
nu,inuue the upcltance of this fuel-economizer De-
gins 10 be widely recognized; but ts adoption III Tue
souih end in FraIce, where the cost CT transit ana
o,her charges add so largely to the price OF coal, VIII
Dc attended, with still more decided advantage