New Orleans daily crescent., 1859-06-29
Letter from Prof. B. slliman. Jr concerning Mr.. Mo
Thompsons Baggasse Furnace

Letter from Prof B. sillman. Jr concerning Mr. Moses
have had occasion to examine with both the the.
oy the actual workings of Mr. Moses Thompson Furnace
In 1857 Mr.. Thompson built of his furnaces,
s Tas sn ss s e M
s sf ssst ss s fe
chsmber was ali that wanting perfect Thompson
G s s paaa % s p n H
opsratons The result obtained however satisfied that
As w sssss s II M il 5 is tses
y pht sis did material
where wood worth 4 per cord delivered and coal
ihays elsewhere given views in detail respecting the
that MI l. has made discovery Of great practca
in the and that is nowhere of great value in all the
growing countries where the economical Of bagae
has always been subject of difficulty Moreover while
Of his ode burning apr he first
took the field he alone merits the sam Of orgnay in
and useful in practice.
and dr. poref o h edacan
has worked ont for himself problem chemical and ply
lss to ns eu eansy
BE c t. Se e i bose the who M s hs pe
great favors on mankind ;,
Professor of General and Applied Chemistry in Yale College
BOSTON, June G, 1859.
DR.. A. A. Hayes, Boston
SI have ned the following patents Tor furnaces for
burning bagasse and other wet fuel
l Letters patent granted 10 Moses Thompson 10th April
1855, and reissued 3lst March, 1857.
Letters phent granted Hager 4 Allyn May u, 1876
issued May 4th, 1858
Sd. Letters patent granted Steley. June 18th. 1858.
4 Letters paten, granted SAMUEL H. Gilman, December H.
1855 ressned August 5, 1866.
The first of these Patents oses Thompson 10th April 1855
ressued 3ls March, 1850 antedates the Others This patent
method of drying and consuming wet fuel
These two operations performed simultaneously upon diff
erent portions OF the bagase the and heated
air from the two being united in suitable chamber contiguous
the chamber and together the assisting
the combustion of the other This also tie
chamber fire having its air passages
fues with hampers for the regulation of the drsugh
The furnace described in the patent of Hager Allyn May
9th 1856 clear pabe Infringement of Thompsons
from that portion which is being dried being mixed with those
from The part which being consumed, and the whole
burned together The passage see Hasar and Ayns draw
ipgs) space beneath the boilers the pans Immediately
with this passage forming the mixing combustion
chamber, in which the g8sses are consumed
In the of Evan Shelley June 5 1855 the bagasse
burned identcay the operate is carried in
the Thompson furnace While the lower portion of the hear
being burned the portion being dried and
dried isgned and consumed the vapor from The drying
portion and and hot arom the burning portions being
united mixing chamber aud consumed the operation ir
furnace being continuous. This furnace is there
fore a clear infringement Of the Thompson patent.
described iman's patent, December 4tb
1856 bagasse is continuously into single burning
cha br but the drying and burning continue stimuli
taneoy different portions of fuel and the gases
and heated air generated ali thrown together into cham
her t OF Gan's rawines) where they mixed and
sumed This furnace therefore an uhdoupted nrlngemen
OF Thompsons patent
tits proper that shoad here state that am Civil Engnee