Milford chronicle., 1906-08-17
LIQUID AIR.
why This Marvellous Agent Has Been
a Commercial Failure.

my rms marvellous Agent Has Been
Commercial Failure.
Charles L. Tripler, the man who did
most TO exploit liquid air and to sim.
! plify the process of its red3ction, fin
/ ished his career after earning success
| that he could not make commercial. /
says the Schenectady Union. He was
not the first to accomplish the lque.
faction Of the atmosphere Professor
james Dewar Of the Royal Institute
in London and Professor Oleszewski
are rival claimants for the honor.
Triplers apparatus was more practi-
cal than the others. He used a triple
engine Of which the first piston brought
the air 10 pressure Of sixty pounds !
per square inch. cooled il and reduced v
the temperature still more by allowing
1t TO expand again in closed chamber "
A second piston brought it to a pres. I,
sure Of 80 pounds. and again it was N
cooled by expansion At the third com I,
preston it was brought TO a pressure "
OF 1000 pounds per square inch. From Fl
this state it was released into resan- "A,
-ratlng chamber, where a portion was Iii
lIloWed 10 flow through a coil of pipes. Hs
while the remainder was diverted TO
'Npand in closed compartment sur wf
the pipes, thus reducing the
emperature TO 320 degrees below zero. Fri
$ commonly expressed. At this TEN. Tb'
erature the compressed air in the pipes Sat
'as reduced to liquid and could be Tbs Tls
rawn oil through tap. sat.
Here was a wonderful product pos Far
'SSed of interesting physical properties Rot
ld capable of impartiug new proper Add
'S 10 OthH" substances. Amy celluoSo
distance Sp saWdust or even Mil
ool saturated MI quid air. becomes Te
olcc . poUer"l explosive. Rubber lol
ND dipped in it becomes as melastic Ar,
q aS fr'Ihe as So much chalk Sheet Hu
u and steel can be crunblpd i'm the
ld after being subjected 10 the low Il
lpcraure moment a pint of
ul air expanded I'm coil Of pipes
ld reluoe am area of many cubic
pa zero temperature. q
ipler was man of large expert &
> in physics. hut be seemed to lack l-
laniral intuition. for he expected
agent to become a source Of power MA
useful in thousand different win
s. But after 1n experimental pc philad
of about sixteen years liquid air
i'll of little use outside a physical
'atory. Although it is said to in
Sc the electrical couductiyity of Wedue
Pr fifteen times while it is in the E,.,.,y EEIia9y
ION, indT property Is useless eN- Wedue
as a demonstration Of a phe- friday,
non. I'm a liquid state it repre- Wednes
a substance having about 500 vol FRIDAY.
Of the medium Of which it is Wednes
)Sed As the air at the earth's FFtild9y,
'e represents a pressure of nearly Wednes
I pounds TO the inch. it is evident Friday
an agent requiring a retainer Retur
le Of Withstanding a pressure of from Pit
than 10000 pounds to the square
would be rather unmanageable. u
lld be transported about the coun- Sat
open containers protected from Tues
by vacuum chambers, thick felt SAT
Is own vapors. but evaporation Tues,
rapid under the most favorable
ions The fatal defect. however. ie''i'i'''
lack Of economy in production,
by Tripler's method. A fifty are
,ovrar on,,iro o,5 - RouE1
''N'Nt ftl-lAN dlllA NUIldfHIDS
ng ten hours could only produce Frederick
en- forty and fifty gallons Of Iio-
r. Even if this did not require ---
ers Of prohibtiye cost it would Tho :,
economical failure as source
ver, which Tripler and his back
emed to overlook. n
pound Of liquid air are stored r.
0 foot pounds Of energy. This -
large, but it is merely the eduiva-
II four and one-half horsepower IOE
ID for one minute If the work
nifty horsepower engine working D. y
'urs could produce only 400 pints WIZ leaV
lid air it is a mathematical GER
that the power realized would
a fraction Of the power required
'oduce the liquid air.-Buffalo Wednesds
Friday.
Monday,