close

Вход

Забыли?

вход по аккаунту

?

Патент USA US2404468

код для вставки
July 23, 1946.
cfe. VOKES FFAL - Q
FILTER FOR GASES ‘UNDER PRESSURE
2,404,453
’
Filed Sept. 1, 1943
s
6
Q
'
,
l3
,- I
l2<¢
7‘
-
a
/ 1-,’.
@3652
dawn/x254 Sin/(<26
Inventors
'
Attorrvzey
Patented July 23, ‘1946
,
1 ; :.
~
j 2,404,468
f, UNITED STATES PATENTJ’D F
,
FILTEIF P981655“ UNPERPRWSURE
'
ices ' ear'aaniiiv'qté's'fana atria‘ will seat .
»: -> leondea?nglandi Said Stokes assign"! to Yokes .
in
LOndOn’IEngIa’Dd" f
I.
.
1» .5 i
I
.
'Applic'ation September 1, 1943;»Serial‘No.1-500,874 ' r“ .
'
I In Great Britain September 17, 1942
3 Claims.
1
(Cl. 183—49)
2
.
expands in the head- of the ?lter and tends to.
be cooled also by contact with the metal of the
liquid products and solid bodies from air or other
enclosure. The shield l-l de?ects the gases and
gases of rather high temperature and under
heavier bodies towards the outer wall, giving
rather high pressure. The present invention is
substantial cooling and moisture thrown out on
~ designed to provide a compact and convenient
to the de?ector is also directed to the cylindrical
device which will dissipate a considerable amount
wall so that it ‘drains to the base of the casing.
of heat and de?ect heavier solid particles and
As the gases pass the periphery of the shield
remove or absorb moisture before an inner ?lter
H, the area becomes restricted and further ex
wall is reached to eliminate to the necessary
extent the remaining solid bodies; More es 10 pansion’ and cooling take place in the annular
space surrounding the outer unit. The gas then
pecially it is designed for vuse in combination
passes through the absorptive material I3 and
with a cordite‘ or vlike explosive'cartridge used
(in a relatively dry state) through the porous
to generate pressure to supply power for instance
insert M into the central space and thence
to a jack, or for performing‘ other useful work,
often as stand-by or emergency equipment. The 15 through the apertures ‘4 in the upwardly extend
ing tube 3 and so to the outlet 2, which is pref
improved ?lter is intended to withstand the heat
erably of the same or substantially the same area
and pressure and to remove deleterious products
There are cases where it is desired to remove
of combustion, solid and liquid.
,
‘as that of the inlet. A'drain cock IE or trap can > '
be used for withdrawing the moisture from the
1
‘
container means to de?ect the entering products 20 bottom of the casing.
We claim:
from direct impact on the walls of a ?lter unit
1. In a ?lter designed more particularlyfor
in the form of a basket packed with granules of
treatment of relatively, high-pressure gases
heat-withstanding absorptive material, and a
charged with liquid, said ?lter comprising a cas
unit of heat-resisting porous material through
ing having an inlet, and an outlet for such gases, .
which the gases afterwards pass before emerging
an initially acting outer ?lter of a material
from the outlet.
,
'
serving to materially absorb the water content
The above and other parts of the invention
of the gases passing therethrough and reducing
are embodied in a typical form shown upon the
the heat of such gases, and a ?nal acting inner
accompanying drawing, the parts for which a
monopoly is desired being those delimited by 30 ?lter unit of a material to remove particle content
of such gases after passing through the. outer
the claims.
?lter unit, the outer ?lter unit being spaced from
The drawing is a vertical, section of a cylin
the casing to provide a receiving, channel, the
drical ?lter.
'
g
inner ?lter unit de?ning a central discharge area,
A pressure resisting casing I has a central out
let ‘2 at the bottom with an integral tube 3 ex- ‘J a tube extending throughout the central, dis
The invention includes in a pressure resistin
tending up from it with apertures 4>in its c,entral
and upper part giving access from the central
zone of the ?lter to the outlet.
A cover 5 suitably
charge area and open thereto, said‘ tube'opening
to the casing discharge, and an impervious shield
connected to and supported by the tube arranged -
between the casing inlet and ?lter units and
casing I has, a central inlet 8. Outer and inner 40 directing incoming gases to said receiving chan
nel while preventing admission of the gas to the
?lter units are carried at the toprof the tube,
outer ?lter unitirom the casing inlet.
a screw 9 with an appropriate distance piece It! .
2. In a ?lter designed ‘more particularly for
carrying an upper shield ll covering the tops of
treatment of relatively high-pressure gases
the units and securing the units in‘position to
the top of the tube. The outer unit is in the 45 charged with liquid,.said ?lter comprising a cas
ing having an inlet and an outlet for such gases,
form of an annular basket l2 packed with
an initially acting outer ?lter of a material serv- ~
granules l3 of heat-withstanding absorptive ma
ing to materially absorb the water content of
terial for instance silica gel or plaster of Paris.
the gases passing therethrough and reducing the
Similar material can be retained at the top and
bottom of the cylindrical space enclosed by the 50 heat of such gases,~and a-?nal acting inner ?lter
basket or these can simply be closed. The inner ’ unit of a material to remove particle content of_
such gases after passing through the outer ?lter
unit can be a tubular insert H of suitable heat
unit, the outer ?lter unit beingspaced" from the
resisting porous material, possibly a ceramic ma
clamped by bolts 6 and jointed .by ring _1 to the
casing to provide a receiving channeLrthe inner
terial, held between end caps I 5.
Gas entering by the central inlet 8 at once 55 ?lter unit de?ning a central discharge area, va
2,404,468
t
,
3
tube forming an integral part of the casing and
extending throughout the central discharge area
materiaI to remove particle content of such gases
after passing through the outer ?lter unit,;the
‘ and open thereto, said tube opening to the cas
' ing discharge, and an' impervious shield arranged
' outer ?lter unit comprising a perforated basket
directing incoming gases to said receiving chan
vide va receiving channel, the inner ?lternunit
and a ‘?lling of heat-withstanding absorptive
between‘ the casing inlet and ?lter Iunits and 5 material being spaced from the casing to pro-‘
' nel while preventing ‘admission of thegas to the
outer ?lter unit from the casing inlet.‘
,
3. In'a l?lter designed more particularly for
de?ning a central discharge area, a tube ex- I
tending throughout the, central“ discharge area i
and open thereto, said tube opening to the casing
discharge, and an impervious shield arranged
between the casingiinlet and ?lter units and
casing having an- inlet and an outlet for such’ ‘ directing- incoming gases to’ said, receiving chan
:treatment' of’ relatively’ high, pressure’ gases
"charged with liquid; said’ ?lter comprising a]
gases, an initially acting outer ?lter to materially - '
absorb the’ water content offthe gases“ passing
nel While preventing admission of the gas to the ‘
outer'?lter unit from the casing inlet.
therethrough and reducin'gathe ' heat of’ suchv l5 "
gases, and a ?nal acting inner, ?lter unit of a
'
CECIL GORDON 'VOKES.
‘
EDWARD YARTHUR STOKES.
Документ
Категория
Без категории
Просмотров
0
Размер файла
361 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа