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Патент USA US2404398

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July 23, 1946.
E_ Q PATTEE
2,404,398
TREATMENT OF WINERY SLOPS
Filed March‘ 29, 1943
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INVENTOR.
‘ELLIS C. PATTE'E
ZEW W
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Arr‘y.
2,404,398
Patented my 23, 1946
‘UNITED STATES ‘PATENT OFFICE
Ellis 0. Pattce, Cincinnati, Ohio, assignm- to Na
tional Distillers Products Corporation,’ cor
poration of Virginia
Application March 29, 1943, Serial No. 480,919
6 Claims.
1
(Cl. 90-5)
-
-
2
This invention relates to the production of
present in excess of the amount which is soluble
in the slops at a lower temperature, and prefer
ably to a point at which the major part of the
will be fully understood from the following de
scription read in conjunction with the drawing
potassium acid tartrate will be insoluble at the
which is a diagrammatic side elevation of ap 5 lower temperature. With a salt type evaporator
paratus in which the invention may be carried
this concentration may be carried forward to
form a viscous solution containing crystals- of
out.
.
potassium acid tartrate.
v
Referring to the ‘drawing, the slops in tank I
may be bottoms from the distillation of the liquor
The extent ‘of concentration required will, of
obtained by washing and/or pressing pomace or 10 course, depend'upon the amount of potassium
acid tartrate initially present and this in turn
bottoms from the distillation of lees. The slop is
will depend upon the source from which the still
withdrawn from tank I into mixer 2 in which
it is heated, while undergoing mixing, by‘ steam
slops was derived, the amount of wash water
supplied to coil 3.‘ The mixing and heating are
used, the amount of lees in the material distilled
necessary to compensate for any cooling and 15 and various other factors.
consequent precipitation of potassium acid tar
The concentrated clari?ed still slops is then
passed through pipe 26 into crystallizing tank 24 '
trate that may occur between the time the still
in which it is cooled to a temperature at which
slop is withdrawn from the still and the time it
is supplied to the potassium acid tartrate re
the bulk of the potassium acid tartrate passes
covery system. From the mixer the heated slops .0 out of solution, under conditions adapted to hold
is fed continuously to the bowl of the imperforate
the crystals of potassium acid tartrate so formed
over?ow centrifuge 5. The suspended organic
in suspension and prevent their accumulation in
matter present in the slops is separated as a cake
the crystallizing tank. From tank 24 the con
centrated slops containing the suspended crystals
in bowl i4 from which it is intermittently dumped
and by means of conveyor 5' combined with 5 of potassium acid tartrate passes continuously
through-pipe 25 into bowl 26 of centrifuge 21.
pressed pomace moving continuously forward on
usable by-products-from winery still slops-and.
w
conveyor diagrammatically indicated by 6. The
The bowl is of the imperforate over?ow type or ’
over?ow from bowl 4 is still slops clari?ed and
the perforated type; the crystals accumulate as
freed of suspended organic material; this is picked
a cake therein and are intermittently dumped or
up in collector ring ‘I and diverted through pipe 8 so continuously abstracted and passed into dryer 2'!
into tank 9.
-
v in which they are heated by steam passing
through coil 29 to form a crude substantially dry
tically no suspended solids and the clari?cation
potassium acid tartrate. The over?ow from bowl
step may be omitted.
\ 26 consisting of the still slops that has been» clari
From tank 9 the clari?ed still slops is supplied ‘ 35 ?ed, concentrated and substantially freed of po
continuously through pipe ll into the ?rst unit l2
tassium acid tartrate is passed continuously
of a multiple e?ect evaporator in which it is ‘ through pipe 3| into the pressed pomace moving
heated indirectlyby steam introduced through
forward on conveyor 6. It is thoroughly com
pipe l3, condensate from the steam passing off
mingled with the pomace in mixer 32 and moves
through pipe [4. The steam produced by heating 4o thence on conveyor 33 into steam dryer 34 within
the still slops passes through pipe l5 into evap
which it is heated to substantial dryness by means
orator unit It while the partly-concentrated slops
of steam.
moves forward through pipe l'l into the body of
The dried material consisting of pomace and
evaporator unit I6 in which it is heated indirectly
the soluble materials (other than potassium acid
by the steam introduced through pipe l5, con 45 tartrate) originally present in the winery still
densate therefrom passing off through pipe l8.
slops moves through air ‘conveyor 35 into hopper
The steam produced by evaporation in unit l6 '
36 from which it ?ows continuously to the grinder
passes off through pipe l9 into b rometric con
31 in which‘ any lumps are disintegrated and
denser 2I in which it is condense , by water in
thence into storage tank 36 from which it may be
troduced through pipe 22, to maintain the neces so sacked or transferred to cars for bulk shipment. '
sary stages of vacuum at which evaporation and
The amount of concentrated clari?ed still slops,
concentration of the slops will take place in units
dry basis, should range from 2.0 to 20.0% by
weight of the pomace, dry-basis.
l2 andv IS.
The concentration in these units is carried out
The combined dry material‘ is used as a cattle I
to a point at which the potassium acid tartrate is u and poultry food and is both more desirable and
In some instances the still slops contains prac
2,404,898
valuable for this purpose than is the dried pomace
alone.
-
The foregoing description is for purposes of
illustration and not of limitation and it is there
fore my intention that the invention be limited
only by the following claims or their equivalents
wherein I have endeavored to claim broadly all
inherent novelty.
1 I claim:
'
4
taining suspended organic matter and potassium
acid tartrate which comprises separating said
‘winery still slops while hot into a mud cake and
a clari?ed eilluent, combining said mud cake with
pomace, evaporating said eilluent, cooling the said
‘evaporated e?luent, separating crystals of potas
sium acid tartrate irom the said evaporated
cooled eilluent, combining the residual e?iuent
.
with the pomace and drying the combined ma
‘ 1. Process of obtaining usable by-products i'rom 10 terials
5.
winery residues, including winery still slops con- ‘
taining potassium acid tartrate which comprises
evaporating said still slops, separating crystals
of obtaining usable by-products from
winery residues, including winery still slops con
taining suspended organic matter and potassium
acid tartrate which comprises introducing said
the residual evaporated still slops with pomace 15 ‘winery' still slops while hot into a rotating mass
of the same de?ning a tubular innerwall, there
and drying the combined materials.
by separating a mud cake and a clari?ed e?iuent,
1 2. Process of obtaining usable by-products from
evaporating said emuent, cooling said evaporated
winery residues, including winery still slops con
‘eilluent, separating crystals of potassium acid
taining potassium'acid tartrate which comprises
tartrate from said cooled evaporated e?iuent.
evaporating said still slops, cooling said still slops,
‘combining the residual e?iuent with pomace and
separating crystals of potassium acid tartrate
drying the combined matter.
therefrom, combining’ the residual evaporated
6. Process of obtaining usable hy-products from
still slops with pomace and drying the combined
of potassium acid tartrate therefrom, combining '
materials.
.
1 3. Process of obtaining usable by-products irom
winery residues, including winery still slops con
taining suspended organic matter and potassium
acid tartrate which comprises separating said
winery still slops while hot into a mud cake and
a clari?ed eilluent, evaporating said e?luent, cool
ing said' evaporated eilluent, separating crystals
of potassium acid tartrate from said evaporated
cooled eilluent, combining the residual ei?uent
with pomace and drying the combined materials.
1 4. Process of obtaining usable by-products from
w‘ineryresidues, including winery still slops con
winery residues, including winery still slops con
taining suspended organic matter and potassium
acid tartrate which comprises introducing said
winery still slops while hot into a, rotating mass
of the same de?ning a tubular inner wall, there
by separating a mud cake and a clari?ede?iuent,
combining said mud cake with pomace, evaporat
ing said e?luent, cooling the said evaporated eillu
ent, separating crystals of potassium acid tar
trate from the said evaporated cooled emuent.
combining the residual eilluent with the said pom
ace and drying the combined materials.
,
ELLIS C. PA'I'I'EE.
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