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Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
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CPC
COOPERATIVE PATENT CLASSIFICATION
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PASTEURISATION; STERILISATION; PRESERVATION; PURIFICATION; CLARIFICATION; AGEING [2013‑01]
NOTE

  • When classifying in this subclass, classification is also made in group B01D 15/08 insofar as subject matter of general interest relating to chromatography is concerned.
WARNING

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Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages (simulating ageing by flavouring C12G 3/06) [2013‑01]
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.
{
by a biochemical process
}
[2013‑01]
. .
{
using bacterial cultures
}
[2013‑01]
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.
combined with removal of precipitate or added materials, e.g. adsorption material [2013‑01]
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. .
with the aid of ion-exchange material or inert clarification material, e.g. adsorption material [2013‑01]
. . .
{
with the aid of inorganic added material
}
[2013‑01]
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. . .
{
with the aid of organic added material
}
[2013‑01]
. . . .
{
with the aid of a polymer
}
[2013‑01]
. . .
{
with the aid of ion-exchange material
}
[2013‑01]
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. .
Precipitation by physical means, e.g. by irradiation, vibrations [2013‑01]
. . .
{
Separation by centrifugation
}
[2013‑01]
. . .
{
Separation by filtration
}
[2013‑01]
. . .
by heating [2013‑01]
. .
Precipitation by chemical means [2013‑01]
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.
without precipitation [2013‑01]
. .
with non-precipitating compounds, e.g. sulfiting; Sequestration, e.g. with chelate-producing compounds [2013‑01]
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. .
by physical means, e.g. irradiation [2013‑01]
. . .
{
by irradiation
}
[2013‑01]
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. . .
by heating [2013‑01]
. . . .
in containers allowing for expansion of the contents [2013‑01]
.
Ageing or ripening by storing, e.g. lagering of beer [2013‑01]
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Last Modified: 10/10/2013