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Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
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BOILING; BOILING APPARATUS;
{
EVAPORATION; EVAPORATION APPARATUS
}
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Boiling; Boiling apparatus for physical or chemical purposes (preparation of starch C08B 30/00; sugar industry C13; steam generation F22; domestic boilers F24);
{
Evaporation in general
}
.
{
Evaporation or evaporation apparatus for physical or chemical purposes, e.g. evaporation of liquids for gas phase reactions (separation by evaporation B01D; evaporation in chemical vapor deposition or similar processes C23C; cooling by evaporation F01P 9/02; evaporation of fuels to be feeded to combustion apparatus, e.g. burners F23D; refrigeration involving evaporation F25B; drying involving evaporation F26B; evaporation for preparing samples for analysis G01N)
}
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B01B 1/02
.
Preventing foaming (in general B01D 19/02)
B01B 1/04
. .
by chemical means
B01B 1/06
.
Preventing bumping
.
Boiling apparatus provided with reflux condenser
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013