Top IPC subclasses
1
|
C12G
|
9
|
Wine; other alcoholic beverages; preparation thereof
|
2
|
C12H
|
5
|
pasteurisation, sterilisation, preservation, purification, clarification, ageing of alcoholic bevera
|
3
|
C01B
|
1
|
non-metallic elementscompounds thereof
|
4
|
C07H
|
1
|
Sugars; derivatives thereof; nucleosides; nucleotides; nucleic acids
|
5
|
B01J
|
1
|
Chemical or physical processes, e.g. catalysis, colloid chemistry; their relevant apparatus
|