Top IPC subclasses
1
|
B01D
|
2
|
Separation
|
2
|
B04C
|
1
|
apparatus using free vortex flow, e.g. cyclones
|
3
|
A23C
|
1
|
dairy products, e.g. milk, butter, cheesemilk or cheese substitutesmaking thereof
|
4
|
C25C
|
1
|
processes for the electrolytic production, recovery or refining of metalsapparatus therefor
|
5
|
A23J
|
1
|
protein compositions for foodstuffsworking-up proteins for foodstuffsphosphatide compositions for fo
|