B01D2239/12 - CPC Classification Index

ClassID:

30226 ⎘

B01D2239/12 - CPC Classification

Classification description:

Aspects relating to filtering material for liquid or gaseous fluids Special parameters characterising the filtering material

Sub-classes:

B01D2239/1208 » Porosity 175
B01D2239/1216 » Pore size 385
B01D2239/1225 » Fibre length 123
B01D2239/1233 » Fibre diameter 523
B01D2239/1241 » Particle diameter 140
B01D2239/125 » Size distribution 55
B01D2239/1258 » Permeability 218
B01D2239/1266 » Solidity 41
B01D2239/1275 » Stiffness 35
B01D2239/1283 » Stability index 1
B01D2239/1291 » Other parameters 363

Recent Application in this class:

20220355369

Process to make a ceramic filter for metal casting

20220015433

AEROSOL GENERATING SYSTEM AND CARTRIDGE WITH LEAKAGE PROTECTION

20130034594

FIBERS CONTAINING FERRATES AND METHODS