B01D2273/00 - CPC Classification Index

ClassID:

30671 ⎘

B01D2273/00 - CPC Classification

Classification description:

Operation of filters specially adapted for separating dispersed particles from gases or vapours

Sub-classes:

B01D2273/10 » Allowing a continuous bypass of at least part of the flow, e.g. of secondary air, vents 49
B01D2273/12 » Influencing the filter cake during filtration using filter aids 29
B01D2273/14 » Filters which are moved between two or more positions, e.g. by turning, pushing 48
B01D2273/16 » Means for selecting a filter element of a group of filters for a special purpose other than cleaning a filter 20
B01D2273/18 » Testing of filters, filter elements, sealings 153
B01D2273/20 » High temperature filtration 54
B01D2273/22 » Making use of microwaves, e.g. for measurements 14
B01D2273/24 » Making use of acoustic waves, e.g. for measurements 13
B01D2273/26 » Making use of optical waves, e.g. for measurements 19
B01D2273/28 » Making use of vacuum or underpressure 90
B01D2273/30 » Means for generating a circulation of a fluid in a filtration system, e.g. using a pump or a fan 505

Recent Application in this class:

20130327628

Method and apparatus for producing pyrolysis oil having improved stability