Patent ID: 11896919
Assignee: HYDAC FLUIDCARECENTER GMBH
Field: Chemical engineering (Chemistry)
Classification: CPC B  Y | IPC B

Claim 10:
11. A filter device for filtering gases contaminated with particles produced in manufacturing processes in a production room, the filter device comprising:
a first filter circuit having a first gas filter element capable of filtering the particles from the gas and having a first receptacle connected to the first gas filter element and capable of receiving at least a part of the particles from the first gas filter element;
a second filter circuit having a first liquid filter element capable of filtering liquid with particles conveyed from the first receptacle, the particles being obtained in a back-flushing process of the first gas filter element and the first receptacle; and
a main filter is connected to a gas supply circuit for the production room, a filtrate side of the main filter being connectable in fluid communication with and suppling clean gas at an inlet of the production room, an unfiltered side of the main filter being connected to a filtrate side of the first gas filter element.