Patent · US Active

Filter device

US10029194B2 · kind B2 · utility

0Cited by

5References

14Claims

0Family size

Assignee

HYDAC PROCESS TECHNOLOGY GMBH · DE

Inventors

Ralf Wnuk · Bexbach, DE
Thomas Böttcher · Boynton Beach, US
Markus Olschok · Neunkirchen, DE
Jörg Hermann Gerstner · Ettlingen, DE

Key dates

Filing date	Oct 19, 2011
Grant date	Jul 24, 2018
Priority date	—
Expiry date	Dec 19, 2032

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D29/90
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A filter device includes at least one filter housing (1) in which at least one filter element (21) is arranged. Inside the filter housing (1), the filter element separates a clean side (9) from an untreated side (13). On the clean side (9) of the filter housing (1) at least one storage unit (3) having at least one movable separating element (47) is connected. The separating element divides the storage unit (3) into two working chambers or pressure chambers (49) (43).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.