Title:
FILTER DEVICE HAVING A DIVERGING CLEANING DUCT WITH INTERNAL PARTITIONS
Document Type and Number:
WIPO Patent Application WO/2015/053622
Kind Code:
A3
Abstract:
The invention relates to a filter device comprising a housing with an end part and a side wall and containing an axially arranged array of filter elements, such as ceramic elements. An inlet in the end part supplies fluid to the filter elements and an outlet in the side wall is provided for transporting filtered fluid from the housing, the side wall of the filter device being provided with a cleaning duct for supplying cleaning fluid to the filter elements via the side wall. The cleaning duct 6 comprises a distal channel portion 15 having a relatively small diameter D1 and a proximal portion 16 adjacent the side wall having a relatively large diameter D2. A number of partitions 36,37 extend in the proximal portion from a position at or near the sidewall towards the distal channel portion 15 at an angle (β) to a centre line 20 of the cleaning duct 6.
Inventors:
KAMP PETRUS CORNELIS (NL)
Application Number:
PCT/NL2014/050695
Publication Date:
June 04, 2015
Filing Date:
October 07, 2014
Export Citation:
Assignee:
PWN TECHNOLOGIES B V (NL)
International Classes:
B01D29/52; B01D29/11; B01D29/90
Foreign References:
| FR1443332A | 1966-06-24 | |||
| DE59699C | ||||
| EP2450093A1 | 2012-05-09 | |||
| US3319793A | 1967-05-16 | |||
| US20040055470A1 | 2004-03-25 | |||
| GB2055301A | 1981-03-04 | |||
| EP0343061A1 | 1989-11-23 |
Attorney, Agent or Firm:
NEDERLANDSCH OCTROOIBUREAU (JS The Hague, NL)
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