(19)
(11) EP 2 623 205 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
21.06.2017 Bulletin 2017/25

(43) Date of publication A2:
07.08.2013 Bulletin 2013/32

(21) Application number: 13397501.1

(22) Date of filing: 01.02.2013
(51) International Patent Classification (IPC): 
B03C 3/74(2006.01)
B03C 3/49(2006.01)
 B03C 3/41(2006.01)
B03C 3/06(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 03.02.2012 FI 20125116

(71) Applicant: Solantie, Juha
00630 Helsinki (FI)

(72) Inventor:
  • Solantie, Juha
    00630 Helsinki (FI)

(74) Representative: Seppo Laine Oy 
Itämerenkatu 3 B
00180 Helsinki
00180 Helsinki (FI)

   


(54) Electric filter


(57) Electric filter (1) to be used for purification of combustion gases by means of separation based on an high voltage electric field, consisting of a conduit (5), where there are electrodes (6) to be positively charged while the walls of the conduit (5) are to be negatively charged, whereby the electric filter (1) is also provided with means for removal of accumulated scale from the walls of the conduit (5). The electric filter (1) consist of an outer jacket (3) and a central inner jacket (4) so that the conduit (5) is formed between the outer jacket (3) and the inner jacket (4), and the cleaning apparatus comprises a trough (11) that can be moved up and down in the conduit (5).







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