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Machine translation
1. (WO2008103106) DEVICE AND METHOD FOR CLEANING A FILTER CLOTH
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2008/103106    International Application No.:    PCT/SE2008/000140
Publication Date: 28.08.2008 International Filing Date: 21.02.2008
IPC:
B01D 33/50 (2006.01), B01D 33/46 (2006.01)
Applicants: HYDROTECH VEOLIA WATER SYSTEMS AKTIEBOLAG [SE/SE]; Mejselgatan 6, S-235 32 Vellinge (SE) (For All Designated States Except US).
RALVERT, Åke [SE/SE]; (SE) (For US Only)
Inventors: RALVERT, Åke; (SE)
Agent: AWAPATENT AB; Box 5117, S-200 71 Malmö (SE)
Priority Data:
07102789.0 21.02.2007 EP
Title (EN) DEVICE AND METHOD FOR CLEANING A FILTER CLOTH
(FR) DISPOSITIF ET PROCÉDÉ POUR NETTOYER UN TISSU DE FILTRE
Abstract: front page image
(EN)A device for cleaning a filter cloth (13) in a filter (1 ) comprises a flushing ramp (20), on which at least one spray nozzle (21) is arranged. The spray nozzle (21 ) is arranged to spray a cleaning fluid onto the filter cloth (13) in a direction opposite a filtering direction. The flushing ramp (21) has a driving device (30, 31 ) for moving the flushing ramp (20) along the longitudinal direction (L) of the rotary disc filter (1 ) during cleaning. A method of cleaning a filter cloth (13) in a filter (1 ) is also described.
(FR)L'invention concerne un dispositif servant à nettoyer un tissu de filtre (13) dans un filtre (1) comprenant une rampe de rinçage (20), sur laquelle au moins une buse de pulvérisation (21) est disposée. La buse de pulvérisation (21) est disposée pour pulvériser un fluide de nettoyage sur le tissu de filtre (13) dans une direction opposée à une direction de filtration. La rampe de rinçage (21) possède un dispositif d'entraînement (30, 31) pour déplacer la rampe de rinçage (20) le long de la direction longitudinale (L) du filtre à disque tournant (1) pendant le nettoyage. L'invention porte également sur un procédé de nettoyage d'un tissu de filtre (13) dans un filtre (1).
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, SV, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MT, NL, NO, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)