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1. (WO2018054722) IMPROVED ARRANGEMENT FOR PRESSURIZING OF FLUID
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.:    WO/2018/054722    International Application No.:    PCT/EP2017/072891
Publication Date: 29.03.2018 International Filing Date: 12.09.2017
IPC:
F04D 25/06 (2006.01), F04D 19/02 (2006.01)
Applicants: VETCO GRAY SCANDINAVIA AS [NO/NO]; Eyvind Lyches vei 10 N-1338 Sandvika (NO)
Inventors: LANDI, Giacomo; (NO).
MICHELASSI, Vittorio; (IT).
DOZZINI, Matteo; (IT).
CANGIOLI, Francesco; (IT).
BORGHETTI, Massimiliano; (IT)
Agent: LEE, Brenda; (GB)
Priority Data:
20161502 20.09.2016 NO
20171365 17.08.2017 NO
Title (EN) IMPROVED ARRANGEMENT FOR PRESSURIZING OF FLUID
(FR) AGENCEMENT AMÉLIORÉ POUR MISE SOUS PRESSION DE FLUIDE
Abstract: front page image
(EN)The present invention discloses a compressor or pump stage at least comprising a central shaft (8) and one rotor (3), where the axis of rotation of the rotor (3) is the central shaft (8) and where the rotor comprises a number, n, of rows of impellers (5) arranged at an outer perimeter of the rotor with an axial distance between neighbouring rows of impellers (5), where n={2, 3, 4...}.
(FR)L'invention concerne un étage de compresseur ou de pompe comprenant au moins un arbre central (8) et un rotor (3), l'axe de rotation du rotor (3) étant l'arbre central (8) et le rotor comprenant un nombre n de rangées de roues (5) disposées sur son périmètre externe avec une distance axiale entre des rangées de roues (5) voisines, n = {2, 3, 4...}.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)