Patent SG-11201903395U-A (SG)
Title: Pipe for cableless bidirectional data transmission and the continuous circulation of stabilizing fluid in a well for the extraction of formation fluids and a pipe string comprising at least one of said pipes
Inventor: BURRAFATO SEBASTIANO
IPC: E21B21/10
Filed: 2017-10-20
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property MD 1101111 0 DOI HIM 011101 0 011111111111111111111111111111111111111111111 Organization International Bureau (10) International Publication Number (43) International Publication Date ......0\" WO 2018/073797 Al 26 April 2018 (26.04.2018) WIP0 I PCT (51) International Patent Classification: CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, E21B 21/10 (2006.01) E21B 47/12 (2012.01) DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, (21) International Application Number: HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, PCT/IB2017/056527 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, (22) International Filing Date: OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 20 October 2017 (20.10.2017) SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, (25) Filing Language: Italian TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (26) Publication Language: English (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, (30) Priority Data: GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, 102016000106357 21 October 2016 (21.10.2016) IT UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, (71) Applicant: ENI S.P.A. [IT/IT]; Piazzale E. Maffei, 1, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, 00144 Roma (IT). MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, (72) Inventors: BURRAFATO, Sebastiano; Via Ludovico di TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, Savoia, 4, 00185 Roma (IT). MALIARDI, Alberto; Via KM, ML, MR, NE, SN, TD, TG). Emilia, 20, 20097 San Donato Milanese (MI) (IT). TUR- OLLA, Axel; Via Falcone, 8, 35010 Villafranca Padovana Published: (PD) (IT). — with international search report (Art. 21(3)) (74) Agent: BIALLO, Dario; c/o BarzanO & Zanardo Milano S.p.A., Via Borgonuovo, 10, 20121 Milano (IT). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, (54) Title: PIPE FOR CABLELESS STABILIZING FLUID IN A WELL FOR THE EXTRACTION OF FORMATION FLUIDS AND A PIPE STRING COMPRISING AT LEAST ONE OF SAID PIPES ... i` 0 BIDIRECTIONAL DATA TRANSMISSION AND THE CONTINUOUS CIRCULATION OF (57) : Pipe for cableless bidirectional data transmission and the continuous circulation (50) of a stabilizing fluid in a well for the extrac- tion of formation fluids comprising: a hollow tubular body (51) which extends in length along a longitudinal direction X and which is config- ured at the ends for being coupled with respective drill or completion 144 pipes (11); a radial valve (52) associated with the tubular body (51), the : /4 41 radial valve (52) being connectable to a pumping system (40) outside the 10 tubular body (51); an axial valve (53) associated with the tubular body (51); a communication module (20) associated with the tubular body (51) 50 N. .. '----4:-= 11 comprising at least one metal plate selected from a transmitting metal I io plate (21), a receiving metal plate (22), a transceiver metal plate (35); an electronic processing and control unit (23) configured for processing 50 -' signals to be transmitted by means of the at least one metal plate (21, 35) ii or signals received by means of the at least one metal plate (22, 35); one 30 , 11 50 IN 50 or more supplybatteries (24)for feeding the metalplates 21 22 ii g ( „ 35) and the electronic processing and control unit (23). 50 C7\ Cr) Ir.' 11 © ---.... 11 50 -50 11 © ei C 3-Y Fig. 1