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Machine translation
1. (WO2007081316) IMPROVED SYSTEM FOR PIPING UNDER ROADWAYS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2007/081316    International Application No.:    PCT/US2006/000464
Publication Date: 19.07.2007 International Filing Date: 06.01.2006
IPC:
F16L 55/00 (2006.01)
Applicants: THOMAS, Dave [US/US]; (US)
Inventors: THOMAS, Dave; (US)
Agent: BIRD, Joseph, S., III; Bradley Arant Rose & White LLP, One Federal Place, 1819 Fifth Avenue North, Birmingham, Alabama 35203 (US)
Priority Data:
Title (EN) IMPROVED SYSTEM FOR PIPING UNDER ROADWAYS
(FR) SYSTEME AMELIORE POUR CONDUITES DE GAZ ENFOUIES SOUS DES VOIES DE CIRCULATION
Abstract: front page image
(EN)What is disclosed is an improved system for gas piping under roadways using polyethylene pipe (2) as a casing pipe around an inner carrier pipe (1), along with a method for testing airtightness. A conduit (10) for the tracer wire (9) is included, along with an accompanying procedure for bypassing the flow of gas through the tracer wire conduit.
(FR)L'invention concerne un système amélioré pour conduites de gaz enfouies sous des voies de circulation, qui fait intervenir un tuyau en polyéthylène (2) comme tube de revêtement entourant une conduite d'accueil intérieure (1) ; ainsi qu'un procédé de vérification de l'étanchéité à l'air. Par ailleurs, l'invention concerne une conduite (10) prévue pour le câble traceur (9), ainsi qu'un procédé de dérivation du flux de gaz via la conduite de câble traceur.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, LY, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, 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, HU, IE, IS, IT, LT, LU, LV, MC, NL, 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)