(19)
(11) EP 1 409 915 A1

(12)

(43) Date of publication:
21.04.2004 Bulletin 2004/17

(21) Application number: 02710588.1

(22) Date of filing: 24.01.2002
(51) International Patent Classification (IPC)7: F16L 55/162, E03F 3/06, F16L 55/165
(86) International application number:
PCT/PL2002/000004
(87) International publication number:
WO 2002/061326 (08.08.2002 Gazette 2002/32)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
LT

(30) Priority: 30.01.2001 PL 34549601

(71) Applicant: PPHU Wir S.C.
PL-04-690 Warzawa (PL)

(72) Inventors:
  • ROSZKOWSKI, Andrzej
    64-320 BUKpl (PL)
  • WILLIMOWSKI, Cezary
    04-690 Warszawa (PL)

(74) Representative: Zellentin, Rüdiger, Dr. 
Zweibrückenstrasse 15
80331 München
80331 München (DE)

   


(54) METHOD FOR GRAVITY PIPELINE REFURBISHMENT AND INSTALLATION TO APPLY THE METHOD