(19)
(11)
EP 1 218 894 A1
(12)
(43)
Date of publication:
03.07.2002
Bulletin 2002/27
(21)
Application number:
99949801.7
(22)
Date of filing:
22.09.1999
(51)
International Patent Classification (IPC)
7
:
H01B
13/00
,
H01B
13/32
(86)
International application number:
PCT/US9922/025
(87)
International publication number:
WO 0017/891
(
30.03.2000
Gazette 2000/13)
(84)
Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
(30)
Priority:
21.09.1999
US 101381
21.09.1999
US 400739
(71)
Applicant:
UTILX CORPORATION
Kent, WA 98032 (US)
(72)
Inventor:
BERTINI, Glen, J.
Tacoma, WA 98422 (US)
(74)
Representative:
Hackney, Nigel John et al
Mewburn Ellis,York House,23 Kingsway
London WC2B 6HP
London WC2B 6HP (GB)
(54)
METHOD OF SUPPRESSING SUPERSATURATION IN UNDERGROUND ELECTRICAL CABLES