(19)

(11)

EP 2 201 178 A1

(12)

(43) Date of publication: 30.06.2010 Bulletin 2010/26 (21) Application number: 08804172.8 (22) Date of filing: 12.09.2008

(51) International Patent Classification (IPC):  E01H 4/02(2006.01) (86) International application number: PCT/EP2008/062211 (87) International publication number: WO 2009/034185 (19.03.2009 Gazette 2009/12)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 14.09.2007 IT MI20071783 (71) Applicant: Rolic Invest Sarl 1724 Luxembourg (LU)	(72) Inventors: WAGGER, Klaus I-39031 Brunico (IT) MÜLLER, Jan I-39049 Vipiteno (IT) (74) Representative: Eccetto, Mauro et al Studio Torta S.r.l. Via Viotti, 9 10121 Torino 10121 Torino (IT)