(19)

(11)

EP 2 655 762 A2

(12)

(88) Date of publication A3: 26.10.2012 (43) Date of publication: 30.10.2013 Bulletin 2013/44 (21) Application number: 11804769.5 (22) Date of filing: 21.12.2011

(51) International Patent Classification (IPC):  E04G 9/05(2006.01) E02D 27/01(2006.01) E04G 9/08(2006.01) B29D 99/00(2010.01) (86) International application number: PCT/GB2011/052545 (87) International publication number: WO 2012/085570 (28.06.2012 Gazette 2012/26)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 23.12.2010 GB 201021915 (71) Applicant: Cordek Limited Slinfold, West Sussex RH13 0SZ (GB)	(72) Inventor: SEATON, Alastair Surrey GU6 7HU (GB) (74) Representative: Bardo, Julian Eason et al Abel & Imray 20 Red Lion Street London WC1R 4PQ London WC1R 4PQ (GB)