(19)

(11)

EP 2 609 392 A2

(12)

(88) Date of publication A3: 07.06.2012 (43) Date of publication: 03.07.2013 Bulletin 2013/27 (21) Application number: 10856340.4 (22) Date of filing: 26.08.2010

(51) International Patent Classification (IPC):  F42B 3/04(2006.01) F42D 3/04(2006.01) F42B 3/06(2006.01) (86) International application number: PCT/GB2010/051416 (87) International publication number: WO 2012/025704 (01.03.2012 Gazette 2012/09)

(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 SE SI SK SM TR (71) Applicant: Controlled Blasting Solutions Limited Tyne & Wear NE99 1YQ (GB)	(72) Inventor: ROUTLEDGE, Phil Cleadon Village Tyne&Wear SR6 7QP (GB) (74) Representative: Hartley, Lucinda Jane  Hargreaves Elsworth Cooper's Studios 14-18 Westgate Road Newcastle-upon-Tyne NE1 3NN Newcastle-upon-Tyne NE1 3NN (GB)