(19)

(11)

EP 2 805 095 A2

(12)

(88) Date of publication A3: 21.11.2013 (43) Date of publication: 26.11.2014 Bulletin 2014/48 (21) Application number: 13706286.5 (22) Date of filing: 18.01.2013

(51) International Patent Classification (IPC):  F16L 58/08(2006.01) F16L 58/10(2006.01) C23C 4/14(2006.01) (86) International application number: PCT/GB2013/050108 (87) International publication number: WO 2013/108036 (25.07.2013 Gazette 2013/30)

(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: 18.01.2012 GB 201200806 (71) Applicant: Gemini Corrosion Services Limited Montrose, Angus DD10 9PB (GB)	(72) Inventor: GUTHRIE, Ian Aberdeen AB15 4AG (GB) (74) Representative: Ablett, Graham Keith et al Ablett & Stebbing 7-8 Market Place London, W1W 8AG 7-8 Market Place London, W1W 8AG (GB)