(19)

(11)

EP 3 370 883 A1

(12)

(43) Date of publication: 12.09.2018 Bulletin 2018/37 (21) Application number: 17722134.8 (22) Date of filing: 25.04.2017

(51) International Patent Classification (IPC):  B05B 1/20(2006.01) F16L 37/00(2006.01) B08B 3/02(2006.01) (86) International application number: PCT/GB2017/051141 (87) International publication number: WO 2018/130799 (19.07.2018 Gazette 2018/29)

(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 Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 13.01.2017 GB 201700644 (71) Applicant: Greenbank Technology Limited Blackburn, Lancashire BB1 5PG (GB)	(72) Inventor: FAULKNER, Christopher James Blackburn Lancashire BB1 3AB (GB) (74) Representative: Appleyard Lees IP LLP  15 Clare Road Halifax HX1 2HY Halifax HX1 2HY (GB)