(19)

(11)

EP 3 233 315 A1

(12)

(43) Date of publication: 25.10.2017 Bulletin 2017/43 (21) Application number: 15820576.5 (22) Date of filing: 14.12.2015

(51) International Patent Classification (IPC):  B08B 9/093(2006.01) E21B 37/00(2006.01) B01D 21/24(2006.01) (86) International application number: PCT/GB2015/053998 (87) International publication number: WO 2016/097713 (23.06.2016 Gazette 2016/25)

(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: 15.12.2014 GB 201422266 (71) Applicant: KCP Environmental Services Ltd New Cumnock, East Ayrshire KA18 4QE (GB)	(72) Inventor: PRING, Karl New Cumnock East Ayrshire KA18 4QE (GB) (74) Representative: Hutchison, Craig McGregor  Lawrie IP Limited The Hub Pacific Quay Pacific Drive Glasgow G51 1EA Glasgow G51 1EA (GB)