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(11)

EP 3 601 873 A1

(12)

(43) Date of publication: 05.02.2020 Bulletin 2020/06 (21) Application number: 18718240.7 (22) Date of filing: 29.03.2018

(51) International Patent Classification (IPC):  F21S 8/08(2006.01) F21V 23/04(2006.01) F21W 131/103(2006.01) F21V 23/00(2015.01) F21Y 113/00(2016.01) (86) International application number: PCT/NL2018/050198 (87) International publication number: WO 2018/182416 (04.10.2018 Gazette 2018/40)

(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: KH MA MD TN (30) Priority: 30.03.2017 NL 2018611 (71) Applicant: SUSTAINDER HOLDING B.V. 7821 AP Emmen (NL)	(72) Inventor: DEN RIDDER, Franciscus Petrus 4761 VE Zevenbergen (NL) (74) Representative: Grootscholten, Johannes A.M. et al Arnold & Siedsma Bezuidenhoutseweg 57 2594 AC The Hague 2594 AC The Hague (NL)