(19)

(11)

EP 3 735 309 A1

(12)

(43) Date of publication: 11.11.2020 Bulletin 2020/46 (21) Application number: 18895654.4 (22) Date of filing: 26.02.2018

(51) International Patent Classification (IPC):  B01D 29/00(2006.01) B01D 29/62(2006.01) (86) International application number: PCT/IN2018/000014 (87) International publication number: WO 2019/130328 (04.07.2019 Gazette 2019/27)

(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 TN (30) Priority: 01.01.2018 IN 201821000036 (71) Applicant: Puddukarai Srinivasan Ramachandran Thane (W) 400602 Maharashtra (IN)	(72) Inventor: Puddukarai Srinivasan Ramachandran Thane (W) 400602 Maharashtra (IN) (74) Representative: Goddar, Heinz J.  Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstrasse 22 80336 München 80336 München (DE)