(19)

(11)

EP 3 501 072 A1

(12)

(43) Date of publication: 26.06.2019 Bulletin 2019/26 (21) Application number: 17754969.8 (22) Date of filing: 10.08.2017

(51) International Patent Classification (IPC):  H01T 13/36(2006.01) H01T 13/50(2006.01) H01T 13/44(2006.01) H01T 13/38(2006.01) H01T 21/02(2006.01) (86) International application number: PCT/US2017/046344 (87) International publication number: WO 2018/034943 (22.02.2018 Gazette 2018/08)

(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: 18.08.2016 US 201615240502 (71) Applicant: Tenneco Inc. Lake Forest, IL 60045 (US)	(72) Inventors: BURROWS, John, Antony Altrincham Cheshire WA16 6AL (GB) MILLER, John, E. Temperance MI 48182 (US) MIXELL, Kristapher, I. Plymouth MI 48170 (US) LYKOWSKI, James, D. Temperance MI 48182 (US) (74) Representative: De Bonis, Paolo  Buzzi, Notaro & Antonielli d'Oulx Corso Vittorio Emanuele ll, 6 10123 Torino 10123 Torino (IT)