(19)
(11) EP 4 211 072 A1

(12)

(43) Date of publication:
19.07.2023 Bulletin 2023/29

(21) Application number: 21778540.1

(22) Date of filing: 14.09.2021
(51) International Patent Classification (IPC): 
C01B 17/04(2006.01)
B01D 53/86(2006.01)
(52) Cooperative Patent Classification (CPC):
C01B 17/0456; B01D 2253/102; B01D 2253/104; B01D 2253/106; B01D 2257/40; B01D 2257/702; B01D 2257/406; B01D 53/58; B01D 53/72; Y02P 20/129
(86) International application number:
PCT/GB2021/052381
(87) International publication number:
WO 2022/053837 (17.03.2022 Gazette 2022/11)
(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: 14.09.2020 GB 202014455

(71) Applicants:
  • Rossati, Stefano
    1134 Vufflens le Chateau (CH)
  • Cross, Peter Frank
    Seaford Sussex BN25 1UE (GB)

(72) Inventor:
  • CROSS, Peter Frank
    Sussex BN25 1UE (GB)

(74) Representative: Barker Brettell LLP 
100 Hagley Road Edgbaston
Birmingham, West Midlands B16 8QQ
Birmingham, West Midlands B16 8QQ (GB)

   


(54) IMPROVEMENT TO CLAUS UNIT AND PROCESS