(19)
(11) EP 4 562 175 A1

(12)

(43) Date of publication:
04.06.2025 Bulletin 2025/23

(21) Application number: 23845851.7

(22) Date of filing: 22.07.2023
(51) International Patent Classification (IPC): 
C12P 7/10(2006.01)
C12P 19/14(2006.01)
 C12P 19/02(2006.01)
(52) Cooperative Patent Classification (CPC):
Y02E 50/10; C12P 19/02; C12P 19/14; C12P 7/10; C12P 2201/00
(86) International application number:
PCT/IN2023/050705
(87) International publication number:
WO 2024/023837 (01.02.2024 Gazette 2024/05)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 25.07.2022 IN 202221042375

(71) Applicants:
  • Praj Industries Limited
    Pune, Hinjewadi 411057 (IN)
  • Sekab E-Technology AB
    892 50 Domsjö (SE)

(72) Inventors:
  • PAL, Siddhartha
    Pune 411057 (IN)
  • NALAWADE, Sandeep
    Pune 411057 (IN)
  • CAVKA, Adnan
    89196 Arnäsvall Sweden 89196 Arnäsvall (SE)
  • SUNDSVALL, Elias
    Domsjö 89232 (SE)
  • LASSMANN-RUNNERSTRÖM, Tino
    22480 Lund (IN)
  • PADMANABHAN, Sasisanker
    Pune 411057 (IN)
  • KUMBHAR SHANKAR, Pramod
    Pune 411057 (IN)
  • CHKRABORTY SHYAMAL, Moushmi
    Pune 411057 (IN)

(74) Representative: Braeuning Schubert Patentanwälte GbR 
Großbeerener Weg 5b
14513 Teltow
14513 Teltow (DE)

   


(54) PROCESS FOR EFFICIENT HYDROLYSIS OF LIGNOCELLULOSIC FEEDSTOCK IN THE PRESENCE OF ADDITIVES