公开(公告)号：WO2023089239A1

公开(公告)日：2023-05-25

申请号：PCT/FI2022/050758

申请日：2022-11-17

Applicant: ANDRITZ OY

Inventor： CHENNA, Naveen ,  GREIS, Otto ,  PESOLA, Aino ,  TERVOLA, Pekka

IPC: C07C29/50 ,  D21C11/00

Abstract: A process, and a system configured to perform the process, is provided wherein lignin is oxidized into methanol in an air stripping column by feeding into the air stripping column a feedstock containing lignin, and by oxidizing the lignin into methanol by using an oxidative agent.

公开(公告)号：WO2023089238A1

公开(公告)日：2023-05-25

申请号：PCT/FI2022/050754

申请日：2022-11-16

Applicant: ANDRITZ OY

Inventor： CHENNA, Naveen ,  GREIS, Otto ,  PESOLA, Aino ,  TERVOLA, Pekka

IPC: C07C29/50 ,  C07C31/04

Abstract: A process, and a system configured to perform the process, is provided wherein lignin is oxidized into methanol by feeding into a black liquor containing feedstock an oxidative agent in a reactor.

公开(公告)号：WO2023089237A1

公开(公告)日：2023-05-25

申请号：PCT/FI2022/050753

申请日：2022-11-16

Applicant: ANDRITZ OY

Inventor： GREIS, Otto ,  CHENNA, Naveen ,  PESOLA, Aino ,  TERVOLA, Pekka

IPC: C07C29/50 ,  C07C31/04

Abstract: A process, and a system configured to perform the process, is provided which oxidizes lignin present in filtrates into methanol by feeding into a lignin-containing feedstock an oxidative agent in a reactor.