公开(公告)号：US11584891B2

公开(公告)日：2023-02-21

申请号：US16909841

申请日：2020-06-23

Applicant: HALDOR TOPSØE A/S

Inventor： Nghia Pham Phu

IPC: B01D53/02 ,  C10G5/04 ,  C10G7/02 ,  C10G5/06 ,  B01D3/14 ,  B01D53/14 ,  B01D53/18 ,  C10G5/00

Abstract: Process and plant for recovering LPG in a refinery process combining the use of sponge absorber, deethanizer and debutanizer. The process and plant enable high LPG recovery and removal of hydrogen sulphide in the LPG product to low levels.

公开(公告)号：US10717937B2

公开(公告)日：2020-07-21

申请号：US15746359

申请日：2016-09-21

Applicant: HALDOR TOPSØE A/S

Inventor： Nghia Pham Phu

IPC: B01D53/02 ,  C10G5/04 ,  C10G7/02 ,  C10G5/06 ,  B01D3/14 ,  B01D53/14 ,  B01D53/18 ,  C10G5/00

Abstract: Process and plant for recovering LPG in a refinery process combining the use of sponge absorber, deethanizer and debutanizer. The process and plant enable high LPG recovery and removal of hydrogen sulphide in the LPG product to low levels.