Invention Grant
- Patent Title: Light oil reflux heavies removal process
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Application No.: US17247622Application Date: 2020-12-18
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Publication No.: US11713423B2Publication Date: 2023-08-01
- Inventor: Paul R. Davies , Michael J. Calderon , Dale L. Embry , David W. Larkin , Qi Ma
- Applicant: CONOCOPHILLIPS COMPANY
- Applicant Address: US TX Houston
- Assignee: CONOCOPHILLIPS COMPANY
- Current Assignee: CONOCOPHILLIPS COMPANY
- Current Assignee Address: US TX Houston
- Agency: ConocoPhillips Company
- The original application number of the division: US15926099 2018.03.20
- Main IPC: C10G53/02
- IPC: C10G53/02 ; C10G7/00 ; B01D3/14 ; B01D3/06 ; B01D1/28

Abstract:
The invention relates to various nonlimiting embodiments that include methods, apparatuses or systems for processing natural gas comprising a heavies removal column processing natural gas and light oil reflux. The overhead stream goes to heavies treated natural gas storage. The heavies removal column reboiler bottoms stream product is input to a debutanizer column. The debutanizer column overhead lights are input to a flash drum where the bottoms is pumped through a heat exchanger as a light oil reflux input to the heavies removal column, while the debutanizer reboiler bottoms product is stored as stabilized condensate. Alternatively, debutanizer column overhead lights are sent to heavies treated gas storage and the bottoms stream product goes to a depentanizer column, the overhead lights are pumped through a heat exchanger as a light oil reflux input to the heavies removal column, while the depentanizer reboiler bottoms product is stabilized condensate.
Public/Granted literature
- US20210108147A1 LIGHT OIL REFLUX HEAVIES REMOVAL PROCESS Public/Granted day:2021-04-15
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