Title:
METHOD AND SYSTEM FOR STARTING UP A DISTILLATION TOWER
Document Type and Number:
WIPO Patent Application WO/2015/163997
Kind Code:
A3
Abstract:
The present disclosure provides method for clean methane startup of a distillation tower. The method includes maintaining a rectifier section and a lower section in the distillation tower, feeding stream to the lower section, directly feeding methane to at least one of the rectifier section and a rectifier section outlet line of the rectifier section when a contaminant concentration of the contaminant exiting as a vapor in an upper portion of the lower section is outside of a predetermined concentration and introducing the vapor from the lower section to the rectifier section when the contaminant concentration exiting the upper portion of the lower section is within the predetermined concentration.
Inventors:
VALENCIA JAIME A (US)
Application Number:
PCT/US2015/021237
Publication Date:
February 04, 2016
Filing Date:
March 18, 2015
Export Citation:
Assignee:
EXXONMOBIL UPSTREAM RES CO (US)
VALENCIA JAIME A (US)
VALENCIA JAIME A (US)
International Classes:
F25J3/02; F25J3/08
Foreign References:
| US20130098105A1 | 2013-04-25 | |||
| US6053007A | 2000-04-25 | |||
| US5062270A | 1991-11-05 |
Attorney, Agent or Firm:
JENSEN, Nathan O. et al. (CORP-URC-SW359P.O.Box 218, Houston TX, US)
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