Title:
METHOD FOR MITIGATING FOULING BY THERMALLY CRACKED OIL
Document Type and Number:
Japanese Patent JP2012224859
Kind Code:
A
Abstract:
To provide a method for mitigating the fouling in process equipment due to thermally cracked oils.
This invention relates to a method or the like for mitigating the fouling in the process equipment by thermally cracked oils with diene values by UOP method number 326-82 of 4 grams iodine/100 grams oil or greater, wherein the thermally cracked petroleum oils come from a thermally cracking equipment. In the process equipment provided downstream of the thermally cracking equipment and having residence time of more than 30 seconds, the temperature of the thermally cracked oils is kept in a temperature range of 580 to 650°F (304 to 343°C).
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Inventors:
WIEHE IRWIN ANDREW
BRONS GLEN BARRY
CRONIN LINDA S
BRONS GLEN BARRY
CRONIN LINDA S
Application Number:
JP2012153516A
Publication Date:
November 15, 2012
Filing Date:
July 09, 2012
Export Citation:
Assignee:
EXXONMOBIL RES & ENG CO
International Classes:
C10G9/16; C10G7/10; C10G75/00
Domestic Patent References:
| JPS4624681B | ||||
| JPS5397004A | 1978-08-24 | |||
| JPS5693792A | 1981-07-29 | |||
| JPH05239471A | 1993-09-17 | |||
| JPS6436687A | 1989-02-07 |
Foreign References:
| US4397740A | 1983-08-09 | |||
| US4664784A | 1987-05-12 | |||
| US4176045A | 1979-11-27 | |||
| US4454023A | 1984-06-12 | |||
| US5258113A | 1993-11-02 | |||
| US5460712A | 1995-10-24 |
Attorney, Agent or Firm:
Kenji Kawabi