No
Date
1
Aug 2015
2
Sept 2015
3
Nov/Dec
2015
4
Action
Intention
New chemical was introduced to DOX.
To improve DOX
performance.
LP backwash.
To clean and
improve DOX
performance.
Feb 2016
Washing oil soaking DOX A/B.
To improve DOX
performance.
5
March 2016
Dilution chart for Brenst adjusted.
To improve DOX
performance.
6
April 2016
N2 bubbly.
7
Sep/Oct
2016
8
Feb 2016
E-123 cleaning.
EMOC process control of Quench Tower.
Improve delta P.
Result
Flow increased.