top of page

Decontamination & Degassing
We specialize in cleaning large process vessels, reactors, column, exchangers, and piping using degassing and decontamination techniques to remove hazardous substances like H2S, benzene, Mercury and ammonia etc. Degassing reduces risks from dangerous gases, while pre-decontamination eliminates sludge and deposits, ensuring a safe environment and minimizing waste and human exposure during cleaning and maintenance.




Project Name : OLE22 Mini SD Decontamination
Customer : GC Maintenance and Engineering Co.,Ltd. (GCME)
Owner : PTT global chemical public company limited (GC3)
Year : 2024
Unit : Quench Water System
​
​
Project Name : OLE1 C-1201 &C-1202 Decontamination and chemical cleaning
Customer : GC Maintenance and Engineering Co.,Ltd. (GCME)
Owner : PTT global chemical public company limited (GC2)
Year : 2024
Unit : Caustic System










Project Name : V-83001 Flare Drum
Customer : KC Machine service Co.,LTD
Owner : Bangkok Synthetics Co., Ltd. (BST)
Year : 2024
Unit : Flare Drum


Project Name : E-1302 BD Reboiler Decontamination
Customer : KC Machine service Co.,LTD
Owner : Bangkok Synthetics Co., Ltd. (BST)
Year : 2023
Unit : Reboiler of BD Extraction




Before
After
Project Name : Decontamination and Chemical cleaning S16B
Customer : PTT global chemical public company limited (GC2)
Year : 2023
Unit :
-
Amine Treatment System
-
Quench Water System ​
-
DOX System
-
Spent Caustic Tank






















Project Name : ROCSD2023 Decontamination
Customer : Nalco Industrial Services (Thailand) Co., Ltd.
Owner : Rayong Olefins Company Limited
Year : 2023
Unit :
-
Quench Oil Tower
-
Caustic Tower




Project Name : ROCSD2023 Decontamination
Customer : KC Machine service Co.,ltd
Owner : Rayong Olefins Company Limited
Year : 2023
Unit :
-
Deproponizer Column
-
Debutanizer Column










Project Name : TA2022 REF(GC6) S24B
Customer : PTT global chemical public company limited (GC6)
Year : 2022
Unit :
-
Hydrocraker (HCU)
-
ADIP Regeneration (ADIP #1&2)
-
Sulphur Recovery Unit (SRU#1)
-
Shell Claus Off-gas Treating (SCOT)
-
Sour Water Stripper (SWS)
-
Stacks/Flare and Liquid Disposal Unit
-
Condensate Residue Splitter (CRS)
-
Deep Hydro Desulfurization (DHDS)
-
Deep Hydro Desulfurization (DHDS)
bottom of page