Turnaround Home › Forums › Petro Solutions Forum › Turnaround This forum has 4 topics, 2 replies, and was last updated 6 years ago by Muhammad Usman Khalid. Viewing 4 topics - 1 through 4 (of 4 total) Topic Voices Posts Last Post How often are oil refinery units are shutdown? Started by: nasir410 2 2 6 years ago Muhammad Usman Khalid Oxygen freeing of hydrocarbon lines Started by: Nasir Hussain 1 2 6 years, 1 month ago Nasir Hussain Hydrotreating and hydrocracking reactors inspection before box up Started by: Nasir Hussain 1 1 6 years, 6 months ago Nasir Hussain General Inspection Techniques of vessel before box up Started by: Nasir Hussain 1 1 6 years, 6 months ago Nasir Hussain Viewing 4 topics - 1 through 4 (of 4 total) You must be logged in to create new topics. Log In Username: Password: Keep me signed in Log In Log in / Register