A Mid-West refinery was preparing for an internal pipeline maintenance project and was exploring options for how to take the vent and a refined product pipeline out of service to sustain refinery production and continue to ship refined project to market…
Challenge A refinery in Southern California experienced severe plugging in a section of piping downstream of their coker unit. In order to eliminate the restriction, the refinery needed to perform a line break and attempt to clear the line. The column attached to the line contained high concentrations (2500 ppm) of ammonia vapors and the […]
Challenge A refinery customer had to complete a flareless turnaround involving their Hydrocracker Unit. The stricter emission limits imposed by the new Petroleum Refinery Sector Risk & Technology Review (RSR) regulations would not allow them to use the full capacity of their existing flare. This meant that they would take much longer than in the […]
Challenge Reducing fugitive emissions from the top lid of an old oil recovery unit DAF Cell. Leak Detection And Repair (LDAR) is being taken very seriously in more and more areas of the country. This facility’s oil recovery cells were becoming aged and so the facility wanted to take proactive measures to ensure that no […]
VapoScrub™H2S yielded the best and most economical option giving a total cost saving of $200,000 over the duration of the project.
We were asked to provide to vapor control systems for each set of 15 frac tanks.
The cost savings versus carbon was estimated to be $100,000.
We were able to complete the job with an efficiency of greater than 98%…
..We were able to make the GAC last approximately 3 times longer savings the customer approximately $150,000.
Due to Envent’s immediate mobilization for the project, the client saved at least $100,000.
