Is there any way to increase or improve the heat transfer rate of the Austenitic Stainless Steel tubes of the VGO hydrocracker reactor charge heater? Chemical cleaning or any mechanical means? Also ensuring temperature doesn't drop below 205C to avoid acid attack.

Can you recommend a separation technique for sulphur compounds from crude sulphated terpentine?

With gasoline demand picking up, are North American refineries tight on octane supply, and how do you manage an octane supply constraint?

What are impurities in alkylation spent sulphuric acid? Is there Chloride or Flouride in such spent acid?

What is hydrogen embrittlement, where could it occur in our refinery, and how do we avoid it?

What is the most effective way to capture particulates in FCC flue gas?

Please explain the best approach to cutting NOx emissions from a gas turbine.

What options are there for CO₂ capture from a SMR based hydrogen unit?

What is the optimum level of excess air in a natural draft heater?

What are the likely causes of and solutions for severe fouling in a vacuum unit’s preheat section?

We have fuel performance issues when we blend low sulphur marine fuels from different sources. How can we resolve this?

We would like to explore oil to chemicals routes. Any process ideas for VGO/resid conversion?

Is it economically worthwhile to recover non-precious metals such as nickel from spent catalyst?

How can we minimise the time for catalyst to be fully sulphided?

Please suggest an effective catalytic route for removing carbon dioxide from our SMR hydrogen.

What are the latest advances in FCC SOx reduction, and what levels can be achieved?

What are the benefits of bulk metal catalyst in hydrotreating?

Is there a route for post-treating gasoline with minimal octane loss?

What are the symptoms of silica poisoning of a hydrotreating catalyst? How is it best avoided?