Customer Case Studies

Learn More About Our Work in Our Customer Case Studies and Videos

Discover our case studies and videos which describe some of the work the Crown Oil Environmental team has carried out for a wide range of industries.

If you’d like to learn more about our range of environmental fuel services or discuss any issues you are facing with your own on-site fuels and oils, call our fuel experts today on 0330 123 3399.


Case Study: Tank Clean, Uplift and Fuel Delivery for Blue-Chip Manufacturing Company

Our client, a large blue chip manufacturing company with five 55,000 litre gas oil tanks, contacted Crown Oil Environmental as their tanks were showing moderate corrosion on the external walls.  Learn how our engineers saved this tank from a moderate amount of corrosion.



Case Study: Kao Data Diesel Replacement, Tank Clean & HVO Delivery

We are proud to have partnered with Kao Data in an industry first – to remove all fossil fuel on campus and replace it with a 100% renewable diesel fuel: Hydrotreated Vegetable Oil (HVO).


Case Study: Data Centre Tank Corrosion

Did you know that your oil tank can suffer from corrosion when keeping tanks partially full?

We visited an underground storage tank at a data centre which was suffering from an extensive amount of corrosion because their tanks were only partially filled.


Case Study: Fuel Uplift and Transfer on a Marine Tank

Every day is different here at Crown Environmental. On Monday, our engineers could have a fuel polishing job at a school in Scotland and on Tuesday, a huge uplift job on a large ferry at a busy port.

That was exactly the case a few weeks ago for our team here at Crown Environmental.


Case Study: Pharmaceutical Emergency Fuel Supply

Many businesses that rely on fuel to keep their operations running smoothly don’t stop after the standard 8-5 day, particularly the healthcare industry. Click on the link to find out how we saved the day at a pharmaceutical company.


Case Study: Fuel Polishing

Have you been storing fuel for a long period of time? Did you know that your fuel can become contaminated over time? Check out our fuel polishing video for a detailed insight into what’s involved and how it can help your business.


Case Study: Centrica Power Station – Fuel Uplift

Watch the video of our case study at the Centrica Power Station which details a range of Environmental Services that we carry out. Our fuel uplift service ensured surplus gas oil was recovered in an efficient and environmentally-friendly manner and turned into potential revenue.

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