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DuPont Clean Technologies

974 Centre Road
CRP 730
DE 19805

Tel : +1 913 338 2559

Fax : +1 913 338 0003

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Removing acid droplets produced by alkylation reaction

Studies lead to a fuller understanding of how sulphuric acid droplets form in alkylation reactions and how to combat resulting downstream corrosion.


Hydrofluoric acid alkylation conversion and expansion

Much of the cost of switching from hydrofluoric acid to sulphuric acid alkylation can be avoided by using existing equipment.


Advances in HF acid alkylation conversion and expansion

Recent technology developments offer economic conversion and expansion of HF acid alkylation units for sulphuric acid operation.


Meeting low sulphur diesel challenges

Liquid stream hydroprocessing technology enabled a refiner to meet fast-changing diesel sulphur specifications and process a wide variety of feedstock ...


Tail gas scrubber sulphur plant by-pass ability aids emergency shutdowns and startups

From the European Union to the USA, national and international bodies are putting in place increasingly stringent legislation to limit emissions.


A few sweet tricks for sour gas

Large volumes of acid gas (H2S and SO2-rich gas) are generated from various technologies used to sweeten sour off-gases, or acid gas.


Gasoline production in the age of shale oil, renewable fuel mandates, and tier 3 regulations

The North American shale oil production surge has provided North American refiners with a seemingly bounty of high quality crudes.