Environment & Safety Gas Processing/LNG Maintenance & Reliability Petrochemicals Process Control Process Optimization Project Management Refining

Sulfur

Meeting the Tier 3 challenge with ultra-clean alkylate

Exelus, Inc.: Mukherjee, M.

The U.S. Environmental Protection Agency (EPA) introduced Tier 3 gasoline sulfur standards in 2017, requiring all U.S. gasoline producers to adhere to an annual 10-ppm average sulfur limit.

Reducing acid consumption: Maximizing sulfuric acid alkylation unit profitability

DuPont Clean Technologies: Peterson, J. R.  |  Rana, D.  |  Ewing, R.

Alkylation is a process used to produce highly branched isoparaffins from the reaction of lighter olefins and isobutane in the presence of sulfuric acid as a catalyst.

Converting a petroleum diesel refinery for renewable diesel

Burns & McDonnell: Chan, E.

As refiners consider renewable, low-carbon alternatives, renewable diesel—refined from agricultural products using petroleum refinery processes—is gaining traction.

Industry Perspectives

Hydrocarbon Processing Staff: Nichols, Lee

The hydrocarbon processing industry (HPI) is steadily advancing through the energy transition.

Specifying internals in sour water strippers—Part 2

Trimeric Corp.: McIntush, K.  |  Farone, J. P.  |  Piggott, B. D.  |  Beitler, C. M.

Sour water stripping is a common process in petroleum refineries and other processes where hydrogen sulfide (H<sub>2</sub>S) is present.

Best practices for pygas-based styrene extraction

Sulzer GTC Technology: Liu, Z.  |  Joshi, S.  |  Ma, H.  |  Zhang, R.

Pyrolysis gasoline (pygas) is a by-produced fraction of hydrocarbons generated from a steam cracker.

Fuels and chemicals: Finding the right refinery configuration for a less predictable world

Bechtel India: Chaudhuri, S.  |  Singh, R.

The refining industry links the upstream production of crude oil with the end markets for fuel products, as well as for the petrochemical/chemical industry.

Specifying internals in sour water strippers—Part 1

Trimeric Corp.: McIntush, K.  |  Farone, J. P.  |  Piggott, B. D.  |  Beitler, C. M.

A sour water stripper (SWS) system is a common process in petroleum refineries and other processes where hydrogen sulfide is present.

A compliant solution for repairing corroded acid lines with composite materials

CSNRI: Green, M.  |  Rodriguez, R.

Composite materials have been utilized for the repair of corroded or damaged piping in refineries, chemical plants and other highly aggressive operating and production plants around the world for decades.

Construction

Hydrocarbon Processing Staff: Nichols, Lee

TechnipFMC has begun construction on Assiut National Oil Processing Co.’s new hydrocracking complex in Egypt.