Axens reaches 300th Prime-G+® unit with modular start-up at Raízen Argentina

Key highlights
  • Axens supplied and commissioned the 300th Prime‑G+® FCC gasoline desulfurization unit worldwide, licensed over 25 years.
  • The unit was delivered in modular form to Raízen’s Argentina refinery, reducing onsite activity and accelerating start‑up despite COVID‑19 challenges.
  • Around 70% of global low‑sulfur gasoline is produced using Prime‑G+® technology, reflecting broad market adoption.
  • Prime‑G+® enables deep desulfurization downstream of the FCC while preserving octane, improving energy efficiency and lowering the treatment footprint.
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Raízen Dock Sud Prime-G+ FCC Gasoline Desulfurization Unit · Argentina
Operational / Completed
2021
2026-08-25
2026-08-25

Milestone and project

Axens and Raízen announced the successful start‑up of a Prime‑G+® FCC gasoline desulfurization unit at Raízen’s refinery in Argentina, marking the 300th Prime‑G+® unit licensed worldwide in 25 years. Commissioning and start‑up were completed successfully, enabling production of gasoline that meets stringent environmental specifications.

Modular execution

The unit was delivered using a modular approach, with key process modules engineered and fabricated under Axens’ responsibility. Despite challenges posed by the COVID‑19 period, modules were delivered and installed, reducing onsite activities and enabling a safer, faster start‑up compared with conventional stick‑built construction.

Technology performance and market reach

Prime‑G+® is presented as a leading solution for FCC gasoline desulfurization; around 70% of low‑sulfur gasoline globally is produced using the technology. It enables deep desulfurization downstream of the FCC unit while ensuring optimal octane retention, and helps improve energy efficiency and lower the environmental footprint of FCC gasoline treatment.

Industry impact

The milestone underscores Axens’ ability to deliver modular, high‑performance refining solutions and signals broader adoption of modularization beyond projects in remote or severe‑weather locations.

Source: Axens

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