Tag: Revamping

Fertilizer International presents a global round-up of phosphate rock, phosphoric acid and finished phosphates projects.

thyssenkrupp Industrial Solutions discusses a revamping concept to reduce CO2 emissions by replacing some of the hydrogen in the front end of the ammonia plant with green hydrogen, KBR and Casale report on revamp options to increase the capacity of vintage ammonia plants in the former Soviet Union, Johnson Matthey presents a novel integrated ammonia flowsheet for the production of ammonia, methanol, urea and UFC and Arvos | Schmidtsche Schack discusses the benefits of a new process gas boiler.

New approaches and novel processing schemes employing oxygen enrichment in sulphur recovery units have been developed and commercialised. In this feature Siirtec Nigi, Linde, Blasch, Fluor and RATE report on their latest developments.

The DA-HF phosphoric acid process has been successfully implemented at Grupa Azoty’s Police fertilizer production plant in Poland, as part of a revamp of the site’s existing DH plant. Sébastien Havelange and Alexandre Wavreille of Prayon Technologies outline the performance improvements achieved by this first-of-its-kind plant.

BASF has developed a new generation of promoter system compatible with MDEA solutions named OASE® yellow. The new promoter system increases the selectivity and capacity of the amine solvent, resulting in improved performance of tail gas treating units and allowing the processing of more sour crudes. A. Kern and G. Vorberg of BASF discuss two case studies demonstrating the benefits of OASE yellow.

AmoMax ® -Casale is a new ammonia synthesis catalyst jointly developed by Casale and Clariant. Retaining the same superior resistance to ageing, poisoning and mechanical strength as the well-known wustite-based catalyst, AmoMax ® 10, the new catalyst is significantly more active. C. Berchthold of Clariant and S. Panza of Casale explain the advantages of AmoMax ® -Casale and share the start-up experience of the first commercial reference.