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    Nitrogen+Syngas 400 Mar-Apr 2026

    CF takes write-down on green ammonia project


    CF takes write-down on green ammonia project

    CF Industries has reported a $51 million impairment in its most recent accounts due to the abandoning of its 20MW green hydrogen facility at the company’s huge Donaldsonville, Louisiana fertilizer complex. The alkaline electrolysis unit had been planned to feed green hydrogen to produce up to 20,000 t/a of green ammonia. The company says that it will focus instead on more economically attractive blue ammonia production.

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    Alberta wildfires stopped near key oilsands sulphur facilities

    The immediate threat to Canadian sulphur supply from the Alberta oilsands has eased, after several large wildfires in the Lac la Biche region were classified as “being held” with the help of rainfall in early June. The region has a combined annual sulphur production capacity of nearly 3 million t/a. Around 700,000 t/a of this is produced in the Edmonton area, primarily from Shell’s Scotford upgrader (580,000 t/a) and the Redwater refinery (130,000 t/a). The majority of the output, approximately 2.2 million t/a, is concentrated further north near Fort McMurray at facilities operated by Suncor, Syncrude, and CNRL Horizon. The out-of-control fires prompted evacuation alerts near in-situ sites operated by Cenovus, Canadian Natural Resources, and ConocoPhillips. While this specific threat has passed, the event highlights the seasonal vulnerability of Canadian sulphur supply, with the wildfire season typically running through the summer.

    Travertine processes Ariane phosphate samples

    Arianne Phosphate has provided samples of its phosphate concentrate for processing at Travertine’s facility in Boulder, Colorado, US. Pilot scale testing was successfully performed, demonstrating proof of concept on the process and production of a high-quality purified phosphoric acid (PPA). The Travertine process captures and recycles over 95% of the sulphur used in the process of making PPA, providing a virtually closed loop system. The PPA produced using the process met specifications required for both LFP batteries as well as fertilizers. The companies have begun work to advance the PPA demonstration plant in Quebec’s Saguenay-Lac-Saint-Jean region, working with potential partners as well as end-users of the product.