Cashin17, the link below came from KWG back in 2016 and is a good comparison of the various options. 

http://kwgresources.com/wp-content/uploads/2016/10/Reducing-energy-consumption-by-alternative-processing-routes-to-produce-ferrochromium-alloys-from-chromite-ore.pdf

notice the acknowledgements?

Acknowledgements

The authors thank XPS Testwork and Consulting Services and KWG Resources Inc. for permission to publish this paper.

We are also indebted to many experts whose opinions and guidance have helped shaped the direction of this innovative project, including Mr. Frank Winter of American Metal Sales, Jay Turner of Pope and Company, Matt Cramer (Hatch Associates) and Dr. Nick Dawson of Glencore Alloys

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back in Jan 2018 Frank Smeenk stated:

There “The award of this patent will enable us to now vigorously pursue an opportunity to further develop the process with pilot plant testing in one of the strategic locales that have been under consideration,” he said.

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So, has there been any larger scale  pilot testing at a "strategic locale?" I don't know.

Perhaps folks from  Glencore and Hatch might know.