Salt Reserve Estimate for the Twenthe-Rijn concession

AkzoNobel has been producing salt from solution-mined brine since 1919. Production in the Hengelo area started in 1933, and is still ongoing today. Because at some point in time the mineable salt will all be mined and preparations for extension of the concession will need to be made, it is important to know the remaining amount of salt in the...