Ciech to halt soda ash production at Romanian plant By Michael Greenfield, Michael Greenfield Published: Friday, 09 August 2019 Ciech has officially announced that soda ash production will halt at its Romanian asset as of September 18. This is a preview of the full article 2 years pricing data on all minerals The latest global news and features Print magazine Article archive ranging from 1988 Access on the move with IM Insight mobile app Take a Trial or Subscription today. Start below: Free Trial OR Subscribe