Owner of Minnesota's largest frac sand mine files for bankruptcy 0 02.07.2020 01:39 «Star Tribune» (startribune.com) Covia Holdings, which owns the Kasota mine, filed in Texas for Chapter 11 protection. Партнёры Smi24.net Все новости за 24 часа Музыкальные новости Агрегатор новостей 24СМИ
