Almost 105 years ago, the company "Dr. Th. Wieland" was created as "need department" of the gold and silver treatment plants. Today, the company" Dr. Wieland + Co." is a competent and flexible partner for its customers in the most diverse industries.Through the constantly necessary adjustment to the economic changes of the region, as well as the ever more strict safety and environment's regulations, the company, in order to satisfy the needs of its customers, has become a complete supplier for the chemical-processing industry on the entire federal territory.Since July 1999 "Dr. Wieland + Co." is a company recognized as spe