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The Dorr Co founded in 1865 and Oliver United Filter founded in 1915 merged to become DorrOliver. Eastern Iron and Metal Corporation founded in 1884 renamed EIMCO Process Equipment Company in the 1930s. DorrOliver and Eimco were merged to form DorrOliver Eimco in 2002, by Ovivo’s parent GLV, Inc..
Our products sell well all over the world, and have advanced technology in the field of crushing sand grinding powder.