Envirogen, Inc.

Simon Vainberg

Robert Jon Steffan

A method for degrading an undesirable ether-based environmental contaminant by contacting the ether with a hydrogen-oxidizing microorganism to convert the ether to innocuous compounds which are environmentally acceptable, including treating the ether-based contaminants in situ or removing them from the contaminated site for treatment in a bioreactor, examples of the ether-based contaminants being tertiary butyl ethers of the type utilized as gasoline oxygenates, for example, methyl tert-butyl ether, ethyl tert-butyl ether, and methyl tert-amyl ether, and also ether solvents, for example, tetrahydrofuran.

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Robbinsville, NJ, United States of America

Simon Vainberg