15 May 2012 14:00 [Source: ICIS news]
HOUSTON (ICIS)--Butamax Advanced Biofuels has been granted a patent in the US for producing isobutanol (IBA) from recombinant micro-organisms on a commercial scale, the US-based chemical producer said on Tuesday.
The patent, granted by the US Patent and Trademark Office, also covers the extraction and distillation of IBA, as well as steps for recovering the distillers grains byproduct produced during IBA fermentation, Butamax added.
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