Performance of anaerobic digesters
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United States of America Patent
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Jul 21, 1998
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app pub date -
Apr 6, 1994
filing date -
May 24, 1991
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Abstract
Methods of improving anaerobic digestion by enhancing the microorganism population through the creation of a nutrient environment more favorable for microbial growth and through the addition of microbes and, more particularly, by the addition of chelating agents, chelating agents and nutrients, and methanogens. Methods for the improved production of said methanogens by the provision of controlled amount of methanol and H.sub.2 and CO.sub.2. Methods for the improved preservation of said methanogen by ultra-freezing and freeze-drying.
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