1
James L Gaddy, Edgar C Clausen: Clostridiumm ljungdahlii, an anaerobic ethanol and acetate producing microorganism. The Board of Trustees of the University of Arkansas, Hermann Ivester, December 22, 1992: US05173429 (128 worldwide citation)

A newly discovered microorganism was isolated in a biologically pure culture and designated Clostridium ljungdahlii, having the identifying characteristics of ATCC No. 49587. Cultured in an aqueous nutrient medium under anaerobic conditions, this microorganism is capable of producing ethanol and ace ...


2
James L Gaddy, Dinesh K Arora, Ching Whan Ko, John Randall Phillips, Rahul Basu, Carl V Wikstrom, Edgar C Clausen: Methods for increasing the production of ethanol from microbial fermentation. Emmaus Foundation, Howson & Howson, October 23, 2007: US07285402 (108 worldwide citation)

A stable continuous method for producing ethanol from the anaerobic bacterial fermentation of a gaseous substrate containing at least one reducing gas involves culturing a fermentation bioreactor anaerobic, acetogenic bacteria in a liquid nutrient medium; supplying the gaseous substrate to the biore ...


3
James L Gaddy, Edgar C Clausen, Ching Whan Ko, Leslie E Wade, Carl V Wikstrom: Microbial process for the preparation of acetic acid as well as solvent for its extraction from the fermentation broth. Bioengineering Resources, Celanese International Corporation, Howson and Howson, April 9, 2002: US06368819 (108 worldwide citation)

A modified water-immiscible solvent useful in the extraction of acetic acid from aqueous streams is a substantially pure mixture of isomers of highly branched di-alkyl amines. This solvent is substantially devoid of mono-alkyl amines and alcohols. Solvent mixtures formed of such a modified solvent w ...


4
Edgar C Clausen, James L Gaddy: Concentrated sulfuric acid process for converting lignocellulosic materials to sugars. Dorsey & Whitney, February 23, 1993: US05188673 (36 worldwide citation)

A single step method of converting lignocellulosic materials to sugars including combining and mixing a low solids content lignocellulosic material with concentrated sulfuric acid, allowing the reaction to proceed and then separating the sulfuric acid and sugar solution from the reaction product. A ...


5
James L Gaddy, Edgar C Clausen, Ching Whan Ko, Leslie E Wade, Carl V Wikstrom: Microbial process for the preparation of acetic acid, as well as solvent for its extraction from the fermentation broth. Bioengineering Resources, Celanese International Corporation, Howson and Howson, June 22, 2004: US06753170 (32 worldwide citation)

A modified water-immiscible solvent useful in the extraction of acetic acid from aqueous streams is a substantially pure mixture of isomers of highly branched di-alkyl amines. Solvent mixtures formed of such a modified solvent with a desired co-solvent, preferably a low boiling hydrocarbon, are usef ...


6
James L Gaddy, Edgar C Clausen: Method of separation of sugars and concentrated sulfuric acid. Dorsey & Whitney, August 26, 1986: US04608245 (27 worldwide citation)

A method of recovering concentrated sulfuric acid from the product obtained from the acid hydrolysis of a cellulose-containing material such a biomass. The method involves contacting the product with an extraction solvent comprising one or more of the C.sub.4 -C.sub.7 alcohols as the major component ...


7
James L Gaddy, Edgar C Clausen, Ching Whan Ko, Leslie E Wade, Carl V Wikstrom: Microbial process for the preparation of acetic acid, as well as solvent for its extraction from the fermentation broth. Celanese International Corporation, Bioengineering Resources, Howson & Howson, March 27, 2007: US07196218 (25 worldwide citation)

A modified water-immiscible solvent useful in the extraction of acetic acid from aqueous streams is a substantially pure mixture of isomers of highly branched di-alkyl amines. Solvent mixtures formed of such a modified solvent with a desired co-solvent, preferably a low boiling hydrocarbon, are usef ...


8
James L Gaddy, Edgar C Clausen: Method of recovering hydrochloric acid from a product comprised of sugars and concentrated hydrochloric acid. Dorsey & Whitney, February 24, 1987: US04645658 (12 worldwide citation)

A method of recovering concentrated hydrochloric acid from the product obtained from the acid hydrolysis of a cellulose containing material such as biomass. The method involves contacting such product with an extracting solvent, of which a major portion is acetophenone, to separate the product into ...


9
James L Gaddy, Dinesh K Arora, Ching Whan Ko, John Randall Phillips, Rahul Basu, Carl V Wikstrom, Edgar C Clausen: Methods for increasing the production of ethanol from microbial fermentation. Ineos Bio, James P Krueger, Ineos Bio, February 11, 2014: US08647851 (1 worldwide citation)

A stable continuous method for producing ethanol from the anaerobic bacterial fermentation of a gaseous substrate containing at least one reducing gas involves culturing in a fermentation bioreactor anaerobic, acetogenic bacteria in a liquid nutrient medium; supplying the gaseous substrate to the bi ...


10
James L Gaddy, Dinesh K Arora, Ching Whan Ko, John Randall Phillips, Rahul Basu, Carl V Wilkstrom, Edgar C Clausen: Methods for increasing the production of ethanol from microbial fermentation. Ineos Bio, Vikrant B Panchal, Ineos Bio, November 5, 2013: US08574879

A stable continuous method for producing ethanol from the anaerobic bacterial fermentation of a gaseous substrate containing at least one reducing gas involves culturing in a fermentation bioreactor anaerobic, acetogenic bacteria in a liquid nutrient medium; supplying the gaseous substrate to the bi ...