Abstract: The invention provides for the optimal utilization of gas by a fermentation process, whereby the various components within the gas stream are separated to increase the efficiency of the microorganisms. The invention is capable of tailoring the composition of the gas being used by the fermentation process so as to enhance the production of various products. The invention is capable of applying such controlled separation and utilization of gas to produce different products in two fermentation processes in series. The invention is also capable of applying such controlled separation and utilization of gas to produce one product in a first fermentation process, which may be converted to a different product in a second fermentation process. The invention is additionally capable of mitigating culture inhibition.

Abstract: The invention provides for the optimal utilization of gas by a fermentation process, whereby the various components within the gas stream are separated to increase the efficiency of the microorganisms. The invention is capable of tailoring the composition of the gas being used by the fermentation process so as to enhance the production of various products. The invention is capable of applying such controlled separation and utilization of gas to produce different products in two parallel fermentation processes. The invention is also capable of applying such controlled separation and utilization of gas to produce one product in a first fermentation process, which may be converted to a different product in a second fermentation process. The invention is additionally capable of mitigating culture inhibition.

Abstract: Methods and systems for the production of one or more products from a gas stream produced in a methanol production process. The method comprises converting at least a portion of a methane feedstock to a substrate comprising CO and H2. The substrate comprising CO and H2 is anaerobically fermented in a bioreactor to produce one or more alcohols. The method and system may further include process for the production of methanol processes for the production of acetic acid.

Abstract: The invention provides for the optimal utilization of gas by a fermentation process, whereby the various components within the gas stream are separated to increase the efficiency of the microorganisms. The invention is capable of tailoring the composition of the gas being used by the fermentation process so as to enhance the production of various products. The invention is capable of applying such controlled separation and utilization of gas to produce different products in two parallel fermentation processes. The invention is also capable of applying such controlled separation and utilization of gas to produce one product in a first fermentation process, which may be converted to a different product in a second fermentation process. The invention is additionally capable of mitigating culture inhibition.

Abstract: Methods and systems for the production of one or more products from a gas stream produced in a methanol production process. The method comprises converting at least a portion of a methane feedstock to a substrate comprising CO and H2. The substrate comprising CO and H2 is anaerobically fermented in a bioreactor to produce one or more alcohols. The method and system may further include process for the production of methanol processes for the production of acetic acid.

Abstract: Improvements in biological conversion processes and associated apparatuses are disclosed for the generation of useful end products such as ethanol, through metabolic pathways of C1-fixing bacteria that utilize, as a nutrient, a C1-carbon source from a C1-containing substrate such as an industrial waste gas. Particular aspects of the disclosure relate to the downstream recovery of ethanol and/or isopropanol from bleed and permeate streams and more particularly to performing such recovery with improved efficiency that can advantageously reduce capital (e.g., equipment) and/or operating (e.g., utility) costs.

Abstract: Improvements in biological conversion processes and associated apparatuses are disclosed for the generation of useful end products such as ethanol, through metabolic pathways of C1-fixing bacteria that utilize, as a nutrient, a C1-carbon source from a C1-containing substrate such as an industrial waste gas. Particular aspects of the disclosure relate to the downstream recovery of ethanol and/or isopropanol from bleed and permeate streams and more particularly to performing such recovery with improved efficiency that can advantageously reduce capital (e.g., equipment) and/or operating (e.g., utility) costs. Particular aspects related to the downstream recovery of ethanol and/or isopropanol using a low pressure separator having an internal divider.

Abstract: Improvements in biological conversion processes and associated apparatuses are disclosed for the generation of useful end products such as ethanol, through metabolic pathways of C1-fixing bacteria that utilize, as a nutrient, a C1-carbon source from a C1-containing substrate such as an industrial waste gas. Particular aspects of the disclosure relate to the downstream recovery of ethanol and/or isopropanol from bleed and permeate streams and more particularly to performing such recovery with improved efficiency that can advantageously reduce capital (e.g., equipment) and/or operating (e.g., utility) costs.

Abstract: Improvements in biological conversion processes and associated apparatuses are disclosed for the generation of useful end products such as ethanol, through metabolic pathways of C1-fixing bacteria that utilize, as a nutrient, a C1-carbon source from a C1-containing substrate such as an industrial waste gas. Particular aspects of the disclosure relate to the downstream recovery of ethanol and/or isopropanol from bleed and permeate streams and more particularly to performing such recovery with improved efficiency that can advantageously reduce capital (e.g., equipment) and/or operating (e.g., utility) costs. Particular aspects related to the downstream recovery of ethanol and/or isopropanol using a low pressure separator having an internal divider.

Abstract: The present invention provides methods and systems for improving carbon capture from a gas stream comprising methane. Further, the invention provides a method for the production of at least one alcohol, and at least one acid from a gas stream comprising methane, the method comprising reforming a gas stream comprising methane to provide a syngas, in a first bioreactor fermenting the syngas to produce at least one acid and a tail gas comprising CO2 and H2, and, in a second bioreactor fermenting the tail gas to produce at least one acid.

Abstract: The invention provides an improved method for the production, separation and recovery of one or more fermentation products from a fermentation broth. Further, the invention provides a method for increasing efficiency of a fermentation reaction.

Abstract: Processes, as well as associated systems, are disclosed for biological conversion of CO into desired end products such as ethanol and 2,3-butanediol. The pre-treatment of industrial gas streams comprising CO, such that the level of contaminants selected from the group comprising benzene, toluene, xylene and ethylbenzene, are maintained below a predetermined liquid level in the fermentation broth, has been shown to have positive effects on the fermentation process.

Abstract: The invention provides an improved method for the production, separation and recovery of one or more fermentation products from a fermentation broth. Further, the invention provides a method for increasing efficiency of a fermentation reaction. In particular, the invention relates to a fermentation system which incorporates a simulated moving bed for separation of fermentation products from a fermentation broth, and a corresponding method.

Abstract: The invention relates to the microbial fermentation of gaseous substrates to produce one or more products. The invention relates to the microbial fermentation of a gaseous substrate derived from the conversion of a biogas stream. The invention relates to the conversion of a biogas stream comprising methane to a gaseous substrate comprising CO or CO plus H2, and the production of one or more products from the microbial fermentation of said gaseous substrate.

Abstract: Methods and systems for the production of hydrocarbon products, including providing a substrate comprising CO to a bioreactor containing a culture of one or more micro-organisms; and fermenting the culture in the bioreactor to produce one or more hydrocarbon products. The substrate comprising CO is derived from an industrial process selected from the group comprising steam reforming processes, refinery processes, steam cracking processes, and reverse water gas shift processes.

Abstract: The invention provides methods and systems for the production of at least one product from the microbial fermentation of a gaseous susbtrate, wherein the gaseous substrate is derived from a biomass liquefaction process. The invention provides a method for improving efficiency of the fermentation by passing biomass accumulated in the fermentation process to the biomass liquefaction process for conversion to a gaseous substrate. In a particular aspect of the invention, the biomass liquefaction process is selected from pyrolysis or torrefaction.

Abstract: This invention relates to the integration of an ammonia production process with a fermentation process to produce products such as alcohols and/or acids in addition to ammonia. In a specific embodiment, a natural gas stream comprising methane is passed to a reforming zone to produce a substrate comprising CO and H2. The substrate is next passed to a bioreactor containing a culture of one or more microorganisms and fermenting the culture to produce one or more fermentation products comprising alcohols and/or acids and an exhaust stream comprising CO2, and H2. The exhaust stream can then be passed to a separation zone to remove at least a portion of the CO2 and produce a purified exhaust stream comprising H2 which is then passed to an ammonia production zone and is used to produce ammonia.

Abstract: Methods for producing an ester from a gas comprising carbon monoxide. More specifically the invention provides for methods for producing one or more products by the anaerobic fermentation of a gaseous substrate comprising CO and the subsequent conversion of the one or more products to an ester in a down-stream reaction. The invention further provides methods for improving the efficiency of the production of esters from gaseous substrates.

Abstract: Methods and systems for the production of one or more products from a gas stream produced in a methanol production process. The method comprises converting at least a portion of a methane feedstock to a substrate comprising CO and H2. The substrate comprising CO and H2 is anaerobically fermented in a bioreactor to produce one or more alcohols. The method and system may further include process for the production of methanol processes for the production of acetic acid.

Abstract: The invention provides an improved method for the production, separation and recovery of one or more fermentation products from a fermentation broth. Further, the invention provides a method for increasing efficiency of a fermentation reaction.