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John Carl Steichen, Patricia A Morris, John James Barnes: Method and apparatus for controlling a gas-emitting process and related devices. E I du Pont de Nemours and Company, June 12, 2007: US07231290 (40 worldwide citation)

Disclosed herein is a method and apparatus for controlling a process, such as a chemical reaction, that emits a multi-component mixture of gases; and for controlling a device to which is transmitted a product of a chemical reaction that emits a multi-component mixture of gases.


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John James Barnes, Kenneth Paul Kelch, Thomas D Sandbrook, David John Van Bramer: Synthesis of hexafluoropropylene. E I du Pont de Nemours and Company, August 2, 2005: US06924403 (18 worldwide citation)

The present invention relates to the process of pyrolyzing tetrafluoroethylene to hexafluoropropylene by carrying out the pyrolysis in a tubular reactor that is lined with either nickel or nickel alloy which contains no greater than 8 wt % chromium.


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John James Barnes, Stephen Erwin Lyke, Dat Nguyen, Akira Uragami, Isao Kobayashi, Mitsutaka Hino, Thomas Peter Battle, Joseph M Shekiro Jr: Ore reduction process and titanium oxide and iron metallization product. E I du Pont de Nemours and Company, August 24, 2010: US07780756 (1 worldwide citation)

The disclosure is directed to a process for producing separable iron and titanium oxides from an ore containing titanium oxide and ferric oxide, comprising: (a) forming agglomerates comprising carbon-based materials and the ore, the quantity of carbon of the agglomerates being sufficient for, at an ...


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John James Barnes, Stephen Erwin Lyke, Dat Nguyen, Joseph M Shekiro Jr, Guangliang Liu: Ore reduction process using carbon based materials having a low sulfur content and titanium oxide and iron metallization product therefrom. E I du Pont de Nemours and Company, February 12, 2013: US08372179

The present invention is one or more processes for producing separable iron and titanium oxides from an ore comprising titanium oxide and iron oxide, comprising: (a) forming agglomerates comprising carbon-based material and the ore, the quantity of carbon of the agglomerates being at least sufficien ...


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John James Barnes, Ioannis V Bletsos, Angelo Yializis, Michael G Mikhael: Process for forming a durable low emissivity moisture vapor permeable metallized sheet including a protective metal oxide layer. E I du Pont de Nemours and Company, December 4, 2012: US08323801

A process for forming a low emissivity, moisture vapor permeable metallized composite sheet by coating a moisture vapor permeable sheet with at least one metal and exposing the freshly deposited metal to an oxidizing plasma thereby forming a protective synthetic metal oxide over the metal. The compo ...


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John James Barnes, Dat Nguyen, Peter Hill, Jay Scott Schickling: Refractory lining for titanium ore beneficiation. E I du Pont de Nemours and Company, October 29, 2013: US08569191

The disclosure relates to a refractory which is resistant to corrosion which degrades the refractory during titanium-ore beneficiation in a furnace, particularly a rotary hearth furnace. In particular, the disclosure relates to a layered refractory lining for a furnace, for use in a titanium ore ben ...


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Michael F Barker, John James Barnes, Rob Cockerill, Howard David Glicksman, Warren Harrell, James J Krajewski, Michele L Ostraat, Jay Scott Schickling, Barry Edward Taylor: Method for making glass frit powders using aerosol decomposition. E I du Pont de Nemours and Company, July 29, 2014: US08790782

The invention relates to a corrosion resistant reactor tube, method for providing a passivating or corrosion resistant coating to the inside of the reactor tube, and a method of making high bismuth glass powders using the corrosion resistant reactor tube.