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Raymond Donald Bartusiak, Robert William Fontaine: Feedback method for controlling non-linear processes. Exxon Chemical Patents, Linda K Russell, October 28, 1997: US05682309 (80 worldwide citation)

A system controls a plant process which includes manipulated variables (e.g. input states) and control variables (e.g. output states). The system includes sensor circuitry for providing measures of the control variables and a memory for storing a correction time constant and upper and lower limits f ...


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Carl W Bradow, Dane Clark Grenoble, Stanley N Milam, Bruce H C Winquist, Brendan D Murray, Richard M Foley: Integrated hydrotreating steam cracking process for the production of olefins. Exxon Chemical Patents, Linda K Russell, February 20, 2001: US06190533 (62 worldwide citation)

An integrated process for converting a hydrocarbon feedstock having components boiling above about 100° C. into steam cracked products is described. The process first involves passing the feedstock to a hydrotreating zone at a pressure in the range of from about 400 psig to about 1,250 psig to effec ...


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Stewart C Jepson: Methods and apparatus for improved energy efficient control of an electric arc furnace fume extraction system. Air Liquide America, Linda K Russell, Christopher J Cronin, June 8, 2004: US06748004 (62 worldwide citation)

A fume extraction system includes a combustion zone coupled with an exhaust outlet of a furnace to receive an exhaust gas stream emerging from the furnace outlet during system operation, where the exhaust gas stream includes explosive gases that undergo combustion reactions within the combustion zon ...


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Christian Dussarrat, Jean Marc Girard, Takako Kimura, Naoki Tamaoki, Yuusuke Sato: Methods for producing silicon nitride films and silicon oxynitride films by thermal chemical vapor deposition. L Air Liquide Société Anonyme á Directoire et Conseil de Surveillance pour l Etude et l Exploitation des Procédés Georges Claude, Linda K Russell, Christopher J Cronin, March 20, 2007: US07192626 (52 worldwide citation)

Silicon nitride film is formed on substrate by feeding trisilylamine and ammonia into a CVD reaction chamber that contains a substrate. The ammonia gas/trisilylamine gas flow rate ratio is set to a value of at least about 10 and/or the thermal CVD reaction is run at a temperature no greater than abo ...


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Wolfgang Beilfuss, Ralf Gradtke: Storage-stable compositions of glycerol monoalkyl ethers. Air Liquide Santé, Linda K Russell, October 18, 2005: US06956062 (48 worldwide citation)

The present invention relates to compositions which comprise a combination a) of one or more glycerol monoalkyl ether(s) of the general formula R—O—CH2—CHOH—CH2OH in which R is a branched or unbranched C3-C18-alkyl group, where the alkyl group can be substituted by one or more hydroxyl and/or C1-C4- ...


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Mahendra L Joshi, Ovidiu Marin: Oxy-boost control in furnaces. L&apos Air Liquide Societe&apos Anonyme a&apos Directoire et Conseil de Surveillance pour l&apos Etude et l&apos Exploitation des Procedes Georges Claude, American Air Liquide, Linda K Russell, September 24, 2002: US06454562 (42 worldwide citation)

A process controls oxy-boost firing and air-fuel burner firing in furnaces, including large glass furnaces such as float furnaces. The large side-fired regenerative float furnaces use oxy-boost firing for a variety of reasons, including production increase, improved glass quality, lowering of supers ...


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Sudhir S Kulkarni, David J Hasse, David R Corbin, Aspi N Patel: Gas separation membrane with organosilicon-treated molecular sieve. L&apos Air Liquide Societe Anonyme a&apos Directoire et Conseil de Surveillance pour l&apos Etude et l&apos Exploitation des Procedes Georges Claude, Jeffrey C Lew, Linda K Russell, January 21, 2003: US06508860 (41 worldwide citation)

A mixed matrix membrane for gas separations is provided with a nonporous continuous phase of a polymer and a dispersed phase of molecular sieve particles reacted with a monofunctional organosilicon compound. The monofunctional organosilicon compound is characterized by (a) at least one silicon subst ...


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John D Y Ou, Daniel D Rosenfeld: Removal of organochlorides from hydrocarbon feed streams. Exxon Chemical Patents, Linda K Russell, Edward F Sherer, April 21, 1992: US05107061 (39 worldwide citation)

The present invention is directed to the removal of organochlorides from hydrocarbon streams using highly crystalline molecular sieve material, such as zeolites, and particularly zeolite X in a sodium form, and the removal of organochlorides from hydrocarbon streams containing olefinic compounds usi ...


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Raymond Donald Bartusiak, Douglas Hugh Nicholson: Plant parameter detection by monitoring of power spectral densities. Exxon Chemical Patents, Linda K Russell, August 4, 1998: US05790413 (38 worldwide citation)

A method for determining whether a current state of a process variable output signal is within acceptable limits includes the following steps: establishing reference data by sampling a plant's process variable output signal when the plant is operating at steady state and analyzing the sampled output ...