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Guido Sartori, David William Savage, William Neergaard Olmstead, Winston Karl Robbins, David Craig Dalrymple, Bruce Henry Ballinger: Process for treatment of petroleum acids with ammonia. Exxon Research and Engineering Company, Linda M Scuorzo, July 10, 2001: US06258258 (55 worldwide citation)

The present invention is a process for decreasing the acidity of a starting acidic crude oil by contacting an acidic crude with an effective excess of ammonia dissolved in said crude to form an ammonia-continuous oil discontinuous phase at a temperature and conditions sufficient to form the correspo ...


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Roby Bearden, Saul Charles Blum, William Neergaard Olmstead: Process for reducing total acid number of crude oil. Exxon Research and Engineering Co, E C Bakun, June 22, 1999: US05914030 (47 worldwide citation)

The invention comprises a method for reducing the amount of carboxylic acids in petroleum feeds comprising the steps of (a) adding to said petroleum feed a catalytic agent comprising an oil soluble or oil dispersible compound of a metal selected from the group consisting of Group VB, VIB, VIIB and V ...


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Roby Bearden, Saul Charles Blum, William Neergaard Olmstead: Process for reducing total acid number of crude oil. Exxon Research and Engineering Co, E C Bakun, July 27, 1999: US05928502 (47 worldwide citation)

The invention comprises a method for reducing the amount of carboxylic acids in petroleum feeds comprising the steps of (a) adding to said petroleum feed a catalytic agent comprising an oil soluble or oil dispersible compound of a metal selected from the group consisting of Group VB, VIB, VIIB and V ...


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Mark Alan Greaney, William Neergaard Olmstead: Method for decreasing the conradson carbon content of petroleum feedstreams. Exxon Research and Engineering Company, Linda M Scuorzo, March 9, 1999: US05879529 (7 worldwide citation)

The present invention provides for a method of decreasing the Conradson carbon content of metal containing petroleum streams by forming a mixture of the Conradson carbon containing petroleum fraction and an aqueous electrolysis medium containing an electron transfer agent, and passing an electric cu ...


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Roby Bearden, Saul Charles Blum, William Neergaard Olmstead, Winston Karl Robbins: Process for reducing total acid number of crude oil. Exxon Research and Engineering Co, Estelle C Bakun, April 6, 1999: US05891325 (5 worldwide citation)

The instant invention is directed to a process for reducing organic acids in petroleum feeds containing organic acids comprising: (a) thermally treating a petroleum feed containing organic acids in a thermal reaction zone comprising a plurality of stages in series, at a temperature and pressure suff ...


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Mark Alan Greaney, William Neergaard Olmstead: Method for demetallating petroleum streams. Exxon Research and Engineering Company, Linda M Scuorzo, January 5, 1999: US05855764 (3 worldwide citation)

The present invention provides for a method of decreasing the metals content of metal containing petroleum streams by forming a mixture of the petroleum fraction containing those metals and an aqueous electrolysis medium containing electron transfer agent, and passing an electric current through the ...


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Zhiguo Hou, Bearden Roby, Kenneth Lloyd Riley, Craig Young Sabottke, David Thomas Ferrughelli, Martin Leo Gorbaty, William Neergaard Olmstead: Slurry hydroprocessing for heavy oil upgrading using supported slurry catalysts. Exxonmobil Research And Engineering Company, August 22, 2002: US20020112987-A1 (2 worldwide citation)

A slurry hydroprocessing process (SHP) where a hydrocarbon feedstock is treated at slurry hydrotreating conditions, in the presence of a hydrogen containing treat gas and in the presence of a supported metallic catalyst which is a supported sulfide of a metal selected from the group of non-noble Gro ...


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