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Andiappan K S Murthy, Kundanbhai M Patel, Alex Y Bekker: Production of light hydrocarbons by treatment of heavy hydrocarbons with water. Allied Corporation, R C Stewart II, A M Doernberg, G H Fuchs, September 24, 1985: US04543177 (59 worldwide citation)

A process is disclosed for converting heavy hydrocarbons into light hydrocarbons which comprises contacting, in a first zone, a heavy hydrocarbon having an API gravity at 25.degree. C. of less than about 20, such as Boscan heavy crude oil and tar sand bitumen, with a liquid comprising water, in the ...


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Kundanbhai M Patel, Andiappan K S Murthy, Alex Y Bekker: Catalytic process for production of light hydrocarbons by treatment of heavy hydrocarbons with water. Allied Corporation, Gale F Matthews, Richard C Stewart, Gerhard H Fuchs, May 10, 1988: US04743357 (36 worldwide citation)

A process for converting heavy hydrocarbons into light hydrocarbons which comprises contacting, in a reaction zone, a heavy hydrocarbon having an API gravity at 25.degree. C. of less than about 20, such as Boscan heavy crude oil or tar sand bitumen, with a liquid comprising water and with an effecti ...


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Andiappan K S Murthy, Kundanbhai M Patel, Alex Y Bekker: Process for production of light hydrocarbons by treatment of heavy hydrocarbons with water. Allied Corporation, Thomas D Hoffman, Gerhard H Fuchs, May 1, 1984: US04446012 (34 worldwide citation)

A process for converting heavy hydrocarbons into light hydrocarbons which comprises contacting, in a first zone, a heavy hydrocarbon having an API gravity at 25.degree. C. of less than about 20, such as Boscan heavy crude oil and tar sand bitumen, with a liquid comprising water, in the absence of ex ...


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Fred J Gefri, Divakaran Masilamani, Andiappan K S Murthy: Process for the production of ketones and carbinols. Allied Corporation, Gale F Matthews, Richard C Stewart, November 3, 1987: US04704480 (9 worldwide citation)

A novel process is described for the production of aliphatic ketones and an optional consequetive production of the corresponding carbinols. The starting reactants comprise ketones or aldehydes or compounds capable of converting to these in situ, such as alcohols. The reaction takes place in the pre ...


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Kundanbhai M Patel, Alex Y Bekker, Andiappan K S Murthy, Fredrick J Gefri: Process for production of hydrogenated light hydrocarbons by treatment of heavy hydrocarbons with water and carbon monoxide. Allied Corporation, Gale F Matthews, Richard C Stewart, Gerhard H Fuchs, June 23, 1987: US04675097 (3 worldwide citation)

A process for converting heavy hydrocarbon into light hydrocarbon which comprises contacting heavy hydrocarbon having an API gravity at 25.degree. C. of less than about 20, such as Boscan heavy crude oil and tar sand bitumen, with a liquid comprising water, and carbon monoxide in the presence of an ...


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Divakaran Masilamani, George S Hammond, Andiappan K S Murthy: Process for the production of methyl ethers from branched monoolefins. Allied Corporation, Richard C Stewart, Gerhard H Fuchs, November 24, 1987: US04709101 (3 worldwide citation)

An improved process for the production of methyl ethers of the type in which methanol is reacted with a branched monoolefin in the presence of a catalytically effective amount of one or more acid catalyst, said improvements comprising carrying out said reaction in one or two steps in the presence of ...


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Divakaran Masilamani, Andiappan K S Murthy: Producing methyl ethers of branched monoolefins. Allied Corporation, Alan M Doernberg, Gerhard H Fuchs, Kenneth E Stroup, June 12, 1984: US04454356 (3 worldwide citation)

Methanol is reacted with branched monoolefins such as isobutylene, or mixtures of hydrocarbons such as mixed C-4's from or in a refinery, in the presence of methanesulfonic acid. A column (10) operation is described wherein methanesulfonic acid (11) and methanol (12) are fed in countercurrent fashio ...


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Divakaran Masilamani, George S Hammond, Andiappan K S Murthy: Process for the production of methyl ethers from branched monoolefins. Allied Signal, Richard C Stewart, Gerhard H Fuchs, December 20, 1988: US04792639 (2 worldwide citation)

An improved process for the production of methyl ethers of the type in which methanol is reacted with a branched monoolefin in the presence of a catalytically effective amount of one or more acid catalyst, said improvements comprising carrying out said reaction in one or two steps in the presence of ...