1
Armand A Gregoli, John A Hamshar 3rd, Daniel P Rimmer, Erdal Yildirim, Andrew M Olah: Process for recovery of hydrocarbons and rejection of sand. Canadian Occidental Petroleum, John W Carpenter, August 23, 1994: US05340467 (284 worldwide citation)

A process for recovering a hydrocarbon from a hydrocarbon bearing sand comprising the steps of mixing a chemical additive with a chemical composition and with a hydrocarbon bearing sand containing hydrocarbon and residual solids including clay, at a temperature to form a slurry. The chemical composi ...


2
Armand A Gregoli, John A Hamshar, Daniel P Rimmer, Erdal Yildirim: Process for recovery of hydrocarbons and rejection of sand. Canadian Occidental Petroleum, John Wade Carpenter, May 31, 1994: US05316664 (277 worldwide citation)

A process suitable for operation at a mine site for recovering a hydrocarbon from a hydrocarbon bearing sand comprising the steps of mixing a chemical additive with a chemical composition and with a hydrocarbon bearing sand containing hydrocarbon and residual solids including clay, at a temperature ...


3
Armand A Gregoli, Andrew M Olah, John A Hamshar, Daniel P Rimmer: Preparation of low-viscosity improved stable crude oil transport emulsions. Canadian Occidental Petroleum, John Wade Carpenter, January 8, 1991: US04983319 (236 worldwide citation)

A process for the preparation of low-viscosity improved stable crude oil transport emulsions. The process comprises producing a hydrocarbon crude, and mixing the produced hydrocarbon crude with an emulsifying composition(s) which contains water and is capable of assisting the formation of an oil-in- ...


4
Robert Tipman, Yi Cheng Long, William Edward Shelfantook: Solvent process for bitumen seperation from oil sands froth. AEC Oil Sands, AEC Oil Sands Partnership, Athabasca Oil Sands Investments, Canadian Occidental Petroleum, Canadian Oil Sands Investments, Gulf Canada Resources, Imperial Oil Resources, Mocal Energy, Murphy Oil Company, Petro Canada, Millen White Zelano & Branigan P C, April 10, 2001: US06214213 (70 worldwide citation)

A paraffinic solvent is mixed with bitumen froth containing water and solids. Sufficient solvent is added to induce inversion when the mixture is subjected to gravity or centrifugal forces. The emulsion reports to the water phase and a dry bitumen product virtually free of inorganic solids, is obtai ...


5
Robert N Tipman, Yi Cheng Long: Solvent process for bitumen separation from oil sands froth. Alberta Energy, Canadian Occidental Petroleum, Esso Resources Canada, Gulf Canada Resources, Her Majesty the Queen in right of Canada represented by the Minister of Natural Resources, HBOG Oil Sands, Pancanadian Petroleum, Petro Canada, Mocal Energy, Murphy Oil Company, Millen White Zelano & Branigan P C, March 2, 1999: US05876592 (57 worldwide citation)

A paraffinic solvent is mixed with bitumen froth containing water and solids. Sufficient solvent is added to induce inversion when the mixture is subjected to gravity or centrifugal forces. The emulsion reports to the water phase and a dry bitumen product is obtained.


6
Lubomyr M O Cymbalisty, George J Cymerman: Treatment of primary tailings and middlings from the hot water extraction process for recovering bitumen from tar sand. Alberta Energy Company, Canadian Occidental Petroleum, Esso Resources Canada, Gulf Canada, Her Majesty the Queen in right of Canada represented by the Minister of Energy and Natural Resources, HBOG Oil Sands, Pan Canadian Petroleum, Petro Canada, Ernest Peter Johnson, October 8, 1985: US04545892 (56 worldwide citation)

The primary tailings and middlings are combined and fed to a vessel having the general form of a deep cone thickener. The feed is deflected outwardly and generally horizontally by a baffle, as it is delivered to the vessel. Simultaneously, the outwardly radiating layer of newly added feed is contact ...


7
George J Cymerman, Antony H S Leung, Waldemar B Maciejewski: Pipeline conditioning process for mined oil-sand. Alberta Energy Company, Canadian Occidental Petroleum, Esso Resources Canada, Gulf Canada Resources, Her Majesty the Queen in right of the Province of Alberta represented by the Minister of Energy and Natural Resources, HBOG Oil Sands Partnership, PanCanadian Petroleum, Petro Canada, Millen White Zelane & Branigan, November 23, 1993: US05264118 (53 worldwide citation)

As-mined, naturally water-wet oil sand is mixed at the mine site with hot water and NaOH to produce a slurry containing entrained air. The slurry is pumped through a pipeline and is fed directly to a conventional gravity separation vessel. The pipeline is of sufficient length so that, in the course ...


8
Armand A Gregoli, Andrew M Olah, John A Hamshar, Daniel P Rimmer, Erdal Yildirim: Process for producing bitumen. Canadian Occidental Petroleum, John Wade Carpenter, January 28, 1992: US05083613 (45 worldwide citation)

A process for producing bitumen employing a borehole that has been drilled into a subterranean hydrocarbon-bearing reservoir having a hydrocarbon. A void space is created at the bottom of the borehole. A bundle of spring-loaded guide tubes is inserted through the borehole and into the void space. Ea ...


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Armand A Gregoli, Andrew M Olah, John A Hamshar, Daniel P Rimmer: Converting heavy hydrocarbons into lighter hydrocarbons using ultrasonic reactor. Canadian Occidental Petroleum, John Wade Carpenter, May 5, 1992: US05110443 (42 worldwide citation)

A process for converting heavy hydrocarbons into lighter hydrocarbons. The process comprises forming an oil-in-aqueous phase emulsion and feeding the formed emulsion into an ultrasonic reactor wherein heavy hydrocarbons are converted into lighter hydrocarbons.



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