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Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US394167912 Abr 19742 Mar 1976OTISCA Industries Ltd.Separation of hydrocarbonaceous substances from mineral solids
US402956826 Sep 197514 Jun 1977Minerals Research CorporationMethod of recovery of oil and bitumen from oil-sands and oil shale
US404666812 Ene 19766 Sep 1977Mobil Oil CorporationDouble solvent extraction of organic constituents from tar sands
US404666919 Ene 19766 Sep 1977Solvent extraction of oil from tar sands utilizing a trichloroethylene solvent
US409605710 May 197620 Jun 1978New Energy Sources CompanyApparatus and method for recovery of bituminous products from tar sands
US448629417 Oct 19834 Dic 1984University of UtahProcess for separating high viscosity bitumen from tar sands
US531666423 Oct 199231 May 1994Canadian Occidental Petroleum, Ltd.Process for recovery of hydrocarbons and rejection of sand
US534046724 Oct 199123 Ago 1994Canadian Occidental Petroleum Ltd.Process for recovery of hydrocarbons and rejection of sand
US767739725 Jul 200516 Mar 2010Suncor Energy Inc.Sizing roller screen ore processing apparatus
US772649119 May 20081 Jun 2010Suncor Energy Inc.Bituminous froth hydrocarbon cyclone
US77365016 Jun 200715 Jun 2010Suncor Energy Inc.System and process for concentrating hydrocarbons in a bitumen feed
US813667223 Dic 200920 Mar 2012Suncor Energy, Inc.Sizing roller screen ore processing apparatus

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