Patents for C10G 29 - Refining of hydrocarbon oils, in the absence of hydrogen, with other chemicals (3,483)
09/1990
09/18/1990US4957709 Reactor system for olefin conversion and etherification
09/11/1990US4956076 Alcohols used as scavengers for hydrogen halides to reduce acid corrosion
08/1990
08/22/1990EP0383499A2 Suppression of the evolution of hydrogen sulfide gases from petroleum residua
08/08/1990EP0381453A1 Method for removing mercury from hydrocarbon oil by high temperature reactive adsorption
08/07/1990US4946582 Copper and tin halide adsorbers
08/01/1990CA2008611A1 Method for removing mercury from hydrocarbon oil by high temperature reactive adsorption
07/1990
07/10/1990US4940532 Cleanup of hydrocarbon conversion system
07/04/1990EP0376774A1 Fixed-bed process for sweetening oil fractions
07/03/1990US4939109 Passivation of metal contaminated cracking catalysts
06/1990
06/27/1990EP0375547A1 Process for upgrading the off-gases from a catalytic cracking process and lowering the benzene content of gasolines
06/22/1990CA2006550A1 Process for valorizing gas from catalylic cracking and for reducing the benzene content of gsolines
06/12/1990US4933071 Iron removal from hydrocarbonaceous feedstock
06/12/1990CA1270222A1 Method for removing hydrogen sulphide form crude oil
06/12/1990CA1270221A1 Method for removing hydrogen sulphide from crude oil
05/1990
05/15/1990CA1269056A1 Upgrading heavy gas oils
03/1990
03/28/1990EP0359874A1 A non-oxidative catalytic method of sweetening a sour hydrocarbon fraction
03/27/1990US4911825 Catalytic hydrogenation
03/20/1990US4909926 Method for removing mercury from hydrocarbon oil by high temperature reactive adsorption
03/20/1990US4909925 Removal of hydrogen sulphides
02/1990
02/27/1990CA1266263A1 Choline for neutralizing naphthenic acid in fuel and lubricating oils
02/21/1990CN1039834A Method for removal of mercury from liquid hydrocarbon
02/20/1990US4902408 Process for removing hydrogen sulphide using metal compounds
01/1990
01/31/1990EP0352420A1 A process for removal of mercury from a liquid hydrocarbon
01/25/1990WO1990000588A1 Method for controlling h2s in fuel oils
12/1989
12/13/1989CN1037917A Regenarating agent for waste oil
12/12/1989US4886925 Olefins interconversion and etherification process
12/05/1989US4885111 Corrosion inhibitors and demulsifiers of crude oil emulsions
12/05/1989US4885110 Branched polyoxyalkylene copolyesters, a process for their preparation, and their use
11/1989
11/30/1989WO1989011463A1 Olefins interconversion and etherification process
11/29/1989CN1037466A Process for eliminating mercury and eventual arsenic from hydrocarbons
11/28/1989CA1263331A1 Process for upgrading tar sand bitumen
11/14/1989US4880527 Process for removing residual mercury from liquid hydrocarbons with aqueous polysulfide solutions
10/1989
10/31/1989US4877920 Treating with copper oxide on active carbon support
10/03/1989US4871444 Alkylation using zeolite catalyst; improved cetane number
09/1989
09/26/1989US4870038 Olefin oligomerization with surface modified zeolite catalyst
09/20/1989EP0333135A2 Esterified Glycidylether-addition products and their use
09/20/1989CN1035673A Method of removing mercury from hydrocarbon oils
09/19/1989US4867865 Controlling H2 S in fuel oils
09/13/1989EP0332526A1 Process for removing mercury and, optionally, arsenic from hydrocarbons
08/1989
08/29/1989US4861939 Process for removing arsine from light olefin containing hydrocarbon feedstocks
08/29/1989US4861739 Microporous crystalline composite compositions
08/24/1989WO1989007586A1 Process for the production of gasoline from fuel gas and catalytic reformate
08/09/1989CN1034530A Process for steam-reforming hydrocarbons
08/08/1989US4855530 Isomerization process
08/08/1989US4855527 Olefin oligomerization with surface modified zeolite
08/01/1989US4853110 Reacting with sulfide formed from metal complex
08/01/1989CA1258044A1 Removal of corrodants from nmp solvent by contacting with sacrificial metal
07/1989
07/26/1989EP0325486A2 Method of removing mercury from hydrocarbon oils
07/26/1989EP0324753A1 Process for manufacturing a calcium sulphate-containing solid secondary raw material.
07/18/1989US4849577 Process for eliminating jointly arsenic and carbon oxysulfide from an unsaturated hydrocarbon cut in the liquid phase
07/18/1989US4849186 Production of middle distillate range hydrocarbons by light olefin upgrading
07/18/1989US4849094 Electrolysis, oxides of iron and lead, barium hydroxide
07/12/1989CN1033792A Process for removing arsine from light olffin-containing hydrocarbon feedstocks
06/1989
06/21/1989EP0320979A2 A process for steam reforming of hydrocarbons
06/13/1989US4839042 Immobilized reagent for the decontamination of halogenated organic compounds
06/13/1989US4839029 Process for removing arsenic from a petroleum fraction
06/13/1989CA1255490A1 Composition and method for coke retardant during hydrocarbon processing
05/1989
05/30/1989CA1254849A1 Process for the removal of solids from an oil
05/16/1989US4831160 Solvent extraction, steam stripping
05/02/1989US4826667 Adamantane quaternary ammonium template
04/1989
04/12/1989EP0311310A1 Olefin oligomerization
03/1989
03/29/1989EP0308569A1 Process for removing arsine from light olefin-containing hydrocarbon feedstocks
03/28/1989CA1251758A1 Upgrading heavy hydrocarbon oils using sodium hypochlorite
03/08/1989CN1031557A Process for jointly removing arsenic and carbon oxysulfuride from fraction of unsaturated hydrocarbon in liquid phase
02/1989
02/28/1989US4808299 Demetallization of liquid hydrocarbons; treatment with aqueous solution of alkali metal silicates
02/22/1989EP0303882A1 Process for removing hydrogen sulphide with transition metal 2-ethyl-hexanoate
02/08/1989EP0302771A1 Process for the simultaneous removal of arsenic and carbon oxysulfide from a cut of unsaturated hydrocarbons in the liquid phase
02/07/1989US4802973 Removal of hydrogen sulphide
01/1989
01/17/1989CA1248839A1 Method for the separation of gas from oil
01/03/1989US4795550 Removal of trace olefins from aromatic hydrocarbons
01/03/1989US4795546 Process for stabilizing lube base stocks derived from neutral oils
12/1988
12/27/1988US4794097 Metal chelate on support
12/07/1988EP0293937A2 Microporous crystalline composite compositions and processes for making them
12/06/1988US4789528 Technique for sequential rotation of reactors in a multi-reactor catalytic conversion system
11/1988
11/22/1988US4786405 Treatment with sodium hydride, sulfuric acid, oxidizing and neutralizing agents
11/01/1988CA1244058A1 Guard bed catalyst for organic chloride removal from hydrocarbon feeds
10/1988
10/18/1988US4778589 Demetallization of petroleum crudes, shale oil, liquified coal, tar sand effluent and similar oils and residues
10/11/1988US4776947 Method of dehalogenating hydrocarbon oils
10/04/1988US4775462 Non-oxidative method of sweetening a sour hydrocarbon fraction
08/1988
08/23/1988US4765910 Use of ammonium chloride solutions to remove sulfonate surfactants from crude oil
08/23/1988CA1240901A1 Antifoulant agents for petroleum hydrocarbons
08/17/1988CN87108357A Determination and controll of sulfate reduced bacteria
08/03/1988EP0277060A1 De-emulsifying and antifouling agent useful for breaking water-hydrocarbon mixtures, possibly emulsions, and processes for using it
07/1988
07/14/1988WO1988005034A1 Removal of polynuclear aromatics from hydrocarbon mixtures
07/13/1988EP0274432A1 Process for the removal of polynuclear aromatic compounds from hydrocarbon streams
07/05/1988US4755628 Process for dehalogenating hydrocarbons
06/1988
06/29/1988EP0272916A1 Sulfate-reducing bacteria determination and control
06/21/1988US4752380 Arsenic removal from shale oil by chloride addition
06/15/1988EP0270675A1 Process for removing arsenic from petroleum fraction
06/08/1988EP0269887A2 Branched quaternary polyoxyalkylene polyesters, process for their preparation and their use
05/1988
05/31/1988US4748289 Method and apparatus for catalytic processing of light hydrocarbons and catalysts for use therein
05/24/1988US4746761 High octane gasoline
05/24/1988US4746420 Process for upgrading diesel oils
05/18/1988EP0267673A1 Mixed overbase complex antifoulant compositions and use thereof
05/18/1988EP0267517A2 Branched polyoxyalkylene polyesters, process for their preparation and their use
05/18/1988CN87106648A Mixed overbase complex antifouland compositions and use thereof
04/1988
04/27/1988CN87106236A Inactivation of metal to prevent cracking catalyst being poluted
04/06/1988EP0262849A2 Desulphurisation
03/1988
03/24/1988WO1988001989A1 Process for manufacturing a calcium sulphate-containing solid secondary raw material
03/23/1988EP0260580A2 Passivation of metal contaminated cracking catalysts
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