| Patents for C10G 49 - Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups , , , , or (4,012) |
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| 05/13/1992 | CA2055280A1 Process for antipollution treatment of a spent refining catalyst and total recovery of different metal constituents of said catalyst |
| 05/12/1992 | US5112473 Hydrotreating or cracking process employing an acidified dealuminated Y-zeolite |
| 04/30/1992 | WO1992006921A1 Synthetic porous crystalline material, its synthesis and use |
| 04/29/1992 | EP0482818A1 Method of preparing catalyst for hydrogenation of hydrocarbon oil |
| 04/29/1992 | EP0482817A1 Method for preparing a catalyst for hydrogenation of hydrocarbon oil |
| 04/28/1992 | US5108968 Process for treating a material wherein the material is suspended in a gaseous atmosphere |
| 04/21/1992 | CA1299161C Hydrocarbon conversion with a trimetallic catalyst |
| 04/08/1992 | EP0183725B1 Substituted aluminosilicate compositions and process for preparing same |
| 04/07/1992 | US5102531 Process for treating a temperature sensitive hydrocarbonaceous stream containing a non-distillable component to product a distillable hydrocarbonaceous product |
| 04/01/1992 | EP0478365A1 Presulphurized catalyst for hydrogen treatment and method for production thereof |
| 03/24/1992 | US5098552 Controlling foam circulation in an ebullated bed process |
| 03/18/1992 | EP0474664A1 Multi-step hydrodesulphurisation process. |
| 03/10/1992 | US5094991 Slurry catalyst for hydroprocessing heavy and refractory oils |
| 03/10/1992 | CA1297063C Process for the hydrogenation treatment of mineral oils contaminated with chlorobiphenyls and the like |
| 03/04/1992 | EP0472853A1 Desactivated hydrogenation catalyst reactivation process |
| 03/04/1992 | CN1059164A Method and apparatus for on-stream particle replacement system for counter current contact of gas and liquid feed stream with packed bed |
| 03/03/1992 | CA1296699C Method for the regeneration of spent alumina-based catalysts |
| 02/26/1992 | EP0472335A1 Compact radial flow distributor |
| 02/26/1992 | CN1015639B Process for increasing octane and reducing sulfur content of olefinic gasolines |
| 02/25/1992 | CA1296283C Process for hydrotreatment of liquid phase heavy hydrocarbons, with the presence of a dispersed catalyst |
| 02/18/1992 | US5089226 Method for protecting austenitic stainless steel-made equipment from occurrence of stress-corrosion cracking |
| 02/11/1992 | US5087596 Partially decoking, incorporating Group 6B metal, decoking |
| 02/05/1992 | EP0179876B1 Titanium-aluminum-silicon-oxide molecular sieve compositions |
| 02/04/1992 | CA1295275C Process for increasing octane and reducing sulfur content of olefinic gasolines |
| 01/29/1992 | CN1058195A Zeolites |
| 01/28/1992 | CA1294914C Vapor collector and process for ebullated bed reactors |
| 01/21/1992 | US5082551 High and low pressure and temperature |
| 01/15/1992 | EP0466568A1 Method for pretreating a catalyst by a mixture of a sulphurised agent and an organic reducing agent |
| 01/14/1992 | US5081039 Process for making catalyst inventory measurements and control procedure for adding or withdrawing catalyst |
| 01/14/1992 | US5080777 Refining of heavy slurry oil fractions |
| 01/08/1992 | EP0464547A1 Production of high viscosity index lubricants |
| 01/06/1992 | WO1992000807A1 A high activity slurry catalyst process |
| 01/06/1992 | CA2066453A1 High activity slurry catalyst process |
| 12/31/1991 | US5076908 Method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed |
| 12/27/1991 | EP0462753A1 Improved interzone mixing device |
| 12/27/1991 | EP0462745A2 Zeolites |
| 12/25/1991 | CA2019713A1 Process for the preparation of a presulfided and sulfided catalyst |
| 12/11/1991 | EP0460300A1 Process for the preparation of a presulphided catalyst; Process for the preparation of a sulphided catalyst, and use of said catalyst |
| 12/10/1991 | US5071801 High density leucite based ceramics from zeolite |
| 12/10/1991 | US5071538 Process for regenerating spent heavy hydrocarbon hydroprocessing catalyst |
| 12/03/1991 | US5069775 Heavy crude upgrading using remote natural gas |
| 11/28/1991 | WO1991017829A1 Hydrocracking catalyst and process |
| 11/27/1991 | EP0457982A1 Multizone catalytic reforming process with a plurality of catalysts |
| 11/27/1991 | CN1056514A Catalyst for hydrotreating heavy fraction of oil |
| 11/13/1991 | EP0456058A1 Refining of heavy slurry oil fractions |
| 11/12/1991 | US5064793 And reduced alkali metal content hydrorefining/isomerization catalysts |
| 11/12/1991 | US5064628 Novel ceric oxides and preparation thereof |
| 10/31/1991 | CA2033667A1 Refining of heavy slurry oil fractions |
| 10/17/1991 | WO1991015295A1 Process for treating a material wherein the material is suspended in a gaseous atmosphere |
| 10/09/1991 | CN1055131A Prodn process of hard-magnetic ferrite material by using open hearth dust as raw material |
| 10/01/1991 | US5053213 Process for synthesizing a molecular sieve having the faujasite structure and containing aluminum and gallium |
| 09/25/1991 | EP0448439A1 Process for fractionation of a gaseous mixture comprising hydrogen, light aliphatic hydrocarbons and light aromatic hydrocarbons |
| 09/18/1991 | EP0447221A1 A method of presulfiding a hydrotreating hydrocracking or tail gas treating catalyst |
| 09/03/1991 | US5045518 Presufiding |
| 08/28/1991 | EP0442879A1 Synthesis of a crystalline molecular sieve |
| 08/28/1991 | CN1013683B Additive used for hydrogenation inversion for heavy hydrocarbon oil |
| 08/20/1991 | US5041404 Method of presulfiding a hydrotreating, hydrocracking or tail gas treating catalyst |
| 08/13/1991 | CA1287591C Hydroconversion process |
| 08/13/1991 | CA1287590C Hydroconversion process |
| 08/06/1991 | US5037791 Having increased pore volume and particle crush strength |
| 08/06/1991 | US5037785 Catalyst regeneration process using laser radiation |
| 08/06/1991 | CA1287316C Feed distributor and process for resid hydrotreating |
| 07/30/1991 | US5035792 Cleanup of hydrocarbon-conversion system |
| 07/16/1991 | CA1286324C Preparation of medicinal white oils and medicinal paraffins |
| 07/10/1991 | EP0436361A1 Method for improving the activity maintenance of plasma initiator |
| 07/03/1991 | EP0435736A1 Method for producing raw materials for a reformer by cracking and desulfurizing petroleum fuels |
| 07/03/1991 | EP0435590A1 Upgrading of low value hydrocarbons |
| 07/02/1991 | US5028313 Process for treating a temperature-sensitive hydrocarbonaceous stream containing a non-distillable component to produce a distillable hydrocarbonaceous product |
| 06/28/1991 | CA2031958A1 Upgrading of low value hydrocarbons using a hydrogen donor and microwave radiation |
| 06/28/1991 | CA2031927A1 Method for improving the activity maintenance of a plasma initiator |
| 06/26/1991 | EP0433302A1 Noble metal containing catalysts and a method of producing the same. |
| 06/25/1991 | US5026950 Desulfurization, deoxygenation |
| 06/25/1991 | US5025831 Compact radial flow distributor |
| 06/18/1991 | US5024751 Catalytic composition comprising a metal sulfide suspended in a liquid containing asphaltenes and hydrovisbreaking process of a hydrocarbon charge |
| 06/05/1991 | EP0430466A1 Process for making catalyst inventory measurements and control procedure for adding or withdrawing catalyst |
| 06/05/1991 | EP0429689A1 Printed circuit board |
| 06/04/1991 | US5021147 Solid addition and withdrawal |
| 05/30/1991 | WO1991007227A1 Catalyst regeneration process |
| 05/29/1991 | EP0429132A1 Hydrocarbon conversion process using a catalyst produced by electric discharge |
| 05/29/1991 | EP0428796A1 Liquid degaser in an ebullated bed process |
| 05/28/1991 | US5019543 High silica crystalline zeolites and process for their preparation |
| 05/24/1991 | CA2030402A1 Hydroconversion process |
| 05/21/1991 | US5017535 Process for the preparation of a presulfided and sulfided catalyst |
| 05/14/1991 | US5015360 Catalytic hydrocracking with chromium, tungsten, iron cobalt and nickel on silicates or silica |
| 05/07/1991 | US5013427 Resid hydrotreating with resins |
| 04/30/1991 | CA1283648C Zeolite ssz-25 |
| 04/17/1991 | EP0396740A4 Slurry catalysts for hydroprocessing heavy and refractory oils |
| 04/16/1991 | US5008001 Process for hydrogenation of heavy oil |
| 04/09/1991 | US5006224 Start-up of a hydrorefining process |
| 04/03/1991 | EP0420651A1 Slurry hydroprocessing staged process |
| 03/29/1991 | CA2025466A1 Slurry hydroprocessing staged process |
| 03/27/1991 | EP0419307A1 Zeolite of the mazzite family, method for its synthesis and its use as a catalyst |
| 03/20/1991 | CN1050037A Middle distillate producing hydrocracking catalyst |
| 03/19/1991 | CA1281703C Poly-metal-containing catalyst |
| 03/19/1991 | CA1281700C Zeolite ssz-23 |
| 03/13/1991 | EP0416062A1 Process for the conversion of c 2?-c 12? paraffinic hydrocarbons to petrochemical feedstocks |
| 03/05/1991 | US4997799 Process for regenerating spent heavy hydrocarbon hydroprocessing catalyst |
| 02/26/1991 | US4995961 Process and apparatus for hydrogenating hydrocarbons |
| 02/20/1991 | CN1011689B Crystalline gallophosphate compositions |
| 02/19/1991 | US4994423 Process for regenerating spent heavy hydrocarbon hydroprocessing catalyst |