| Patents for B01J 21 - Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium (28,523) |
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| 01/15/1991 | WO1991001293A1 Aniline catalyst |
| 01/15/1991 | US4985581 Catalyst and process for producing aromatic nitriles |
| 01/15/1991 | US4985580 Alkylation of silanes |
| 01/15/1991 | US4985385 Method of preparing a catalyst precursor comprised of calcined nickel-aluminum feitknecht compound/non-calcined alumino-silicate clay/alkaline earth and/or rear earth metal compound |
| 01/15/1991 | CA2026780A1 Aniline catalyst |
| 01/15/1991 | CA2021050A1 New triazole compounds |
| 01/12/1991 | CA2020534A1 Low/density/low surface area silica-alumina composition |
| 01/09/1991 | EP0407117A1 Novel platinum reforming catalysts and support materials |
| 01/09/1991 | EP0406748A2 Dehydrofluorination and dehydrogenation of fluorinated alkanes |
| 01/08/1991 | US4983749 Process for preparing a s-substituted phosphoro-chloridothiolate |
| 01/08/1991 | US4983563 Consolidation, heat treatment, roasting; catalysts and supports |
| 01/04/1991 | CA2019848A1 Platinum reforming catalysts and support material |
| 01/02/1991 | EP0405348A1 Method for the production of formaldehyde |
| 01/02/1991 | EP0404908A1 Silica/alumina cogel catalysts |
| 01/02/1991 | EP0380496A4 Aluminum hydroxide production |
| 01/01/1991 | US4981982 Neutralization |
| 01/01/1991 | US4981831 Twice-aged porous inorganic oxides, catalysts, and polymerization processes |
| 01/01/1991 | US4981829 Catalyst |
| 01/01/1991 | US4981825 Nonaggregating |
| 01/01/1991 | US4981661 Process for converting and removing sulfur compounds from a CO containing gas |
| 01/01/1991 | US4981576 Chromium, molybdenum, group 8, oxides and/or sulfides |
| 12/27/1990 | WO1990014312A3 Process and apparatus for the purification of contaminated water by activated ozone |
| 12/27/1990 | EP0403966A1 Molded aluminosilicate catalyst and method for its preparation |
| 12/25/1990 | US4980334 To immobilize enzymes; mixing and calcining |
| 12/25/1990 | US4980333 Perovskite-related layered oxides containing interspathic polymeric oxide |
| 12/25/1990 | US4980327 Reduced and stabilized hydrogenation catalysts |
| 12/24/1990 | CA2019641A1 Process for the preparation of formaldehyde |
| 12/20/1990 | CA2019305A1 Molded aluminosilicate catalyst and method for its preparation |
| 12/18/1990 | US4978649 Porous carbonaceous material |
| 12/18/1990 | CA1277971C Process for stabilizing catalysts of the silicalite type |
| 12/11/1990 | US4977127 Containing oxides of titanium and vanadium; for use with arsenic impurities; durability |
| 12/05/1990 | EP0400888A1 Alkylation process of aromatic compounds using a layered titanium oxide catalyst |
| 12/05/1990 | EP0400857A1 Process for preparing long chain alkyl aromatic compounds |
| 12/05/1990 | EP0400509A1 Process for the production of muscone, intermediates for this process and their preparation |
| 12/04/1990 | US4975256 Process using catalysts for selective catalytic reduction denox technology |
| 12/04/1990 | CA1277335C Fluid composition and process for preparation thereof |
| 12/04/1990 | CA1277307C Catalyst for oil hydrocracking or soft hydrocracking of heavy oil fractions, used to prepare mid-range distillates |
| 11/30/1990 | CA2017078A1 Process for preparing long chain alkyl aromatic compounds |
| 11/30/1990 | CA2017077A1 Layered titanium oxide catalysts |
| 11/29/1990 | WO1990014312A2 Process and apparatus for the purification of contaminated water by activated ozone |
| 11/27/1990 | US4973739 Reacting carboxylic acid amide with formic acid ester |
| 11/27/1990 | US4973701 Liquid substituted 2H-benzotriazole mixtures, stabilized compositions and processes for preparing the liquid mixtures |
| 11/27/1990 | US4973369 Alloy catalyst for oxidation of hydrogen |
| 11/27/1990 | CA1276939C Stabilization of amine alanes |
| 11/22/1990 | EP0398752A1 Catalyst for reducing nitrogen oxides |
| 11/22/1990 | EP0398668A1 Nickel/silica catalyst and the preparation and use thereof |
| 11/22/1990 | EP0398429A2 Synthetic saponite-derivatives, a method for preparing such saponites and their use in catalytic (hydro) conversions |
| 11/22/1990 | EP0398099A1 Process for the production of cyclopentanones |
| 11/22/1990 | EP0247149B1 Apparatus for disposal of toxic wastes by combustion |
| 11/22/1990 | DE3916398A1 Supported catalyst contg. heat sensitive component - made by thermally spraying material contg. lower melting component |
| 11/20/1990 | CA1276619C Process for the preparation of a silver-containing catalyst |
| 11/20/1990 | CA1276618C Process for the preparation of n-alkylanilines |
| 11/19/1990 | CA2016993A1 Synthetic saponite-derivatives, a method for preparing such saponites and their use in catalytic (hydro) conversions |
| 11/14/1990 | EP0397553A1 Microporous zirconia and process for its preparation |
| 11/14/1990 | EP0397207A1 Alloy catalyst for oxidation of hydrogen |
| 11/14/1990 | EP0397137A1 Production process of quinizarin |
| 11/13/1990 | US4970191 Mixing acid, pseudoboehmite, and magnesium oxide or hydroxide; agitation, drying, and roasting |
| 11/07/1990 | EP0395857A1 Process for oligomerising olefins |
| 11/07/1990 | EP0395631A1 Process for treating fluids by adsorption media. |
| 11/06/1990 | US4968842 Ammoxidation; catalyst of silica and titanium oxide |
| 11/06/1990 | US4968660 Carrier surface stabilized with group 3 or group 4 oxide |
| 11/06/1990 | US4968651 Inert ceramic catalyst bed supports |
| 11/06/1990 | CA1276002C Catalysts comprising silica supported on alumina their preparation and use |
| 11/02/1990 | WO1990013352A1 Catalytic destruction of organohalogen compounds |
| 10/31/1990 | EP0394682A1 Method of ortho-alkylating phenol |
| 10/31/1990 | EP0394677A1 Pressed bodies based on pyrogenic titanium dioxide, process for their preparation and their use |
| 10/30/1990 | US4967033 Vapor phase cyclization of an enone in the presence of a catalyst consisting of oxides of aluminum, silicon, titanium, or zirconium |
| 10/30/1990 | US4966969 Contacting an amine compound with crystalline metal silicate catalyst, pressurization |
| 10/30/1990 | US4966881 Support containing halogen modified with silicon, calcium, magnesium, barium or strontium |
| 10/30/1990 | US4966879 With alumina support modified by silicon, calcium, magnesium, barium or strontium, also containing halide; selectivity |
| 10/30/1990 | US4966682 Reforming with modified alumina catalysts |
| 10/30/1990 | US4966665 Method for photochemical decomposition of volatile organic chlorine compound in vent gas |
| 10/30/1990 | CA1275658C Preparation of dialkyl disulfides |
| 10/24/1990 | EP0393356A1 Pressed bodies based on pyrogenic silicon dioxide, process for their preparation and their use |
| 10/19/1990 | WO1990012645A1 Basic mixed oxide |
| 10/18/1990 | WO1990011828A1 Method for intercalating organic-swelled layered metal chalcogenide with polymer chalogenide by treatment with organic, hydrolyzable, polymeric chalcogenide precursor wherein organic hydrolysis by-products are removed |
| 10/18/1990 | WO1990011827A1 Method for intercalating organic-swelled layered metal chalcogenide with a polymeric chalcogenide by plural treatments with polymeric chalcogenide precursor |
| 10/17/1990 | CN1010009B Process for producing ethylene dischoride |
| 10/16/1990 | US4963518 Silanated metal-pillared interlayered clay |
| 10/10/1990 | EP0390912A1 Improvements in and relating to fibrous activated carbons |
| 10/09/1990 | CA1275090A1 Catalysts comprising silica supported on a boehmite- like surface, their preparation and use |
| 10/09/1990 | CA1275089A1 Cerium-containing catalysts in fischer-tropsch process for producing olefins |
| 10/09/1990 | CA1275088A1 Prealloyed catalyst for growing silicon carbide whiskers |
| 10/09/1990 | CA1275087A1 Multimetallic pillared interlayered clay products and processes of making them |
| 10/03/1990 | CN1045763A Titania extrudates |
| 10/03/1990 | CN1009829B Process for preparation of silver-contg. catalyst |
| 10/03/1990 | CN1009827B Process for preparation of silver-contg. catalyst |
| 10/03/1990 | CN1009802B Stabilized magnesia and its use in catalytic processes |
| 09/26/1990 | EP0389334A1 Process for the purification of 1,1,1,2-tetrafluorethane |
| 09/26/1990 | EP0389158A1 High activity nickel catalyst and process for preparation thereof |
| 09/26/1990 | EP0389119A2 Halogen resistant hydrotreating process and catalyst |
| 09/26/1990 | EP0389041A1 Titania extrudates |
| 09/25/1990 | US4959338 Exhaust systems, alumina-silica |
| 09/25/1990 | US4959335 Process for the preparation of clay loaded metal complexes catalyst and a process for the hydrogenation of oils using the catalyst so prepared |
| 09/25/1990 | US4959334 Cracking catalyst, countercurrent flow of oxygen, controlled fluidization |
| 09/25/1990 | US4959200 Process for manufacturing silane |
| 09/25/1990 | CA1274549A1 Catalytic treatment process |
| 09/25/1990 | CA1274540A1 Functionalized perfluoropolyethers and process for the preparation thereof |
| 09/23/1990 | CA2004709A1 Process for purifying 1,1,1,2-tetrafluoroethane |
| 09/20/1990 | WO1990010499A1 Process for improving the physical and catalytic properties of a fluid cracking catalyst |