Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01J - Chemical or physical processes, e.g. catalysis, colloid chemistry; Their relevant apparatus › B01J 21 - Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
Patents for B01J 21 - Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium (28,523)
11/1983
11/01/1983CA1156210A1 Process for preparing catalysts or catalysts supports made from titanium dioxide and their use in the claus catalysis
11/01/1983CA1156208A1 Silica from single phase controlled hydrolysis of silicate ester
10/1983
10/26/1983EP0092372A1 Process for nitration of benzene
10/26/1983EP0092103A1 Process for the preparation of o-toluidin and/or m-toluidin and/or p-toluidin
10/25/1983US4411771 Process for hydrotreating heavy hydrocarbons and catalyst used in said process
10/25/1983CA1155830A1 Porous crystalline synthetic material constituted by silicon and titanium oxides, a method for its preparation, and its uses
10/25/1983CA1155824A1 Silica-based synthetic materials
10/25/1983CA1155663A1 Method for operating combustion devices
10/18/1983US4410751 Smectite with zirconium oxide intercalation layers
10/18/1983US4410637 Process for the preparation of a hydrocarbon mixture from H2 /CO mixtures
10/18/1983US4410501 Preparation of porous crystalline synthetic material comprised of silicon and titanium oxides
10/12/1983EP0090994A2 Process for the preparation of spherical alumina
10/11/1983US4409400 Process for the preparation of cyclohexane-1,3-dione from δ-ketohexanoic acid ester
10/11/1983US4409133 Attrition resistant bismuth-containing metal/oxygen compositions and a process for their preparation
10/11/1983US4409127 Attrition resistant metal/oxygen compositions and a process for their preparation
10/11/1983CA1155104A1 Catalyst supports and cracking catalysts incorporating them
10/05/1983EP0090442A2 Process for the preparation of catalytically active cross-linked metal silicate
10/04/1983US4408067 Process for producing carboxylic acid esters from nitriles
10/04/1983US4407735 Method of impregnating spheres of activated alumina for use in catalyst support with cerium
10/04/1983US4407731 Treatment of support with aqueous acid and base beford roasting and impregnation
10/04/1983CA1154740A1 Method for forming high surface area catalyst carrier and catalyst using same
10/04/1983CA1154737A1 Microporous glass catalysts
09/1983
09/28/1983EP0089587A2 Catalyst and its use in the production of methyl methacrylate
09/28/1983EP0089425A1 Method for the preparation of integral shaped replications of shaped, porous and dissolvable materials for use as adsorbents in fixed bed adsorption processes
09/27/1983US4406821 Etherification catalyst
09/27/1983CA1154460A1 Process for the preparation of nitrosobenzene
09/27/1983CA1154440A1 Proton-catalysed reactions catalysed by hydrogen ion- exchanged layered clays
09/20/1983US4405505 Supported titanium oxide and vanadium pentoxide
09/20/1983CA1154014A1 Proton-catalysed reactions in which water is not a stoichiometer reactant catalysed by metal cation- exchanged layered clays
09/20/1983CA1153976A1 Hydrocarbon cracking process
09/13/1983US4404417 Isomerization
09/13/1983US4404416 Isomerization
09/13/1983US4404399 Coproduction of aniline and diphenylamine
09/13/1983US4404090 Passivation of metal contaminants on cracking catalyst
09/13/1983CA1153754A1 Attrition resistant higher active component fluid bed catalysts and use thereof
09/13/1983CA1153750A1 Hydrotreatment of heavy hydrocarbon oils containing asphaltenes, and catalysts therefor
09/06/1983US4403044 Process for carrying out catalytic conversions
09/06/1983US4402662 Thermal shock resistant split-cylinder structures
09/06/1983CA1153386A1 Process for the preparation of urethanes
09/06/1983CA1153353A1 Process for the preparation of alumina agglomerates
08/1983
08/31/1983EP0086822A1 Process for the production of methyl halides and methyl alcohol from methane.
08/30/1983US4401823 Hydrogenolysis of polyhydroxylated compounds
08/30/1983US4401557 Catalysts for hydrocarbon conversion
08/30/1983CA1153020A1 Pillared interlayered clay products
08/30/1983CA1153016A1 Production of thiophenol
08/24/1983EP0086543A1 Crystalline silicate catalysts with deactivated external surface, and process for its deactivation
08/24/1983EP0086370A1 Process for the production of a diester of oxalic acid
08/23/1983US4400574 Isomerization catalyst and process for production thereof
08/18/1983WO1983002773A1 Process for preparing dialkyl trisulfides
08/17/1983EP0085996A2 Process for the preparation of unsymmetrical aliphatic ketones
08/16/1983US4399119 Oil drop method
08/16/1983US4399112 Process for the catalytic incineration of residual gases containing a low content of at least one sulfur compound selected from COS, CS2 and the mercaptans and possibility at least one member of the group
08/16/1983US4399057 Catalyst and support, their methods of preparation, and processes employing same
08/16/1983US4399052 Activated carbonaceous honeycomb body and production method thereof
08/16/1983US4399026 Process for hydrotreating heavy hydrocarbon oils, catalysts therefor, and a method of preparing such catalysts
08/10/1983EP0085592A1 Boehmites and extremely pure pseudoboehmites, and process for their manufacture
08/10/1983EP0085357A2 Heating silica gel in inert atmosphere before activation
08/10/1983EP0085342A2 Process for the preparation of catalytically active aluminosilicates, and use thereof
08/09/1983US4398051 Catalytic, from alkyl tert-alkyl ether
08/09/1983US4398042 From liquid hydrogen sulfide and glycidol in presence of catalyst
08/09/1983US4397770 Method of preparing a catalyst
08/09/1983CA1151676A1 Production of tertiary olefins
08/09/1983CA1151670A1 Process for the production of oxygenated hydrocarbons from synthesis gas
08/03/1983EP0084564A1 Bifunctional acid-base catalyzed conversion of hetero-substituted methanes into olefins.
08/02/1983US4396497 Hydrocarbon treatment
08/02/1983CA1151134A1 Process and catalyst for olefin hydration
08/02/1983CA1151132A1 High pressure oxygen aqueous phase demetallization
07/1983
07/27/1983EP0084305A2 Attrition resistant metal/oxygen compositions
07/27/1983EP0084286A1 Process for the preparation of epsilon-caprolactone
07/27/1983EP0084273A2 Production of synthesis gas
07/26/1983US4395580 In presence of steam and catalyst comprising alumina with group four metal or compound
07/26/1983US4395563 Acid catalysts, solid group 2a metal oxides
07/26/1983US4395329 Catalyst and process for hydrorefining hydrocarbon charges with high contents of metals, resins and/or asphaltenes
07/26/1983US4395328 Catalyst and support, their methods of preparation, and processes employing same
07/20/1983EP0083894A1 Production of percarboxylic acids
07/20/1983EP0083791A2 Shaped articles containing silica, processes for their preparation and their use
07/19/1983US4394253 Inorganic oxide gel support
07/19/1983US4394252 Divalanent titanium, vanadium or chromoum
07/19/1983CA1150177A1 Process for fluid catalytic cracking of distillation residual oils
07/12/1983US4392990 Heating silica gel in inert atmosphere before activation
07/12/1983US4392988 Coating with alumina-silica
07/12/1983US4392987 Alumina spheroids with controlled small particle size and a process for producing them
07/05/1983US4392004 Treatment with base on active carbon support
07/05/1983CA1149243A1 Application of an alumina coating to oxide whisker- covered surface on a1-containing stainless steel foil
06/1983
06/29/1983EP0082641A1 Catalysts for the production of alcohols from olefins and synthesis gas and process employing such catalysts
06/29/1983EP0082620A2 Nitrogenation of hydrocarbons to produce cyclic imides and dinitriles
06/29/1983EP0082569A1 Process for preparing alkanol alkoxylates
06/29/1983EP0082222A1 Catalytic process for converting carbon monoxide to a high energy gas
06/28/1983US4390726 Process for the production of guanidine nitrate from a mixture of urea and ammonium nitrate and apparatus for its performance
06/28/1983US4390456 Automobile exhaust systems
06/28/1983CA1148923A1 Process for hydrotreating heavy hydrocarbon oils, catalysts therefor, and a method of preparing such catalysts
06/28/1983CA1148888A1 Catalytic cracking process
06/21/1983US4389385 Production of porous gels and ceramic materials
06/14/1983US4388288 Preparation of shaped titanium dioxide catalyst/carrier and catalysis of gaseous sulfur compounds therewith
06/14/1983US4388222 Ni/Co Mo P On titania-alumina hydrodesulfurizing catalyst
06/14/1983CA1148135A1 Cracking catalysts
06/07/1983US4387258 Of acetylenes and diolefins
06/07/1983US4387224 Melamine quality by reactivation of the melamine synthesis catalyst
06/07/1983CA1147715A1 Catalyst for hydrotreating heavy hydrocarbon oils, method of preparing same and process for hydrotreating heavy hydrocarbon oils
06/07/1983CA1147714A1 Adsorbent materials for oils and fats
1 ... 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 ... 286