Patents
Patents for B01J 21 - Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium (28,523)
04/1984
04/11/1984EP0105164A1 Process for the chlorination of oxidic materials
04/10/1984US4442223 Blend of alumina, silica, weighting agent and zeolite
04/10/1984CA1165305A1 Cordierite bead catalyst support and method of preparation
04/04/1984EP0104607A1 Process for the production of pseudocumene or durene
04/03/1984US4440958 Adding a strong acid; esterification, etherification, hydration and cracking reactions
04/03/1984US4440956 Selective hydrogenation of acetylenes in the presence of butadiene and catalyst used in the hydrogenation
04/03/1984US4440875 Zirconium oxide promoted with alkali metal compound
04/03/1984US4440872 Transition metal oxide acid catalysts
04/03/1984US4440871 Crystalline silicoaluminophosphates
03/1984
03/29/1984WO1984001146A1 Preparation of ortho-alkylated phenols using magnesium compound catalysts
03/27/1984US4439544 Support cobalt-silica coprecipitated hydrogenation catalyst
03/27/1984US4439533 Fluid particle backmixed cooling process
03/27/1984US4439349 Mesoporous carbons
03/27/1984US4439312 Catalyst for hydrotreating heavy hydrocarbon oils, method of preparing same and process for hydrotreating heavy hydrocarbon oils
03/27/1984CA1164437A1 Catalysts for producing 3-cyanopyridine
03/27/1984CA1164436A1 Hydrocarbon desulfurization catalyst and process
03/27/1984CA1164432A1 Process for the production of a low density activated alumina formed product
03/21/1984EP0103241A2 Process for the preparation of ortho-benzyl phenol
03/21/1984EP0103117A1 Crystalline silicoaluminophosphates
03/20/1984US4438219 Alumina catalyst stable at high temperatures
03/20/1984US4438042 Preparation of aromatic/aliphatic nitriles
03/20/1984CA1164015A1 Process for synthesizing aniline
03/20/1984CA1163981A1 Three-stage catalyst regeneration
03/20/1984CA1163810A1 Process for the removal of vanadium-containing acid from an acid-extracted deactivated demetallization catalyst
03/14/1984EP0102920A1 Process for the preparation of sterically hindered hydroxyphenyl carboxylic-acid esters
03/14/1984EP0102858A1 Process for the preparation of vinyl chloride
03/13/1984US4436944 Cyclization, aromatization
03/13/1984US4436883 Chromium, titanium, silica ter-gel
03/13/1984US4436832 Process for the preparation of bridged clays, clays prepared by said process, and uses for said clays
03/13/1984US4436669 Preparation of aromatic/aliphatic nitriles
03/13/1984CA1163614A1 Extruded bimodal alumina catalyst supports
03/07/1984EP0101921A1 Amines via the amination of olefins using offretite
03/06/1984US4435375 Heating in a plasma to effect graphitization
03/06/1984CA1163222A1 Simultaneous demetalization and hydrocracking of heavy hydrocarbon oils
03/01/1984WO1984000749A1 Catalytic process for the production of methanol
03/01/1984WO1984000702A1 Catalysts
02/1984
02/29/1984EP0101645A1 Catalytic process for the production of methanol
02/28/1984US4434280 Polymerization process using surface heat treated silica-containing catalyst base
02/28/1984US4434245 Fluid particle cooling process and apparatus
02/28/1984CA1162946A1 Selective hydrogenation
02/28/1984CA1162877A1 Purification of tetrahydrofuran
02/22/1984EP0101337A1 Process for the production of methylene chloride
02/21/1984US4432872 Apparatus for oxidation or reduction process in water solution with electrochemically active catalyst on a porous carrier
02/21/1984CA1162522A1 Catalyst and process for conversion of hydrocarbons
02/21/1984CA1162400A1 Intercalation compound of a graphite with a thiazyl salt, a process for producing the same, and an electrically conductive material comprising the intercalation compound of a graphite with a thiazyl salt
02/08/1984EP0100115A2 Composite crystalline alumium silicates and their use in a process for dewaxing hydrocarbon oils
02/01/1984EP0099867A1 Electrolytic cell cathode
02/01/1984EP0099676A1 Catalytic preparation of dimethyl ether
01/1984
01/31/1984US4429155 Preparation of aromatic amines
01/31/1984US4428864 Coating of substrates
01/31/1984US4428863 Alumina compositions of improved strength useful as catalyst supports
01/25/1984EP0099337A2 Reticulated refractory metal structure and method for making
01/24/1984US4427791 Activation of inorganic oxides
01/24/1984US4427749 Product intended to be used as a photocatalyst, method for the preparation of such product and utilization of such product
01/24/1984US4427721 Cracker tubes, refractory oxide
01/24/1984US4427578 Amorphous silica-based catalyst and process for its production
01/24/1984US4427510 Light driven photocatalytic process
01/24/1984CA1161019A1 Cracking catalyst restoration with aluminum compounds
01/18/1984EP0098764A1 Supported catalyst with resistance against metal poisoning, and its use in the hydrotreatment of petroleum fractions containing metal
01/11/1984EP0098181A1 Process for the production of a hydrocarbon conversion catalyst
01/11/1984EP0097740A2 Method of hydrorefining catalyst manufacture
01/10/1984US4425259 Endothermic removal of coke deposited on catalytic materials during carbo-metallic oil conversion
01/10/1984CA1160223A1 Preparation of n-(alkylaminoalkyl) acrylamides
01/04/1984EP0097539A1 Process for the manufacture of alumina spheres formed by droplet coagulation
01/03/1984US4424320 Polymerization with a silica base catalyst having titanium incorporated through use of peroxide
01/03/1984US4424192 Fluid catalyst regeneration apparatus
01/03/1984US4424142 Catalyst for hydrotreatment of heavy hydrocarbon oils
12/1983
12/27/1983US4423270 Process for catalytic dehydration of ethanol vapor to ethylene
12/27/1983US4423263 Process for the side-chain polyhalogenation of polyalkylaromatic hydrocarbons
12/27/1983US4422960 Catalysts for hydrotreatment of heavy hydrocarbon oils containing asphaltenes
12/27/1983CA1159433A1 Process for the production of catalyst for the hydration of olefins
12/21/1983EP0096382A2 Process for the hydrogenation of heavy oils, bitumen and the like
12/20/1983US4421941 Catalyst and process for selective production of para-dialkysubstituted benzenes
12/20/1983US4421699 Method for producing a cordierite body
12/13/1983US4420648 Process for hydrogenating organic compounds with a supported cobalt-silica coprecipitated hydrogenation catalyst
12/13/1983US4420420 Oxidation, hydrogenation catalyst
12/07/1983EP0095783A2 Catalyzed aldol condensations
12/06/1983US4419337 Process and apparatus for reacting sulphur-containing material with oxidizing gas
12/06/1983US4419275 Method of hydrorefining catalyst manufacture
12/06/1983US4419272 Catalysts for the production of 2-cyanopyrazine
12/01/1983EP0084564A4 Bifunctional acid-base catalyzed conversion of hetero-substituted methanes into olefins.
11/1983
11/29/1983US4418008 Process for increasing the activity of perovskite catalysts and hydrocarbon treating processes using the activated catalyst
11/29/1983US4418005 Methylation of phenols
11/29/1983US4418004 Active carbon impregnated with chromium sulfate
11/22/1983US4417073 Process for the preparation of substituted acetic acids and derivatives thereof
11/22/1983CA1157485A1 Process for the production of polyisobutenes
11/22/1983CA1157234A1 Process for catalytic burning of residual gases containing at least one sulphur compound of the groups cos, cs.sub.2 in low concentration, and mercaptans
11/16/1983EP0094138A1 Process for preparing pure silicon dioxide having high mechanical strength, as well as silicon dioxide obtained by applying this process
11/15/1983US4415499 Process for the manufacture of palladium(II) catalyst and for the manufacture of alkenyl esters of carboxylic acids employing said catalyst
11/15/1983US4415479 Adsorption from an aqueous solution of palladium compound, amine and acid; selective hydrogenation of p-carboxybenzaldehyde impurity
11/15/1983US4415478 Deashing a support by leaching with mineral acid; washing with aqueous organic acid or ammonium salt
11/15/1983CA1157052A1 Inorganic catalyst for alkoxylation of alcohols
11/09/1983EP0093476A1 Conversion of certain hydrocarbons using calcined TEA silicate catalyst
11/09/1983EP0093332A1 Method for the preparation of 2,2-dimethyl-propane nitrile
11/08/1983US4414256 Chemically wetted film of metal phase on graphite and process for preparing same
11/08/1983US4414139 Catalyst carriers for purification of waste gas and process for preparing the same
11/08/1983US4414137 Catalytically active amorphous silica
11/08/1983CA1156591A1 Method for two stage catalyst regeneration
11/02/1983EP0092858A2 Process for the preparation of a catalytically active metal silicate
11/01/1983CA1156265A1 Process for carrying out catalytic conversions