Patents for B01J 25 - Catalysts of the raney type (1,735)
06/1992
06/15/1992CA2057640A1 Process for the preparation of saturated primary fatty amines by hydrogenation of the corresponding unsaturated primary fatty amines
06/11/1992WO1992009559A1 Process for producing amino carboxylic acid salt
06/02/1992US5118883 Self-condensation, catalytic hydrogenolysis
05/1992
05/27/1992EP0486806A1 Process for the preparation of racemic pilosinine derivatives
05/19/1992CA1301193C Process for the fabrication of methyl-2-pentanediamine by hydrogenation of methyl-2-glutaronitrile
05/13/1992EP0484650A1 Process for the preparation of substituted monoamides from monoalkylesters of dicarboxylic acids
05/07/1992DE4035078A1 Substd. mono:amide(s) of di:carboxylic acid mono:alkyl ester(s) prepn. - by reacting di:carboxylic and alkyl ester with nitrile and hydrogen@ in presence or hydrogenation catalyst
05/05/1992CA1300174C Triethylamine catalyzed npg production utilizing a gas sparged reactor
04/1992
04/29/1992EP0482347A2 Bis-(3-cyano-3,5,5-trimethyl-cyclohexylidene)-azine, process for its production and further processing to 3-(aminomethyl)-3,5,5-trimethyl-cyclohexylamine
04/24/1992WO1992006949A1 Process for producing salt of amino carboxylic acid
04/24/1992CA2053791A1 Process for the preparation of racemic pilosinine derivatives
04/22/1992CN1016340B Preparation process of acrylamide
04/21/1992US5107034 Bromination of 4-hydroxyacetophenone, treating with methoxide to produce alpha-methoxy-4-hydroxyacetophenone, reduction
04/14/1992US5105011 Catalytic hydrogenation using nickel, cobalt or iron with metal iodide yields aromatic haloamines
04/14/1992US5104992 Method of preparing 2-phenyl benezothriazoles
04/07/1992US5103061 Synthesis of hydrocarbyl amines
04/05/1992WO1992006069A1 Method for obtaining acetic acid derivatives
03/1992
03/31/1992US5101044 Preparation of n-substituted pyrrolidin-2-ones
03/31/1992CA1298313C Preparation process of acrylamide
03/31/1992CA1298311C Preparation process of (meth)acrylamide
03/24/1992US5099073 Catalytic process for the production of diketone derivatives of polyoxypropylene glycols
03/24/1992CA1297902C Process for preparing glyoxylic acid
03/18/1992EP0475289A1 Method of recovering nickel
03/18/1992EP0475044A1 Process for the production of aminoarylsulphonic acids
03/18/1992EP0474972A1 Catalytic net preparation process, the catalytic net and use thereof
03/18/1992EP0474761A1 Catalyst for heterogeneous catalysis consisting of an alloy of transition metals.
03/14/1992CA2051016A1 Nickel recovery process
03/11/1992EP0474259A2 Process for producing mercaptophenols by the hydrogenolysis of polythiobisphenols
03/11/1992EP0474057A1 Process for the preparation of N-(2-chloro-pyridine-5-yl-methyl)-ethylendiamin
03/11/1992EP0473958A2 Method and apparatus for manufacturing tablets from powdered metal and their use as catalysts
03/04/1992CN1015718B Lubricants and polyfluorinated compounds which can be used as additives
03/03/1992US5093537 Hydrolysis of Acrolein, Hydrogwnation of 3-Hydroxypropanal, Alumina-Bound Zeolite
02/1992
02/25/1992US5091355 For safe handling and storage; embedded in ice
02/25/1992US5090997 Atomizing liquid alloy with water or water and gas, cooling, drying
02/18/1992US5089625 Substituted cyclic kentones, substituted cyclic enones
01/1992
01/29/1992EP0468320A1 Process for the preparation of glycols from formaldehyde
01/21/1992US5082944 Raney nickel hydrogenation catalyst
01/14/1992US5081321 Catalytic hydrogenation of acetone
01/14/1992US5081283 Fluorocyclopropyl derivative fungicide intermediates
12/1991
12/31/1991US5077257 Diffusion-coated metals
12/11/1991EP0460544A2 Process for the preparation of sulphonated anthranilic acids
12/10/1991US5071572 Production of alcohols
11/1991
11/26/1991US5068335 Catalytic hydrogenation of triacetonamine in the presence of nickel, cobalt, ruthenium, rhodium, osmium and iridium
11/05/1991US5063189 Hydrogenation catalyst for foods
10/1991
10/30/1991EP0453949A1 Process for the production of alkyltetrahydroanthrahydroquinone solutions and their use as working solution in the production of hydrogen peroxide by the anthraquinone process
10/26/1991CA2041159A1 Process for producing alkyltetrahydroanthrahydroquinones and working solutions containing them for producing hydrogen peroxide by the anthraquinone process
10/16/1991EP0452004A2 Polyalkoxyamines, their preparation, dispersant additives prepared therefrom and use of the additives in lubricating oils and fuels
10/02/1991EP0449603A1 Production of 4-hydroxyphenethyl alcohol
10/02/1991EP0449602A1 Method for producing 4-(2'-methoxyethyl) phenol
09/1991
09/30/1991CA2039198A1 Polyalkoxyamines, their preparation, dispersant additives prepared therefrom and use of the additives in lubricating oils and fuels
09/29/1991CA2036498A1 Method for producing 4-(2'-methoxyethyl) phenol
09/29/1991CA2036358A1 Production of 4-hydroxyphenethyl alcohol
09/03/1991US5045520 Aluminum-Copper Alloy
08/1991
08/20/1991US5041656 Preparation process of (meth)acrylamide
08/13/1991US5039649 Embedding in a fusible organic media
07/1991
07/31/1991EP0438964A1 Polyamines and their preparation
07/24/1991EP0437788A1 Process for preparing powdered aluminium alloys
07/16/1991CA1286311C Preparation of 6-aminocaproates
07/13/1991CA2034076A1 Polyamines and their preparation
07/10/1991CN1052854A Process for preparation of z-(zfuryl) ethanol amine
07/03/1991EP0435840A2 Process for the preparation of 2-(2-furyl) ethanol amine
06/1991
06/27/1991CA2025374A1 Process for the preparation of 2- (2-furyl)ethanol amine
06/12/1991EP0431521A1 Aminobutanol derivative and process for the preparation of 3-pyrrolidinol from the same
06/11/1991US5023379 Process for the preparation of hydroxyamines
05/1991
05/30/1991WO1991007242A1 Treatment of metals for coating or activation
05/29/1991EP0428831A1 Process of preparation of pyridine-3-sulfonic acids
05/14/1991US5015780 Catalytic dehalogenation of dihalo compound with hydrogen
05/14/1991US5015773 Reaction of a polyether with an amine in the presence of hydrogen
05/14/1991US5015766 Preparation process of acrylamide
04/1991
04/23/1991US5010050 Process of producing composite material consisting of sheet metal plates, metal strips and foils having a skeleton surface structure and use of the composite materials
04/17/1991EP0422366A2 Process for the preparation of N-substituted pyrolidin-2-ones
04/16/1991CA1283128C Process for the preparation of hydroxyamines
03/1991
03/26/1991US5003115 Epoxidation of acetoxystyrene with a percarboxylic acid to produce acetoxyphenyl oxirane, hydrogenation followed by saponification
02/1991
02/27/1991EP0414637A1 Process for the production of aromatic amines
02/27/1991EP0414262A2 Process for the preparation of cyclic amino anticonvulsant compounds
02/27/1991CN1049493A Hydrogenation of alpha-hydroxy ketones
02/26/1991CA2023874A1 Process for cyclic amino acid anticonvulsant compounds
02/19/1991US4994619 Substituted cyclic ketones, substituted cyclic enones, and process for producing the same
02/06/1991EP0411084A1 Synthesis of hydrocarbyl amines.
02/05/1991US4990694 Optically active dimethyl heptanediols
01/1991
01/23/1991EP0409716A2 Process for the hydrogenation of halogenated nitroaromatic derivatives in the presence of iodides
01/22/1991US4987263 Preparation of 2-methylpentadiamine
01/02/1991EP0406165A2 Process for the alkylation of aromatic amine
01/02/1991EP0405956A1 Hydrogenation of alpha-hydroxy ketones
12/1990
12/30/1990CA2020007A1 Hydrogenation of alpha-hydroxy ketones
12/27/1990EP0403511A1 Hydrogenation of halonitroaromatic compounds.
12/19/1990CN1047856A Reductive amination of carbonylnitriles and similar compounds
12/19/1990CN1047855A Amination of carbonyls
12/18/1990CA1277994C Lubricants and new polyfluorated compounds usuble as additives
12/13/1990WO1990014889A1 Catalyst for heterogeneous catalysis consisting of an alloy of transition metals
12/11/1990US4977260 Nitrogen and oxygen containing heterocyclic compounds
12/11/1990US4977036 Diffuson coating, cooling; surface treatment
11/1990
11/07/1990EP0395681A1 Triethylamine catalyzed neopentyl glycol production utilizing a gas sparged reactor.
10/1990
10/31/1990EP0394968A1 Amination of carbonyls
10/31/1990EP0394967A1 Reductive amination of carbonylnitriles and similar compounds
10/30/1990US4967008 Surfactants, coatings
10/30/1990US4967006 Coproduction of propanediamine and alkylated aminopropylamines
10/25/1990CA2015252A1 Reductive amination of carbonylnitriles and similar compounds
10/25/1990CA2015251A1 Amination of carbonyls
10/10/1990EP0391349A2 Coproduction of propanediamine and alkylated aminopropylamines
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