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