Patents for C01F 7 - Compounds of aluminium (12,677) |
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04/01/1980 | CA1074769A1 Pellet type oxidation catalyst |
04/01/1980 | CA1074574A1 Fused aluminum oxide abrasive grain containing reduced titanium oxide |
03/18/1980 | US4193791 Concentration of hydrated aluminum oxide minerals by flotation |
03/18/1980 | US4193768 Method for preparing corundum particles |
03/18/1980 | CA1073774A1 Aluminium hydroxychloride compositions |
03/04/1980 | US4191737 Increasing alumina slurry life |
02/26/1980 | US4190639 Carbon monoxide, multivalent metal chloride molten salts, phosgene |
02/26/1980 | CA1072299A1 Production of alumina from ores |
02/26/1980 | CA1072298A1 Production of beta-lithium aluminate |
02/19/1980 | US4189782 Memory organization |
02/19/1980 | US4189326 Magnesium aluminum oxide |
02/19/1980 | CA1072043A1 Method of extracting gallium from aluminate solutions |
02/19/1980 | CA1071849A1 Process for preparing parts made of alkaline beta alumina |
02/12/1980 | CA1071381A1 Process for manufacturing aluminum fluoride |
02/06/1980 | EP0007833A1 Highly reactive alumina and process for its preparation |
02/06/1980 | EP0007801A2 A process for preparing a stable, high surface alpha-alumina from gamma-alumina |
02/06/1980 | EP0007434A1 Process for producing crystalline cryolite |
01/29/1980 | US4186178 Stabilization against increase in viscosity |
01/29/1980 | CA1070592A1 Process for the preparation of aluminum hydroxychlorides |
01/29/1980 | CA1070478A1 Process of producing calcium aluminate trisulfate hydrate and the dehydration product thereof |
01/15/1980 | US4183900 Recovery of Mg++ from brines |
01/15/1980 | CA1069673A1 Production of aluminum chloride |
01/09/1980 | EP0006739A1 Antiperspirant composition and methods for its preparation and use |
01/09/1980 | EP0006593A1 Process for producing tobermorite and ettringite |
01/08/1980 | US4182747 Chlorides of aluminum, molybdenum, vanadium, cobalt, nickel; separating hydrocarbons impregnating waste catalyst support; chlorinating; passing effluent through sodium chloride |
01/08/1980 | CA1069486A1 Method of preparing a controlled pore volume alumina with citric acid |
12/18/1979 | US4179581 Paraffinic hydrocarbon isomerization process |
12/18/1979 | US4179411 Method of preparing a controlled pore volume alumina with citric acid |
12/18/1979 | US4179408 Process for preparing spheroidal alumina particles |
12/12/1979 | EP0006070A1 Process for obtaining pure aluminium oxide by hydrochloric acid leaching of aluminous minerals and extraction of impurities by a sulfuric-acid treatment |
12/11/1979 | US4178187 Mixed oxide compound NdAlO3 for casting advanced superalloy materials |
12/11/1979 | CA1067677A1 Aluminum chloride product and method of preparation |
12/04/1979 | US4177251 Lithium |
12/04/1979 | US4177242 Forming insoluble aluminum chlorosulfate which is separated and thermally decomposed |
12/04/1979 | US4177235 Purification with silica |
11/28/1979 | EP0005679A1 Continuous process for obtaining pure aluminium oxide from an acid liquor originating from the chloro-sulfuric leaching of an aluminous mineral, and the purification of the liquor separated from the aluminium oxide |
11/27/1979 | US4176171 High pore volume alumina from dilute high injection alkoxide feed |
11/27/1979 | CA1066872A1 Method and apparatus for the fabrication of pure alumina from al2o3 and silica containing raw materials by leaching with hydrochloric acid |
11/27/1979 | CA1066871A1 Recovery of solid selectively constituted high purity aluminum chloride from gaseous effluent |
11/20/1979 | US4175118 Method for manufacturing a high porous alumina having a large surface area and a low bulk density |
11/20/1979 | CA1066482A1 Production of alumina |
11/14/1979 | EP0005419A1 Aluminium sulphate compositions containing polynuclear complexes and a method of producing the same and the use thereof |
11/13/1979 | CA1066026A1 Redox treatment of alunite ore |
11/13/1979 | CA1066025A1 Method of treating alunite ore |
11/06/1979 | US4173622 Zeolite A crystals of uniformly small particle size and the manufacture thereof |
11/06/1979 | CA1065746A1 A1n masking for selective etching of sapphire |
11/06/1979 | CA1065581A1 PRECIPITATING .alpha. ALUMINA MONOHYDRATE |
11/06/1979 | CA1065580A1 Methods for producing beta-alumina composites |
10/30/1979 | US4172879 Ferric iron removal from aluminum fluoride solutions |
10/30/1979 | US4172809 Alumina, a method for its preparation and said alumina as carrier containing catalysts |
10/23/1979 | CA1065068A1 Method of selectively precipitating metals from solutions |
10/23/1979 | CA1064686A1 Fabrication process for parts made of alkaline beta alumina |
10/17/1979 | EP0004841A2 Integrated process for treating waste water from anodisation plants |
10/17/1979 | EP0004670A1 Process for the continious preparation of aluminium fluoride |
10/17/1979 | EP0004643A2 Active anticorrosion pigments containing calcium oxide, aluminium oxide and iron oxide, process for their preparation and their use |
10/16/1979 | US4171346 Reactor heater |
10/16/1979 | US4171205 Crystallization |
10/09/1979 | CA1063812A1 Preparation of abrasive material from spent catalysts |
10/02/1979 | US4169883 Process for preparing ultra-stable, high surface area alpha-alumina |
10/02/1979 | US4169874 Process for preparing shaped particles from rehydratable alumina |
10/02/1979 | US4169824 Red mud treatment |
10/02/1979 | CA1063319A1 Process of producing aluminum fluoride |
09/25/1979 | CA1062985A1 Alumina dispersions |
09/11/1979 | US4167550 Methods of manufacture of beta-alumina |
09/04/1979 | CA1061691A1 Preparation of damage-free surface on alpha-alumina |
08/28/1979 | US4166100 Decomposing alumina trihydride to aluminum hydroxide, hydrating, acidifying, calcining |
08/22/1979 | EP0003713A1 Process for the thermic decomposition of aluminium chloride hexahydrate by indirect heating |
08/14/1979 | US4164557 Process for the production of β-lithium aluminate and needle-shaped product |
08/14/1979 | CA1060424A1 Alumina-based bodies obtained by agglomeration which are resistant to elevated temperatures |
08/14/1979 | CA1060166A1 Shaping and heat treating compositions of decomposable aluminium compounds |
07/24/1979 | CA1058828A1 Process of producing calcium aluminate monosulfate hydrate |
07/11/1979 | EP0002960A1 Manufacture of zeolite A crystals of uniformly small particle size |
07/10/1979 | US4160815 Aluminum sulfate manufacturing process |
07/10/1979 | US4160809 Modified pyrohydrolysis process for spent aluminum reduction cell linings |
07/10/1979 | US4160808 Pyrohydrolysis process for spent aluminum reduction cell linings |
07/03/1979 | US4160118 Method and apparatus for superheating gases |
07/03/1979 | US4159969 Process for the preparation of agglomerates of porous aluminum oxide |
07/03/1979 | CA1057731A1 Granular active alumina with high apparent density and high mechanical durability |
06/26/1979 | US4159313 Alumina agglomerates with good mechanical strength and a method of obtaining them |
06/26/1979 | US4159311 Anion exchange resin having microcrystals of lithium halide-aluminum hydroxide suspended therein |
06/26/1979 | US4159310 Process for recovering aluminum and other metal values from fly ash |
06/19/1979 | US4158701 Pyrohydrolysis system for processing fluorine-containing spent and waste materials |
06/12/1979 | US4158042 Acidification, recivering aluminum chloride, regeneration of hydrogen chloride gas |
06/05/1979 | US4157382 Process for preparing low soda pseudoboehmite gel |
06/05/1979 | CA1055918A1 Preparation of spheroidal alumina particles |
06/05/1979 | CA1055917A1 Process for preparing spheroidal silico-alumina particles |
05/30/1979 | EP0002016A1 Method of purifying ammonium fluoride solutions |
05/15/1979 | US4154812 Precipitation from aluminum sulfate and sodium aluminate |
05/15/1979 | CA1054592A1 Process for preparing spheroidal alumina particles |
05/15/1979 | CA1054516A1 Compositions and methods for diagnosing brucella canis infection |
05/08/1979 | US4153669 Removal of metals from waste materials that contain bimetallic salt complexes |
05/08/1979 | US4153452 Recovery of metals from bimetallic salt complexes |
05/01/1979 | CA1053443A1 process for the thermal decomposition of aluminium chloride hexahydrate |
04/24/1979 | US4151267 Process for producing alumina |
04/24/1979 | US4150952 Sampling, particle size and surface area measurement |
04/18/1979 | EP0001537A1 Process for the treatment of solutions containing carbonate, sulfate, possibly hydroxide of sodium or potassium and at least one of the metals vanadium, uranium, molybdenum |
04/17/1979 | US4149898 Decomposition of smelted metallurgical slag by ultrasonic or high frequency vibration |
04/17/1979 | CA1052583A1 Process for digesting goethite-containing bauxites according to the bayer technology |
04/17/1979 | CA1052582A1 Process for liquid/liquid extraction of gallium |
04/03/1979 | US4147734 Process for dealkylating an alkylaromatic hydrocarbon using supported catalyst |