Patents for C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals (135) |
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06/16/1992 | CA1303327C Production of pure magnesium chloride solution from siliceous magnesiumminerals |
06/02/1992 | CA1302048C Process for the preparation of pure magnesium-oxide, especially suitablefor the preparation of fireproof objects |
10/08/1991 | CA1290135C Calcium hypochlorite process |
09/04/1991 | EP0319560B1 Process for producing pure magnesium oxide |
06/25/1991 | US5026527 Pressure release valve on receiving vessel controlled by means of signal from flow meter which measures flow rate of reaction products flowing from autoclave to receiver to maintain constant flow rate |
06/12/1991 | EP0431404A2 Formation of titanium, magnesium and zirconium calcium oxides |
04/24/1991 | EP0423490A1 Friable particles and processes for preparing same |
03/27/1991 | CN1050145A Alumina particles |
08/28/1990 | US4952389 Fluized bed catalyst carriers for high temperature steam processes; friable, porous spheres; agglomerating with clay, deagglomeration |
07/31/1990 | US4944928 Process for producing pure magnesium oxide |
03/27/1990 | US4912078 Mixing magnesium and aluminum hydroxide; autoclaving; compression; sintering |
06/14/1989 | EP0319560A1 Process for producing pure magnesium oxide. |
03/08/1989 | EP0305607A1 Process for preparing mordenite |
12/29/1988 | WO1988010236A1 Process for producing pure magnesium oxide |
12/28/1988 | EP0297088A1 Process for the preparation of pure magnesium oxide especially useful for the preparation of refractory products |
09/07/1988 | EP0169842B1 Method for the preparation of phosphoric acid and calcium sulphate |
06/28/1988 | US4753787 Method and structure for forming a reaction product |
06/08/1988 | CN85102921A Method of making pharmaceutical hyaluronic acid components and medical therefrom |
04/05/1988 | US4736024 Process for preparing salt of hyaluronic acid with a pharmaceutically active substance |
01/20/1988 | EP0253570A2 Method and structure for forming a reaction product |
01/19/1988 | CA1231514A1 Method of making yttrium silicon oxynitrides |
08/18/1987 | US4687654 Process for preparing ZSM-5, large pore mordenite and ZSM-35 |
04/21/1987 | US4659560 Deodorant compositions |
10/15/1986 | EP0197718A2 New medicaments for topical use |
09/30/1986 | CA1211919A1 Method for preparing phosphoric acid and calcium sulfate |
08/13/1986 | CN85100291A Large flat strip winding cylinder type pressure stock tank |
05/13/1986 | US4588570 Method for the preparation of phosphoric acid and calcium sulphate |
02/05/1986 | EP0169842A1 Method for the preparation of phosphoric acid and calcium sulphate. |
10/01/1985 | CA1194273A1 Production of alumina from aluminous siliceous materials |
09/27/1984 | WO1984003690A1 Method for the preparation of phosphoric acid and calcium sulphate |
01/18/1984 | EP0098641A2 Process for preparing ZMS-5 zeolites |
07/26/1983 | CA1150711A1 Crystallising of a zeolithe during industrial manufacturing processes |
04/12/1983 | CA1144481A1 Magnesium or lanthanum compound as deodorant |
02/25/1981 | EP0024175A2 Composition and process for reducing axillary odour |
01/30/1979 | CA1047230A1 Extraction of alumina from bauxite |