| Patents for C01F 11 - Compounds of calcium, strontium, or barium (8,019) |
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| 01/30/2002 | CN1333802A Organic polymer/fine inorganic particle aqueous dispersion with excellent dispersion stability and use thereof |
| 01/30/2002 | CN1333078A Water membrane flue gas dust-removing and desulfurating, desulfurating high-purity gypsum making technology |
| 01/29/2002 | US6342312 Calcium fluoride crystal, optical article and exposure apparatus for photo-lithography using the same |
| 01/29/2002 | US6342100 Bimolecular coated calcium carbonate and process of production thereof |
| 01/24/2002 | US20020009410 Controlling particle size; filler for paper |
| 01/23/2002 | EP1173386A1 Method, apparatus and use of chelating agents for the purification of calcium sulphate |
| 01/23/2002 | EP0793621B1 Method for purification of calcium carbonate |
| 01/23/2002 | CN1078091C Wet flue-gas desufurization system |
| 01/17/2002 | WO2002004351A1 Method for granulating calcium chloride hydrate and granulation apparatus |
| 01/17/2002 | WO2002004348A1 Method and apparatus for producing hydrogen fluoride |
| 01/10/2002 | WO2002002462A1 Titanium dioxide-calcium carbonate composite particles |
| 01/10/2002 | US20020004099 Process for producing chemical retarded lime |
| 01/09/2002 | CN1330534A Fine suspensions of poorly soluble calcium salts and their use in dental care products |
| 01/09/2002 | CN1330039A Industrial process for preparing nm-class active calcium carbonate |
| 01/08/2002 | US6337058 Process for producing calcium sulfide |
| 01/02/2002 | EP1165441A1 Process for the preparation of discrete particles of calcium carbonate |
| 01/02/2002 | EP1165439A1 Ammonia recovery |
| 01/01/2002 | US6335393 Composition comprising metal alkoxide selected from magnesium methoxide, barium methoxide, barium isopropoxide, aluminum isopropoxide, potassium tert-butoxide, lithium tert-butoxide and sodium ethoxide, and aromatic hydrocarbon |
| 12/27/2001 | WO2001049609A3 Highly reactive barium carbonate |
| 12/20/2001 | WO2001096240A1 Stabilised calcium hydroxide slurries |
| 12/20/2001 | WO2001096236A1 Phosphate acidulation utilizing hf acid |
| 12/20/2001 | US20010053345 Granulating or chemically treating a powdered inorganic salt containing an organic material, and then subjecting the material to heat treatment. |
| 12/20/2001 | CA2411977A1 Phosphate acidulation utilizing hf acid |
| 12/20/2001 | CA2410223A1 Stabilised calcium hydroxide slurries |
| 12/19/2001 | EP0946417B1 Method of recovering calcium from waste material or contaminated natural calcic material |
| 12/19/2001 | CN1327436A Calcium carbonate, and method for producing the same |
| 12/06/2001 | WO2001092422A1 Composite precipitated calcium carbonate/silicon compound pigment |
| 12/06/2001 | WO2001092157A1 Micronised barium sulphate |
| 12/06/2001 | WO2001092152A1 Method for recuperating a metal in carbonate or hydrogenocarbonate form |
| 12/06/2001 | WO2001092148A1 Method for producing fine-grained solids and/or for depositing layers of poorly soluble compounds |
| 12/06/2001 | DE10027623A1 Verfahren zur Herstellung von feinkristallinen Feststoffen und/oder zur Abscheidung von Schichten schwerlöslicher Verbindungen Process for the preparation of finely crystalline solids and / or for depositing layers of poorly soluble compounds |
| 12/06/2001 | DE10026791A1 Mikronisiertes Bariumsulfat Micronized barium sulfate |
| 12/05/2001 | EP1160201A2 Processes for preparing precipitated calcium carbonate compositions and the products thereof |
| 12/05/2001 | EP0833799B1 Method for production of sodium bicarbonate, sodium carbonate and ammonium sulfate from sodium sulfate |
| 12/05/2001 | CN1075743C Wet type exhaust gas desulfurization apparatus and method utilizing solid desulfurizing agent |
| 11/28/2001 | EP1157970A2 Sulfur dioxide removal process with regeneration scale prevention |
| 11/28/2001 | EP1080039B1 Calcium carbonate suspension and method for making same |
| 11/28/2001 | CN1323742A Method for producing high purity plaster |
| 11/27/2001 | US6322769 Ca(OH)2 particles |
| 11/27/2001 | US6322592 Bone reconstitution composite; for generation od synthetic bone |
| 11/22/2001 | CA2324825A1 Sulfur dioxide removal process with regeneration scale prevention |
| 11/20/2001 | US6320700 Light-transmitting optical member, manufacturing method thereof, evaluation method therefor, and optical lithography apparatus using the optical member |
| 11/20/2001 | US6319482 Treatment of fly ASH/APC residues including lead salt recovery |
| 11/15/2001 | WO2001085832A2 Particulate carbonates and their preparation and use in breathable film |
| 11/15/2001 | WO2001085615A1 Process for the production of calcium fluoride |
| 11/15/2001 | WO2001085412A2 Production process of high-purity gypsum |
| 11/14/2001 | EP1153887A2 Process for the purification of inorganic salt containing organic material |
| 11/14/2001 | EP1152666A2 Acidic solution of sparingly-soluble group iia complexes |
| 11/14/2001 | CN1321611A Method for producing nanometer calcium carbonate particles and carbonization reactor therefor |
| 11/14/2001 | CN1321610A Method for preparing potassium chloride from adkaline residue and potassium-containing rock |
| 11/13/2001 | US6315976 Method of producing potassium sulfate |
| 11/08/2001 | WO2001083374A2 Method for producing calcium nitrate granules |
| 11/08/2001 | US20010038820 A granular absorbent based on calcium sulfate that may be used for absorbing oil and water-based liquids, and obtained from gypsum, waste gypsum from wallboard, and synthetic gypsum; particle size between 4 to 100 mesh |
| 11/07/2001 | EP1151966A1 Stable plate-like calcitic calcium carbonate, process for its preparation and the use thereof |
| 11/07/2001 | EP1150919A1 Lime treatment |
| 11/07/2001 | EP0900256B1 Method for preparing particles comprising a core and a silica shell |
| 11/06/2001 | US6312659 Multifaceted spheres of calcium carbonate |
| 11/01/2001 | WO2001081255A1 Method for treating and upgrading effluents containing metallic sulphates using an ammonia addition step |
| 10/31/2001 | EP1149802A1 Calcium carbonate substantially free of ammonium ions and process for the preparation thereof |
| 10/31/2001 | EP1149049A1 Method for recycling fine calcium fluoride powder |
| 10/31/2001 | EP1149047A1 Procedure for preparing silica from calcium silicate |
| 10/30/2001 | US6309621 Chlorinating milk of lime to crystallize ca(clo4)*2h2o in the presence of prismatic ca(clo4)*2h2o seed crystals; adding hydrochloric acid in contact with a metal oxide to decompose to obtain a cacl2 solution |
| 10/25/2001 | US20010033820 Reacting aqueous calcium hydroxide slurry with carbon dioxide |
| 10/24/2001 | EP1147061A2 Production of concentrated carbonate suspensions |
| 10/18/2001 | WO2001077021A1 Production of strontium carbonate from celestite |
| 10/18/2001 | WO2001077020A1 Method for producing precipitated calcium carbonate |
| 10/18/2001 | US20010030029 Calcium carbonate; air pollution control |
| 10/18/2001 | US20010029762 Calcium sulfate having been compacted at pressure up to 1000 p.s.i., compacted calcium sulfate having particle size between 4 mesh and 100 mesh; recycling wallboard |
| 10/18/2001 | DE10017273A1 Production of precipitated calcium carbonate comprises controlling the functional properties of the product by controlling the viscosity of the milk of lime |
| 10/17/2001 | CN1073050C Calcium carbonate slurry, its prepairng process and method for mfg. padding paper |
| 10/16/2001 | US6303090 Uf6 vapor form is contacted with an aqueous solution of nh4oh at a ph greater than 7 to precipitate at least some solid uranium values as a solid leaving an aqueous solution containing nh4oh and nh4f and remaining uranium values. |
| 10/16/2001 | US6302959 Mn2+ activated green emitting SrAl12O19 luminescent material |
| 10/10/2001 | EP1139995A1 Fine suspensions of poorly soluble calcium salts and their use in dental care products |
| 10/10/2001 | CN1072607C Process for producing calcium oxide, with strontium oxide and barium oxide high value of water sorption speed |
| 10/04/2001 | EP1137595A1 Novel rheology regulators such as ground natural calcium carbonates optionally treated with a fatty acid or salt and their use |
| 09/25/2001 | US6294148 Process for high recovery of acetylene and lime from the reaction of calcium carbide with water |
| 09/25/2001 | US6294143 Process for the preparation of discrete particles of calcium carbonate |
| 09/18/2001 | US6290873 Phosphor preparation method |
| 09/13/2001 | WO2001066467A1 Precipitated aragonite and a process for producing it |
| 09/13/2001 | WO2001066466A1 Precipitated aragonite and a process for producing it |
| 09/13/2001 | US20010020696 Mn2+ activated green emitting SrAl12 O19 luminescent material |
| 09/13/2001 | CA2401899A1 Precipitated aragonite and a process for producing it |
| 09/12/2001 | EP1132431A1 Organic polymer/fine inorganic particle aqueous dispersion with excellent dispersion stability and use thereof |
| 09/12/2001 | EP1131381A1 Process for hydrophobicizing particles, and their use in polymer dispersions |
| 09/12/2001 | EP1131380A1 Process for treating particles, and their use in dispersions |
| 09/12/2001 | EP1131379A1 Process for hydrophobicizing particles, and their use in dispersions |
| 09/12/2001 | EP1040087A4 Stabilized liquid lime dispersion for sewage treatment |
| 09/12/2001 | EP0835343B1 Filler for use in paper manufacture and procedure for producing a filler |
| 09/12/2001 | CN1070719C Liquid medium extraction purification method |
| 09/11/2001 | US6288087 An extract from eupatorium purpurem, cytochrome p450 inducing compound, sugar, a source of phosphate, and one or more carriers |
| 09/07/2001 | WO2001064585A1 Silica-calcium carbonate composite particle |
| 09/07/2001 | CA2400128A1 Silica-calcium carbonate composite particle |
| 09/06/2001 | US20010019453 Light-transmitting optical member, manufacturing method thereof, evaluation method therefor, and optical lithography apparatus using the optical member |
| 09/06/2001 | US20010019241 Mn2+ activated green emitting SrAI12O19 luminescent material |
| 09/05/2001 | EP1129033A1 Method for producing calcium compounds containing water of crystallisation |
| 08/29/2001 | CN1310145A Process for producing chemical retardant lime |
| 08/29/2001 | CN1310131A Preparation of barium nitrate |
| 08/23/2001 | DE10005685A1 Bariumsulfat, Verfahren zu dessen Herstellung und dessen Verwendung Barium sulfate, process for its preparation and its use |
| 08/22/2001 | CN1309089A Process for preparing nm-class calcium carbonate |
| 08/21/2001 | US6277353 Hydration of alkaline earth metal oxide to produce alkaline earth metal hydroxide |