| Patents for C01F 11 - Compounds of calcium, strontium, or barium (8,019) |
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| 02/05/2014 | CN103553138A Comprehensive utilization method for separating, concentrating and purifying manganese sulfate, magnesium sulfate and calcium sulfate in high-salt waste water |
| 02/05/2014 | CN103553110A Method for producing barium sulfate from combination-process industrial ammonium chloride solid waste |
| 02/05/2014 | CN103553109A Comprehensive utilization method of magnesium-smelting slag from Pidgeon process |
| 02/05/2014 | CN103553108A Method and device for preparing vaterite-type calcium carbonate powder |
| 02/05/2014 | CN102730731B Lime powder production equipment taking bagasse as fuel |
| 02/05/2014 | CN102701257B Preparation method of anti-blocking strontium chloride |
| 02/05/2014 | CN102271803B Method for producing sorbents for CO2 capture under high temperatures |
| 02/04/2014 | CA2729359C Apparatus and method for producing nitrate granules |
| 01/30/2014 | US20140030173 Process for continuous modification of dihydrate gypsum and modified dihydrate gypsum obtained by the process |
| 01/29/2014 | CN103540993A Method for preparing calcium sulfate whiskers by use of potassium feldspar decomposition residue |
| 01/29/2014 | CN103539201A Hydrochloric-acid-method titanium yellow powder production technology |
| 01/29/2014 | CN103539189A Process for preparing barium sulfate |
| 01/29/2014 | CN103539188A Preparation method of calcium carbonate fibers |
| 01/29/2014 | CN103539187A Indirect process of preparing light calcium carbonate based on medium strengthening |
| 01/29/2014 | CN103539186A Preparation method of fusiform light calcium carbonate |
| 01/29/2014 | CN103539185A Method of preparing active lime by decomposing gypsum |
| 01/29/2014 | CN103539162A Process method for preparing ammonium-potassium sulfate from potassium feldspar |
| 01/29/2014 | CN103539127A Process for decomposing potash feldspars |
| 01/29/2014 | CN103537182A Flue gas desulfurization device for anode furnace and desulfurization process |
| 01/23/2014 | WO2014014011A1 Heavy calcium carbonate, production method therefor, and resin composition containing said calcium carbonate |
| 01/23/2014 | WO2014012720A1 Synthesis and use of gypsum seeding material |
| 01/23/2014 | CA2875636A1 Synthesis and use of gypsum seeding material |
| 01/22/2014 | EP2687496A1 Synthesis and use of plaster seeding material |
| 01/22/2014 | EP2686387A1 Method for grinding calcium carbonate in water in the presence of an acrylic polymer solution and a carbonate alkaline salt manufactured in situ in said solution |
| 01/22/2014 | EP2686272A1 Method for the continuous production of precipitated calcium carbonate |
| 01/22/2014 | CN103534207A Precipitated calcium carbonate from pulp mill waste having an improved brightness, method for the production and use thereof |
| 01/22/2014 | CN103524352A Method for recovering glycine acid-binding agent triethylamine employing triethylamine method |
| 01/22/2014 | CN103524151A Method for preparing nitric phosphate-potassium fertilizer by decomposing phosphorite by nitric acid with co-production of phosphoric acid and calcium carbonate |
| 01/22/2014 | CN103523814A Gypsum abnormity powder preparation and modification integrated method in normal-pressure open system |
| 01/22/2014 | CN103523813A Industrial preparation method of producing nano calcium carbonate by recycling filter-pressing water |
| 01/22/2014 | CN103523801A Method for extracting lithium, boron and potassium from chloride type potassium-bearing underground brine in combination manner |
| 01/22/2014 | CN103011453B Processing method for fluoride waste water in production of solar cells |
| 01/22/2014 | CN102635843B Method for coupling emission reduction and carbon sequestration of combustion tail gas with closed cooling of circulating water |
| 01/22/2014 | CN102534230B Method for extracting strontium carbonate from metal strontium residues |
| 01/22/2014 | CN102260165B Method for co-production of citric acid and calcium sulfate dihydrate |
| 01/16/2014 | US20140017163 Method of preparing sn-based oxide semiconductor nanopowder and method of manufacturing photoelectric electrode using sn-based oxide semiconductor nanopowder |
| 01/16/2014 | CA2876786A1 High solids and low viscous aqueous slurries of calcium carbonate-comprising materials with improved rheological stability under increased temperature |
| 01/15/2014 | EP2684999A1 High solids and low viscous aqueous slurries of calcium carbonate-comprising materials with improved rheological stability under increased temperature |
| 01/15/2014 | EP2683655A1 Method for producing a poorly soluble calcium-arsenic compound |
| 01/15/2014 | CN103509378A Normal-temperature high-air-flow industrial nano-calcium carbonate preparation method |
| 01/15/2014 | CN103508541A Method for detoxifying heavy metal waste residue and recycling acid heavy metal wastewater |
| 01/15/2014 | CN103508479A Production method of nanometer calcium carbonate for electronic glue |
| 01/15/2014 | CN103508478A Method used for preparing calcium hydroxide from light calcium carbonate and active calcium oxide defective products |
| 01/15/2014 | CN103506372A Coal-fired furnace slag processing method |
| 01/15/2014 | CN103130353B High calcium organic wastewater treatment method |
| 01/14/2014 | CA2742028C Apparatus and method for forming hydrated lime |
| 01/14/2014 | CA2555676C High efficiency refractoryless kettle |
| 01/09/2014 | WO2014007339A1 POLYCRYSTALLINE CaF2 MEMBER, MEMBER FOR PLASMA TREATMENT DEVICE, PLASMA TREATMENT DEVICE, AND PROCESS FOR PRODUCING FOCUSING RING |
| 01/09/2014 | WO2014007332A1 Alkali metal and/or alkali earth metal extraction method |
| 01/09/2014 | WO2014007331A1 Alkali metal and/or alkali earth metal extraction method |
| 01/09/2014 | WO2014007325A1 Barium sulfate composite particles, resin composition containing same, and process for producing same |
| 01/09/2014 | WO2013171480A3 Carbon capture |
| 01/09/2014 | US20140010743 Sulfate-based electrolysis processing with flexible feed control, and use to capture carbon dioxide |
| 01/08/2014 | CN203383092U Causticizing technology device for preparing precipitated calcium carbonate by recovering alkali from papermaking |
| 01/08/2014 | CN203379805U Waste gas treatment system of graphitization furnace |
| 01/08/2014 | CN103496729A Method for improving by-product phosphogypsum quality during phosphoric acid production process |
| 01/08/2014 | CN103496685A Method for continuously producing feed-grade dibasic calcium phosphate |
| 01/08/2014 | CN102863003B In-site controllable synthetic method for surface modified nano barium sulfate powder |
| 01/08/2014 | CN102863002B In-situ controllable synthesis method of nano-barium sulfate powder |
| 01/07/2014 | US8623302 Barium containing granules for sorption applications |
| 01/03/2014 | WO2014004445A1 Method of purifying calcium fluoride |
| 01/03/2014 | WO2014004276A1 Absorbent for optics and electrical components |
| 01/03/2014 | WO2013126092A3 Method of producing soda ash and calcium chloride |
| 01/03/2014 | CA2877116A1 Absorbent for optics and electrical components |
| 01/01/2014 | CN203373164U Tank type lime slaking machine |
| 01/01/2014 | CN103492309A Process for producing fluorine-containing combined salt |
| 01/01/2014 | CN103482707A Fractional precipitation method for extraction of aluminum, silicon, iron and calcium elements in fly ash |
| 01/01/2014 | CN103482667A Quick and efficient purifying method for phosphogypsum |
| 01/01/2014 | CN103482590A Method used for combined production of hydrazine hydrate and calcium chloride by saponification slag |
| 01/01/2014 | CN103482586A Method for recycling calcium and sulfur in heavy metal chemical gypsum |
| 01/01/2014 | CN103482584A Production technology for preparing calcium oxide and sulfur dioxide through utilizing desulfurized gypsum |
| 01/01/2014 | CN102627308B Method for producing micron-sized light spherical calcium carbonate by using high-calcium incineration fly ash |
| 12/31/2013 | US8617429 Composite electrode active material having M1-xRuxO3 (M=Sr, Ba, Mg), supercapacitor using the same and fabrication method thereof |
| 12/27/2013 | WO2013190139A2 Calcium fluoride sol and optically active surface coatings derived thereof |
| 12/25/2013 | EP2676938A1 Calcium fluoride sol and optically active surface coatings derived thereof |
| 12/25/2013 | CN203360023U Energy-saving type carburizing reactor for producing super-fine calcium carbonate |
| 12/25/2013 | CN203359979U Device for preparing hydrogen fluoride |
| 12/25/2013 | CN103466678A Preparation method of special-shaped calcium carbonate |
| 12/25/2013 | CN103466677A Method for removing arsenic and lead from limestone flour |
| 12/25/2013 | CN103466676A Method for removing excess calcium oxide in white mud calcium carbonate obtained through alkali recovery |
| 12/25/2013 | CN103466675A Decomposition method of ardealite |
| 12/25/2013 | CN103466674A Preparation method of food-grade calcium hydroxide |
| 12/25/2013 | CN103466671A Method used for preparing aluminium hydroxide and sodium hydroxide by using aluminium section industrial effluent |
| 12/25/2013 | CN103466578A Sulfuric acid adding method for reducing degree of supersaturation of calcium sulfate in wet method phosphoric acid extraction tank |
| 12/25/2013 | CN103466577A Method for improving quality of wet-process phosphoric acid |
| 12/25/2013 | CN103464076A Energy-saving carbonization reactor |
| 12/25/2013 | CN102675922B Sub-micron spherical strontium sulfate, and preparation and application thereof |
| 12/25/2013 | CN102491399B Nano calcium carbonate carbonation reaction stirrer |
| 12/24/2013 | DE112012001463T5 Verfahren zum Herstellen eines fluorhaltigen Mischsalzes A method for producing a fluorine-containing mixed salt |
| 12/19/2013 | US20130336859 Production of high purity precipitated calcium carbonate |
| 12/18/2013 | EP2674517A1 Method for producing calcite single crystal |
| 12/18/2013 | CN103451992A Preparation method of super-hydrophobic self-cleaning coating for papermaking |
| 12/18/2013 | CN103450039A Clean production technology for co-production of glycine and calcium chloride |
| 12/18/2013 | CN103449495A Method for preparing calcium chloride by hydrochloric acid recovered from production of titanium tetrachloride |
| 12/18/2013 | CN103449494A Method for producing light calcium carbonate by using boiler flue gas |
| 12/18/2013 | CN103449478A Comprehensive utilization and production method of underground potassium chloride-rich brine |
| 12/18/2013 | CN103446868A Device for preparing calcium carbonate and recycling CO by collecting and mineralizing CO2 in aluminum electrolysis flue gas |
| 12/18/2013 | CN103446867A Method for preparing calcium carbonate and recycling CO by collecting and mineralizing CO2 in aluminum electrolysis flue gas |
| 12/18/2013 | CN102838988B Method for recovering yttrium and europium in waste fluorescent powder to prepare yttrium europium oxide |
| 12/18/2013 | CN102674425B Production technique of nano calcium carbonate by normal temperature method |