| Patents for C01F 11 - Compounds of calcium, strontium, or barium (8,019) |
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| 06/12/2013 | CN103153863A Production of calcium carbonate from waste sludge |
| 06/12/2013 | CN103145267A Method for recovering copper sulfide and ferric hydroxide in auricupride acid wastewater through sulfidization method |
| 06/12/2013 | CN103145166A Calcium and magnesium separation method for dolomite carbonization process and application thereof |
| 06/12/2013 | CN103145148A Method for mineralization-immobilization of carbon dioxide (CO2) through strengthening calcium-based solid wastes by using ammonia medium system |
| 06/12/2013 | CN101663236B Carbon dioxide sequestration and capture |
| 06/06/2013 | WO2013079436A1 Method and plant for the semicontinuous production of crystalline calcium carbonate |
| 06/06/2013 | WO2013078517A1 Methods for isolating constituents from nacre-coated shell or pearl |
| 06/06/2013 | WO2012079201A8 Selenium recovery from bioreactor sludge |
| 06/05/2013 | EP2599750A1 Method and assembly for semi-continuous manufacture of crystalline calcium carbonate |
| 06/05/2013 | EP2598229A1 Direct use of calcium oxide (cao) in the desulphurization of flue gases in boilers with fluidized-bed technology |
| 06/05/2013 | CN202968148U Equipment for producing calcium oxide by utilizing calcium sulphate |
| 06/05/2013 | CN202968147U Equipment for producing calcium oxide through calcium sulfate |
| 06/05/2013 | CN202968146U Equipment for producing calcium oxide from calcium sulfate at high temperature and low pressure |
| 06/05/2013 | CN202968145U Equipment for producing calcium oxide by using calcium sulfate |
| 06/05/2013 | CN103130353A High calcium organic wastewater treatment method |
| 06/05/2013 | CN103130260A Production method of barium sulfate |
| 06/05/2013 | CN103130259A Low-temperature phosphogypsum decomposition method |
| 06/05/2013 | CN102268722B Method for preparing hemihydrate calcium sulfate crystal whisker |
| 06/04/2013 | US8454933 Polycrystalline magnesium oxide (MgO) sintered body and MgO sputtering target |
| 06/04/2013 | US8454912 Adsorbent, preparation method thereof and Sr-90/Y-90 generator using the same |
| 06/04/2013 | CA2716449C Calcium carbonate granulation |
| 05/29/2013 | EP2597178A1 Fluorite production method |
| 05/29/2013 | CN202953835U Homogenizing device used in calcium carbonate production |
| 05/29/2013 | CN202953834U Nanometer calcium carbonate carbonation reaction still |
| 05/29/2013 | CN202953833U Continuous preparation device of nano calcium carbonate |
| 05/29/2013 | CN202953832U 文丘里管反应器 Venturi tube reactor |
| 05/29/2013 | CN103121763A Process for treating high-arsenic and high cadmium waste acid by using three-stage lime-ferric salt method |
| 05/29/2013 | CN101970752B Surface-mineralized organic fibers |
| 05/29/2013 | CN101633584B A method for producing nitrogen phosphorus potassium compound fertilizer with water-insoluble potassium-containing rock |
| 05/23/2013 | WO2013073592A1 Caf2 translucent ceramics and manufacturing method therefor |
| 05/23/2013 | US20130129601 Lime causticization product brightness improvement via pre-slaking |
| 05/23/2013 | US20130126485 Plasma whirl reactor apparatus and methods of use |
| 05/23/2013 | US20130126332 Plasma whirl reactor apparatus and methods of use |
| 05/22/2013 | CN103113947A Methane separation and purification device and method thereof for purifying methane by absorbing CO2 through alkaline method |
| 05/22/2013 | CN103112880A Method for preparing alkali earth metal MF2 (M=Ba, Ca) film with trifluoroacetate solution |
| 05/22/2013 | CN103111289A Catalyst for producing calcium oxide from calcium sulfate and preparation process thereof |
| 05/22/2013 | CN103111275A Catalyst for producing calcium oxide from calcium sulfate and preparation process thereof |
| 05/22/2013 | CN103111186A Method for mineralizing and fixing carbon dioxide by using strengthened steel slag |
| 05/21/2013 | US8445579 Use in a paint of a dry-ground calcium carbonate with a copolymer of (meth)acrylic acid with an alkoxy or hydroxy polyalkyleneglycol group |
| 05/21/2013 | US8445561 Use in a hydraulic binder composition of a dry-ground calcium carbonate with a copolymer of (meth)acrylic acid and an alkoxy or hydroxy polyalkyleneglycol group |
| 05/16/2013 | WO2013002542A3 Method for fixing carbon dioxide using waste |
| 05/15/2013 | EP2590729A2 Carbon dioxide sequestrations involving two-salt-based thermolytic processes |
| 05/15/2013 | CN202933621U Centralized heating desulfurizer |
| 05/15/2013 | CN103101954A Method for producing food-grade calcium carbonate by using gypsum |
| 05/15/2013 | CN103101953A Equipment for producing calcium oxide by using gypsum |
| 05/15/2013 | CN103100382A Catalyst for producing calcium oxide by calcium sulfate and preparation method thereof |
| 05/15/2013 | CN103100381A Catalyst for producing calcium oxide by calcium sulfate and preparation method thereof |
| 05/15/2013 | CN102295306B Carbonizer for continuously synthesizing calcium carbonate and production method of calcium carbonate |
| 05/15/2013 | CN102275967B Method for preparing nanometer calcium carbonate by using sintered desulfurated ash residues as raw materials |
| 05/14/2013 | US8440754 Use as a rheology agent in a filled plastic paste of a dry-ground calcium carbonate with a copolymer of (meth)acrylic acid with an alkoxy or hydroxy polyalkyleneglycol group |
| 05/14/2013 | US8440164 Method for continuously and proportional adding of lime |
| 05/14/2013 | US8440113 Lithium manganate for non-aqueous electrolyte secondary battery, process for producing the same, and non-aqueous electrolyte secondary battery |
| 05/10/2013 | WO2013006390A3 Chilled ammonia based co2 capture system with ammonia recovery and processes of use |
| 05/09/2013 | US20130115160 Specialty materials processing techniques for enhanced resonant frequency hexaferrite materials for antenna applications and other electronic devices |
| 05/08/2013 | CN202924759U Vent opening in gypsum powder hopper machine |
| 05/08/2013 | CN103097004A Method for manufacturing a cartridge for storing ammonia, in particular for a gas exhaust system of a motor vehicle |
| 05/08/2013 | CN103087334A Method for preparing composite hydrogel of sodium alginate and artemisia desertorum seed gum |
| 05/08/2013 | CN103086857A Preparation method for high-brightness calcium acetylacetonate for PVC (Polyvinyl Chloride) heat stabilizer |
| 05/08/2013 | CN103086415A Method for preparing lamellar aragonite calcium carbonate powder from shell under hydrothermal condition |
| 05/08/2013 | CN103086414A Method for preparing high-purity calcite calcium carbonate micropowder through shell hydro-thermal treatment |
| 05/08/2013 | CN103086335A Method for production of phosphoric acid and combined production of a-hemihydrate gypsum through dehydrate-hemihydrate wet phosphoric acid technology |
| 05/08/2013 | CN102172472B Method for smoke desulphurization by utilizing dolomitic lime |
| 05/07/2013 | US8435316 Bonded abrasive articles and methods of forming |
| 05/02/2013 | WO2013060689A1 Method for treating phosphate rock |
| 05/02/2013 | US20130109147 Methods of Forming Metal Oxide and Memory Cells |
| 05/02/2013 | DE112011102247T5 Verfahren zum Herstellen einer Kartusche zum Speichern von Ammoniak, insbesondere für Abgassysteme von Kraftfahrzeugen A method of manufacturing a cartridge for storing ammonia, in particular for exhaust gas systems of motor vehicles |
| 05/02/2013 | CA2852131A1 Method for treating phosphate rock |
| 05/01/2013 | CN202912715U Vibrating and filtering device for producing calcium carbonate |
| 05/01/2013 | CN103074803A Matt coated paper for printing |
| 05/01/2013 | CN103074667A Method for preparing calcium sulfate whisker through recrystallization |
| 05/01/2013 | CN103073345A Method for producing entire water-soluble defluorinated nitro nitrogen-phosphorus-potassium multi-compound fertilizer |
| 05/01/2013 | CN103073126A Treatment method of kaolin mineral processing waste water |
| 05/01/2013 | CN103073066A Innocent treatment and resource utilization method for red mud |
| 05/01/2013 | CN103073044A Method for preparing desulfurized gypsum in flue gas desulfurization process simulated in laboratory |
| 05/01/2013 | CN103073043A Method for increasing growth of titanium dioxide gypsum particle crystals |
| 05/01/2013 | CN103073042A Preparation method of submicron-grade barium sulfate |
| 05/01/2013 | CN103073041A Method for producing water-soluble calcium nitrate dihydrate and phosphoric acid by decomposing phosphorite through nitric acid |
| 05/01/2013 | CN103073040A producing method of calcium fluoride with white carbon black |
| 05/01/2013 | CN103073039A Method for preparing superfine carbonate powder material |
| 05/01/2013 | CN103073038A Preparation method of acid-modified superfine shell powder and product |
| 05/01/2013 | CN103073037A Method for producing calcium oxide by utilizing calcium sulfate |
| 05/01/2013 | CN103073003A Treatment method of tail gas of polysilicon production |
| 05/01/2013 | CN103071517A Catalyst for producing calcium oxide by decomposing calcium sulfate and preparation method of catalyst |
| 05/01/2013 | CN103071382A Method for applying lime sludge of sugar refining waste to flue gas desulfurization |
| 05/01/2013 | CN102303883B Method for preparing calcium oxide and sulfur by double-atmosphere fluidized roasting of desulfurated gypsum |
| 04/24/2013 | CN202898377U Device for methane decarburization and synchronous preparation of nanometer calcium carbonate |
| 04/24/2013 | CN103068737A Lime causticization product brightness improvement via pre-slaking |
| 04/24/2013 | CN103068736A Method and apparatus for in-line production of milk of lime into an in-line production process of pcc arranged in connection with a fibrous web machine |
| 04/24/2013 | CN103061202A Activated calcium carbonate for papermaking filler and preparation method thereof |
| 04/24/2013 | CN103059058A Method for preparing ethyl silicate and calcium fluoride from silicon tetrafluoride, ethanol and calcium chloride |
| 04/24/2013 | CN103058253A Method for preparing gypsum by free sulfuric acid in titanium dioxide wastewater |
| 04/24/2013 | CN103058252A Method for preparing calcium chloride from high-alkalinity calcium solution and extracted hydrochloric acid in epoxypropane production |
| 04/24/2013 | CN103058251A Method for preparing low-sulfur barium carbonate and prepared barium carbonate product |
| 04/24/2013 | CN103058250A Method for preparing nano calcium carbonate by gypsum |
| 04/24/2013 | CN103058249A Equipment and process for producing food-grade calcium carbonate by gypsum |
| 04/24/2013 | CN103058248A Equipment and process for preparing nano calcium carbonate by gypsum |
| 04/24/2013 | CN103058247A Equipment and technology for producing calcium oxide by using calcium sulfate |
| 04/24/2013 | CN103058246A Method for producing high-purity calcium oxide with calcium sulfate utilized |
| 04/24/2013 | CN103058245A Equipment and technology of calcium oxide producing with calcium sulfate |
| 04/24/2013 | CN103058244A Technology and device of producing calcium oxide by using calcium sulfate under high temperature and low pressure |