Patents
Sitemap › C01 - Inorganic chemistry › C01D - Compounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium › C01D 7 - Carbonates of sodium, potassium, or alkali metals in general
Patents for C01D 7 - Carbonates of sodium, potassium, or alkali metals in general (1,753)
02/2011
02/02/2011CN101962199A Method for preparing potassium carbonate monohydrate and ammonium sulfate from waste obtained from producing sodium cyanate by urea method
01/2011
01/26/2011CN201722161U Supporting rotating device for self return soda ash steam calcining furnace
01/26/2011CN101955208A Method for preparing sodium carbonate decahydrate and ammonium sulfate from waste obtained by producing sodium cyanate with urea method
01/26/2011CN101955207A Method for preparing sodium carbonate and ammonium sulfate from waste obtained in process of producing sodium cyanate by urea method
01/26/2011CN101955206A Metod for preparing sodium carbonate heptahydrate and ammonium sulfate from wastes produced in process for producing sodium cyanate by urea method
01/26/2011CN101955205A Method for preparing monohydrate sodium carbonate and ammonium sulfate from wastes produced in process for producing sodium cyanate by urea method
01/26/2011CN101955204A Method for preparing potassium carbonate dihydrate and ammonium sulfate from wastes produced in process for producing sodium cyanate by urea method
01/19/2011EP0969964B2 A thermal control device
01/19/2011CN201713329U Cyclone for improving solid-liquid ratio of carbonized takeout liquid
01/19/2011CN201710989U Titanium carbonizer sieve tray
01/13/2011DE102009031294A1 Classifier mill arrangement comprises a classifier mill, where a classifier wheel and a milling disk are arranged to a milling chamber housing of the classifier mill, a control- and/or regulating device, and measuring devices
01/12/2011CN101941904A Production method of salicylic acid
01/11/2011US7867297 reactor having a part in which reaction occurs at high temperature and a part in which reaction occurs at low temperature and capable of suppressing heat leakage to the outside; provides a fuel cell system and an electronic equipment comprising the reactor; for hydrogen powered vehicles
01/05/2011CN201694855U Heavy soda-wash water device
01/05/2011CN201694854U Device for recovering residual heat from heavy ash working procedure
01/05/2011CN201692803U High-efficiency decomposing tower capable of utilizing low-content CO2 waste gas
01/05/2011CN101939259A Process for producing sodium carbonate
12/2010
12/29/2010CN101928021A System and process for preparing low-salt dense soda ash by liquid-phase hydration
12/22/2010CN201678462U Soda ash baking trolley
12/16/2010WO2010143033A1 Process for recovering alkaline solutions
12/16/2010WO2010142369A1 Method for treating exhaust gases comprising sulfur oxides
12/16/2010DE102009030902A1 Verfahren zur Behandlung vom Schwefeloxide enthaltenden Abgasen A method for treating exhaust gases containing sulfur oxides
12/15/2010CN101918316A Process for producing sodium carbonate and/or sodium bicarbonate from an ore mineral comprising sodium bicarbonate
12/15/2010CN101913628A Process for preparing electronic grade potassium carbonate by separating potassium and sodium in mixed alkali liquor and
12/15/2010CN101913627A Method for preparing sodium carbonate and calcium sulfide from sodium sulfide waste residues
12/09/2010WO2010140989A1 Production of boric carbonate and sodium bicarbonate from sodium borate solvents
12/08/2010CN101910064A Method of producing sodium carbonate decahydrate
12/01/2010CN101898772A Method for preparing caustic soda, sodium carbonate and calcium sulfide by using sodium sulphide waste residues
11/2010
11/25/2010WO2010135743A1 Method of managing carbon dioxide emissions
11/25/2010WO2009053112A3 Method for providing energy using a mixture, and corresponding system
11/24/2010EP1783100B1 Method for producing alkali metal hydrogencarbonate
11/18/2010US20100290976 Method of producing sodium carbonate decahydrate
11/18/2010US20100290967 Process for producing sodium bicarbonate for flue gas desulphurization
11/17/2010CN101885495A Method for preparing high-purity anhydrous sodium carbonate
11/11/2010US20100284891 Process for producing sodium bicarbonate
11/10/2010CN101503204B Wet decomposition evaporation alkali production technique for NaHCO3 alkali halide
11/10/2010CN101475195B Process for preparing calcined soda by high salt low alkali forced-circulation carbonization
10/2010
10/27/2010CN101870487A Process for producing aluminium hydroxide and cement by utilizing fly ash
10/21/2010US20100266712 Prevention of Acute Kidney Injury
10/20/2010EP2240408A1 Process for producing sodium carbonate and/or sodium bicarbonate from an ore mineral comprising sodium bicarbonate
10/20/2010EP2240407A1 Process for producing sodium carbonate
10/13/2010CN101857255A Process for producing aluminium hydroxide, silicic acid and sodium carbonate by utilizing high silicon low aluminium raw mineral materials
10/13/2010CN101857253A Process for producing aluminium hydroxide, silicic acid and sodium carbonate by utilizing fly ash
10/13/2010CN101857252A Process for producing aluminium hydroxide, silicic acid and sodium carbonate by utilizing high silicon low aluminium raw mineral materials
10/13/2010CN101857251A Process for producing aluminium hydroxide, silicic acid and sodium carbonate by utilizing coal gangue
10/13/2010CN101857250A Process for producing aluminium hydroxide, silicic acid and sodium carbonate by utilizing fly ash
10/13/2010CN101857230A Process for producing aluminium hydroxide, silicic acid and sodium carbonate by utilizing coal gangue
10/06/2010EP2236586A1 CO2 drain
10/06/2010EP2234699A1 Process for producing sodium bicarbonate for flue gas desulphurization
10/06/2010CN101850998A Method for co-producing aluminum oxide and sodium carbonate from coal gangue
09/2010
09/30/2010WO2008110405A3 Method and device for binding gaseous co2 and for treating flue gases with sodium carbonate compounds
09/29/2010CN101323443B Reclaiming circulation method of polybasic acid inorganic salt solution
09/22/2010CN101837997A Method for preparing magnesium carbonate and co-producing sodium carbonate and calcium sulfate from soda ash salt mud
09/22/2010CN101837995A NaCl-Na2SO4-H2O system and process for producing NaHCO3, NH4Cl and NaCl from NH4HCO3
09/22/2010CN101148261B Low-phosphorus low-boron high-pure anhydrous sodium carbonate and preparation method thereof
09/15/2010CN101829665A Treatment method of byproduct sulfate in process of producing solar grade polysilicon through silane method
09/10/2010WO2010100264A1 Removal of impurities in the production of crystalline sodium carbonate, bicarbonate, or sulfite
09/09/2010US20100226840 Removal of impurities in the production of crystalline sodium carbonate, bicarbonate, or sulfite
09/08/2010CN101823743A Method for co-production of sodium carbonate and ammonium chloride in preparation of calcium carbonate by waste soda ash solution
09/08/2010CN101137771B Process for jointly obtaining a chlorine derivative and crystals of sodium carbonate
09/02/2010US20100218507 Sustainable Carbon Capture and Sequestration System and Methods
09/01/2010EP2223892A1 Process for producing gas from mineral ore
09/01/2010CN1772615B Process for producing water ash, light soda, sodium bicarbonate and sodium silicate with solution containing bicarbonate
08/2010
08/25/2010CN101531383B Method for producing soda with low salty but high quality by solid-liquid phase hydration method altogether
08/25/2010CN101519383B Process for jointly producing cyanuramide, sodium carbonate and ammonium chloride by using carbamide
08/25/2010CN101229922B Method for abstracting potassium from straw by microwave technique
08/12/2010WO2010089414A1 Process for producing gas from mineral ore
08/11/2010CN101182012B Method for quickly depositing lithium carbonate from lithium bicarbonate solution
08/10/2010US7771690 Plenum crusher dust injection
08/05/2010WO2009087145A8 Process for producing sodium carbonate and/or sodium bicarbonate from an ore mineral comprising sodium bicarbonate
08/05/2010US20100196244 Method and device for binding gaseous co2 to sea water for the flue gas treatment with sodium carbonate compounds
08/04/2010EP2212033A1 Low-energy 4-cell electrochemical system with carbon dioxide gas
08/04/2010CN101792169A Method for preparing barium sulfate and co-produced sodium carbonate
08/04/2010CN101792160A Method for jointly producing sodium carbonate and polyvinyl chloride
07/2010
07/29/2010WO2010046916A9 A method of removing fluoride impurities from trona
07/28/2010CN101786093A Method for treatment of waste lime sand by secondary waste freshwater
07/21/2010CN101780965A Method for preparing sodium carbonate and ammonium chloride by utilizing melamine and tail gas of alcohol
07/07/2010CN101439867B Method for extracting potassium carbonate from cabo and refining carbon
07/01/2010WO2010072793A1 Process for the joint production of sodium carbonate and sodium bicarbonate
06/2010
06/30/2010CN101761913A Method and device for recovering waste heat of steam condensate of calcination plant
06/30/2010CN101759204A Novel process of joint production of sodium carbonate and hydrochloric acid (or hydrogen chloride)
06/16/2010CN101734689A Method and device for separating and recycling alkali waste in cyclohexane oxide solution
06/10/2010WO2010026572A4 A process for the production of hcl gas from chloride salts and for the production of carbohydrates
06/09/2010CN1507414B Abrasion-resistant agglomerate mineral substance granule, powder comprising such granules and production method therefore
06/09/2010CN101723412A Using method of ammoniacal brine
06/09/2010CN101428824B Apparatus for concentrating and refining alkaline liquor
06/09/2010CN101182026B Method for removing sodium sulfate in aluminum oxide production process
06/02/2010CN101717100A Method for producing low-salt high-quality soda ash dense
06/01/2010US7727931 Catalysts, activating agents, support media, and related methodologies useful for making catalyst systems especially when the catalyst is deposited onto the support media using physical vapor deposition
06/01/2010US7727374 Removing carbon dioxide from waste streams through co-generation of carbonate and/or bicarbonate minerals
05/2010
05/27/2010WO2010057261A1 Utilisation of desalination waste
05/27/2010CA2744264A1 Utilisation of desalination waste
05/26/2010CN101712480A Method for preparing anhydrous sodium carbonate
05/26/2010CN101077780B Method for preparing sodium thiocarbonate by phase transfer catalytic method
05/19/2010CN101708858A Method for producing low-salt high-quality dense soda ash
05/19/2010CN101708857A Process for preparing low-salt heavy soda ash
05/19/2010CN101708856A Method for producing 13X type zeolite molecular sieve, potassium carbonate, white carbon black and quartz sand by using granite powder
05/19/2010CN101157461B Method for producing sodium bicarbonate with joint production of ammonium chloride and calcium bicarbonate
05/19/2010CN101112998B Preparation method of soda
05/12/2010CN201458760U Steam roaster furnace end
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