| Patents for C01D 1 - Oxides or hydroxides of sodium, potassium, or alkali metals in general (1,372) |
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| 02/26/2014 | CN103608324A Production of carboxylic acid and salt by-products |
| 02/26/2014 | CN103601216A Device for recovering mixed alkaline liquid in indigo blue after-treating and washing processes |
| 02/26/2014 | CN103599681A Tail gas continuous processing device utilizing alkaline activation to prepare activated carbon and tail gas continuous processing method thereof |
| 02/25/2014 | US8658126 Nanostructured titanium oxide material and its synthesis procedure |
| 02/25/2014 | US8658125 Positive electrode active material and non-aqueous electrolyte secondary battery containing the same |
| 02/12/2014 | CN203428932U Alkaline recycling device in cubic boron nitride synthesis tailing material |
| 02/05/2014 | CN203419752U Alkali liquor distribution device used for concentration of caustic soda and caustic soda flakes |
| 02/05/2014 | CN203417474U Film distribution device of falling-film evaporator used for concentration of caustic soda and caustic soda flakes |
| 01/29/2014 | CN203411345U Double-pump temperature controlled heating evaporation system for concentrating alkaline liquor |
| 01/29/2014 | CN203411344U High-level oil replenishment double-pump heating evaporation system for concentrating alkaline liquor |
| 01/29/2014 | CN203411343U High-level oil replenishment heating evaporation device for concentrating alkaline liquor |
| 01/29/2014 | CN203411342U Automatic-high-altitude-oil-refilling heating evaporation device for alkali liquor concentration |
| 01/29/2014 | CN203411341U High-altitude-oil-refilling dual-pump heating evaporation device for alkali liquor concentration |
| 01/29/2014 | CN203411340U Automatic high-level oil replenishment heating evaporation system for concentrating alkaline liquor |
| 01/29/2014 | CN203411339U Heating evaporation system for concentrating alkaline liquor |
| 01/29/2014 | CN203411338U Heating evaporation system for concentrating high oil compensating alkali liquor |
| 01/29/2014 | CN203411337U Heating evaporation device for alkaline liquor concentration |
| 01/29/2014 | CN203411336U Double-pump temperature control type heating and evaporating device for alkaline liquid concentration |
| 01/23/2014 | WO2014013100A1 Method for converting brines into acids and bases, and products obtained |
| 01/22/2014 | CN103523800A Method for recovering excess sodium hydroxide in tungsten smelting crude sodium tungstate solution |
| 01/16/2014 | US20140014873 Composite metal oxide, process for producing the composite metal oxide, positive active material for sodium secondary battery, positive electrode for sodium secondary battery, and sodium secondary battery |
| 01/15/2014 | CN203392971U New recovery system for recovering acid and alkali from viscose sodium sulfate waste liquid through bipolar membrane electrodialysis process |
| 01/15/2014 | CN203389537U Membrane modulus device applicable to recovering squeezing alkali liquor in viscose production by diffusion dialysis |
| 01/08/2014 | EP2681182A1 Production of carboxylic acid and salt co-products |
| 01/08/2014 | CN103496718A Method for improving concentration of sodium hydroxide and method for improving concentration and purity of sodium hydroxide |
| 01/01/2014 | CN103482654A Method for treating sodium hydroxide solution |
| 12/27/2013 | WO2013189109A1 High energy density oxide anode material for lithium ion battery and preparation process thereof |
| 12/18/2013 | CN103458903A Radiopaque embolic particles |
| 12/18/2013 | CN103451676A System and method for treating printing plate etching waste liquid |
| 12/18/2013 | CN103451675A System and method for treating printing plate etching waste liquid |
| 12/11/2013 | CN102020552B Method of using electrically driven membrane separation technology for the recycle of acrylic acid from wastewater generated in production of acrylic acid ester |
| 12/10/2013 | US8603192 Selective salt recovery from mixed salt brine |
| 12/04/2013 | EP2668316A2 Electrochemical conversion of alkali sulfate into useful chemical products |
| 12/04/2013 | EP2667879A2 Radiopaque embolic particles |
| 12/04/2013 | CN203315767U Falling film negative-pressure alkaline discharging device |
| 11/27/2013 | CN103408039A Process and equipment for recycling alkali from cubic boron nitride synthesis tailings |
| 11/27/2013 | CN102557078B Method for reducing aluminum impurity content in primary saline water in ionic membrane caustic soda |
| 11/27/2013 | CN102515201B Method and device for recycling waste clear liquid produced in process for producing sodium carbonate by ammonia-soda process |
| 11/26/2013 | US8591860 Method for manufacturing a lithium complex metal oxide |
| 11/20/2013 | CN203295211U Screw inner-water-cooling type alkali cooling machine |
| 11/13/2013 | CN103387300A Recovery method using membranes for terephthalic acid and sodium hydroxide from printing and dyeing alkali-reduced waste water |
| 11/07/2013 | US20130295003 Method for producing sodium chromite |
| 11/06/2013 | CN203269590U Caustic soda evaporation equipment |
| 11/06/2013 | CN203269589U Equipment for recycling waste heat in caustic soda production |
| 10/31/2013 | DE102012207115A1 Entquickung von Lösungen durch Ultrafiltration Demercurization of solutions by ultrafiltration |
| 10/30/2013 | CN203253182U Energy-saving internal-heating alkali solution purification device |
| 10/29/2013 | US8568898 Method for making high purity metal oxide particles and materials made thereof |
| 10/29/2013 | US8568611 Oxide coatings on lithium oxide particles |
| 10/29/2013 | US8568570 Use of method for one step synthesizing and immobilizing crystalline TiO2 nano-particles simultaneously on polymer material |
| 10/23/2013 | CN103359761A Alkali solution distribution device for concentrating caustic soda and flaky caustic soda |
| 10/16/2013 | CN103349913A Novel alkali recovery technology during viscose fiber production |
| 10/16/2013 | CN103349844A Film distribution device in falling-film evaporator for concentration of caustic soda and caustic soda flakes |
| 10/16/2013 | CN103349842A Redistribution device in falling-film evaporator for concentration of caustic soda and caustic soda flakes |
| 10/15/2013 | US8557440 Positive electrode active material including particle comprising crystal structure changing from a layered structure to a spinel structure, method of manufacturing the positive electrode active material, and non-aqueous electrolyte secondary battery using the positive electrode active material |
| 10/10/2013 | WO2013150527A1 A system and method for efficient production of hydrogen |
| 10/09/2013 | CN103342433A Method for recovering acid and alkali from viscose sodium sulfate waste liquor through bipolar membrane electrodialysis way |
| 10/03/2013 | WO2013144446A1 A method and a system for isolating xylan from plant material, as well as xylan, calcium carbonate, and cellulose fibre |
| 10/02/2013 | CN103332704A Inner water-cooled type alkali cooling machine with threaded rod |
| 10/01/2013 | US8546298 Filtration media having a chemical reagent |
| 10/01/2013 | US8545225 Redox-curing type composition |
| 09/25/2013 | CN203208711U Flash tank |
| 09/25/2013 | CN203208705U 降膜蒸发器 Falling film evaporator |
| 09/24/2013 | US8540954 CO2—capture in molten salts |
| 09/06/2013 | WO2013129831A1 Turbostratic na birnessite and method for preparing the same |
| 09/03/2013 | US8524190 Enhanced hexagonal ferrite material and methods of preparation and use thereof |
| 08/29/2013 | US20130224488 Process for nanomaterial synthesis from the preparation and detonation of an emulsion, products and emulsions thereof |
| 08/28/2013 | CN101913632B Method for extracting aluminum oxide, monox and ferric oxide from gangue combustion ashes |
| 08/27/2013 | US8518367 Titanium oxide and method of producing the same |
| 08/21/2013 | CN203144221U Recycling treatment system of villiaumite-containing waste alkali solution |
| 08/21/2013 | CN203144116U Energy-saving type alkaline liquid evaporation purifying device |
| 08/15/2013 | WO2013117950A1 A combined reverse osmosis/ion exchange/electrodialysis (croied) process that uses gypsum as a raw material to produce sulfuric acid and sodium hydroxide |
| 08/08/2013 | US20130200009 Method for Synthesis of MultiFunctional FE6+ - FE3+ Agent |
| 08/07/2013 | CN103237760A Method for separation and collection of purified alkali metal salt |
| 07/31/2013 | CN103224243A Continuous production method of liquid alkali and falling-film evaporator |
| 07/30/2013 | US8497039 Cathode active material for lithium secondary battery |
| 07/24/2013 | CN103214040A Comprehensive utilization method of rice hull ash |
| 07/24/2013 | CN103214010A Regenerating recycling method of alkali wash effluent in chloroethylene converting process |
| 07/24/2013 | CN103212213A Flash tank |
| 07/23/2013 | US8492032 Cathode active material for lithium secondary battery |
| 07/10/2013 | CN102285670B Method and device for performing alkali concentration by utilizing synthesis waste heat of hydrogen chloride |
| 07/09/2013 | US8481213 Cathode active material for lithium secondary battery |
| 07/04/2013 | WO2013025328A3 Polycrystalline metal oxide, methods of manufacture thereof, and articles comprising the same |
| 06/26/2013 | CN102079550B Waste saline purification technique |
| 05/29/2013 | CN202953830U Improved scraper of potassium hydroxide flaker |
| 05/28/2013 | US8450013 Material for lithium secondary battery of high performance |
| 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 |
| 05/08/2013 | CN202924753U Alkaline liquor distributor |
| 05/07/2013 | US8435919 High specific surface area mixed oxide of cerium and of another rare earth, preparation method and use in catalysis |
| 05/07/2013 | US8435482 Mixed-metal oxides precipitated with supercritical CO2 |
| 05/07/2013 | US8435473 Superconducting compound and method for producing the same |
| 04/30/2013 | US8431108 Cathode materials and methods for production |
| 04/24/2013 | EP2583939A2 Synthesis of metal compounds useful as cathode active materials |
| 04/24/2013 | CN202898053U Sodium vapor recovering device |
| 04/17/2013 | CN202880915U Caustic soda flake machine crushing device |
| 04/17/2013 | CN202880914U Device for production of granular sodium hydroxide and co-production of calcium carbonate by carbide slag |
| 04/17/2013 | CN202880913U Steam condensate recovery device for concentrating procedure of chlor-alkali workshop |
| 04/17/2013 | CN202880912U Decompressing and cooling device suitable for III-effect alkali concentration evaporator |
| 04/17/2013 | CN202880911U Energy-saving environment-friendly caustic soda furnace |
| 04/10/2013 | CN103030160A Method for recycling alumina and sodium oxide from bayer process red mud |