| Patents for C01D 7 - Carbonates of sodium, potassium, or alkali metals in general (1,753) |
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| 01/23/2008 | CN101111592A Modified sodium carbonate carrier material |
| 01/17/2008 | WO2007075469A3 Production of sodium sesquicarbonate and sodium carbonate monohydrate |
| 01/16/2008 | EP1877161A1 Scavengers for removal of acid gases from fluid streams |
| 01/10/2008 | WO2008003787A1 Process for the production of sodium bicarbonate |
| 01/09/2008 | EP1876145A1 Process for the production of sodium bicarbonate |
| 01/08/2008 | US7316728 Method and apparatus for treating fluids |
| 12/27/2007 | WO2007148552A1 Method of purifying aqueous alkali solution |
| 12/21/2007 | WO2007144973A1 Method for purification of alkali metal carbonate solutions, purification apparatus and alkali metal carbonate solutions |
| 12/19/2007 | EP1866460A1 Process for jointly obtaining a chlorine derivative and crystals of sodium carbonate |
| 12/13/2007 | US20070286790 Process for preparing ultra-fine sodium bicarbonate powder |
| 12/06/2007 | WO2007139392A1 A modified solvay process, and uses thereof for processing co2-containing gas streams and for desalination |
| 12/05/2007 | CN101084323A Magnetic separation process for trona |
| 11/28/2007 | EP1858807A1 Method for obtaining sodium carbonate crystals |
| 11/28/2007 | CN101078059A Desulfurization and transformation method for waste lead accumulator regenerative lead |
| 11/28/2007 | CN101077780A Method for preparing sodium thiocarbonate by phase transfer catalytic method |
| 11/22/2007 | WO2007134304A1 Methods and compositions for controlled and sustained production and delivery of peroxides |
| 11/21/2007 | CN101074104A Production of soda grain by high-pressure atomizing dry tower |
| 11/14/2007 | CN101070166A Method and apparatus for purifying and recovering silking dirt alkali adopting superfiltering film |
| 11/14/2007 | CN100348489C Surface-treated particle of water-soluble inorganic compound, process for producing the same, and particulate detergent composition |
| 10/31/2007 | CN200967749Y Salty mud elevated tank crystallization-proof device for barrier diaphragm aqueous alkali evaporating system |
| 10/31/2007 | CN100345757C Decomposition liquid recovering technology in heavy sodium carbonate |
| 10/17/2007 | EP1844133A1 Modified sodium carbonate carrier material |
| 10/17/2007 | CN200961101Y Hollow blade type alkali cooling machine |
| 10/17/2007 | CN101054180A Method of coproducing anhydrous potassium pentaborate by boric acid factory self-producing boric acid |
| 10/04/2007 | WO2007109885A1 Process for preparing ultra-fine sodium bicarbonate powder |
| 10/04/2007 | US20070231228 Low-insoluble sodium carbonate production |
| 10/04/2007 | CA2681009A1 Process for preparing ultra-fine sodium bicarbonate powder |
| 09/27/2007 | WO2007108236A1 High-purity sodium hydrogen carbonate crystal grain and process for producing the same |
| 09/26/2007 | CN101044091A Method for crystallizing soluble salts of divalent anions from brine |
| 09/26/2007 | CN101041446A Treatment method of waste potasium carbonate solution during production process of hydrogen dioxide solution by anthraquinones method |
| 09/19/2007 | CN100337919C Process for the manufacture of sodium carbonate |
| 09/05/2007 | CN100335412C Process for preparing sodium sulfocarbonate |
| 08/23/2007 | WO2007094691A1 Method for handling saline water and carbon dioxide |
| 08/21/2007 | CA2465078C Method of releasing gas or vapor from a solid material |
| 08/14/2007 | US7255841 Sodium bicarbonate production method |
| 08/08/2007 | CN1330918C Calcination cooling machine of heavy soda-fluidized bed |
| 08/02/2007 | US20070178037 Process for producing sodium hydrogencarbonate crystal particles having low caking property |
| 08/01/2007 | CN101007641A Combined production method for saleratus and by product ammonium chloride |
| 07/18/2007 | EP1807349A1 Method for crystallizing soluble salts of divalent anions from brine |
| 07/05/2007 | DE19526202B4 Verfahren zur Herstellung von wasserfreiem Natriumcarbonat A process for the preparation of anhydrous sodium carbonate |
| 06/28/2007 | WO2007071666A1 Milling process |
| 06/28/2007 | US20070148077 Production of lithium compounds directly from lithium containing brines |
| 06/28/2007 | CA2632944A1 Process for milling sodium carbonate, sodium bicarbonate or sodium sesquicarbonate in the presence of a cleaning agent |
| 06/13/2007 | EP1370491B1 Abrasion-resistant agglomerate mineral substance granule, powder comprising such granules and production method therefor |
| 06/06/2007 | CN1974400A Prepn and use of potassium fluorocarbonate |
| 06/06/2007 | CN1974388A Sodium carbonate preparing process |
| 05/16/2007 | CN1962444A Process for producing sodium carbonate using industrial salt dreg |
| 05/16/2007 | CN1315730C Getting alkali from salt solution and calcining sesquicarbonate of soda |
| 05/10/2007 | US20070104635 Sodium hydrogencarbonate crystal particles having low caking property and process for producing them |
| 05/09/2007 | EP1783100A1 Method for producing alkali metal hydrogencarbonate |
| 05/09/2007 | CN1958454A Technique of carbonizing gas supply in procedure of producing soda under joint alkaline process |
| 04/04/2007 | EP1770067A1 Method of estimating caking tendency of sodium hydrogen carbonate crystal grain |
| 04/04/2007 | EP1770066A1 Process for producing sodium hydrogen carbonate crystal grain of low caking tendency |
| 04/04/2007 | EP1770065A1 Sodium hydrogencarbonate crystal grains with low level of integrity and process for producing the same |
| 04/04/2007 | CN1308265C Method for preparing potash manure (kali salt) from potassium-rich rock using hydrothermal chemical reaction |
| 03/21/2007 | EP1763357A1 Using organic and/or inorganic potassium and its salts to treat autoimmune and other health disorders and methods of administering the same |
| 03/15/2007 | WO2007029159A1 A process for the preparation of lyophilized sodium bicarbonate |
| 03/08/2007 | US20070050949 Process for the manufacture of sodium carbonate |
| 02/21/2007 | CN2872276Y Spray thrower in rotary drum of sheeting machine |
| 02/14/2007 | CN2868987Y Carbonizing tower for preparing sodium hydrogen carbonate |
| 02/14/2007 | CN1299991C Production process and apparatus for separating heavy alkali magma |
| 02/07/2007 | CN1298631C Continuous method and apparatus for manufacture of uniform size flake or powder |
| 02/01/2007 | WO2006121592B1 Scavengers for removal of acid gases from fluid streams |
| 01/25/2007 | WO2005086773A3 A method for delivering therapeutic proteins to the intradermal compartment |
| 01/23/2007 | CA2465149C Gas/vapor delivery from solid materials |
| 01/10/2007 | EP1741673A2 Process for the recuperation of potassium carbonate from ash from biogenic fuels |
| 01/02/2007 | US7157596 Inhibitors of serine protease activity of matriptase or MTSP1 |
| 01/02/2007 | CA2465144C Injection system and method for releasing gas or vapor from a solid material |
| 01/02/2007 | CA2465081C Sterilization system and method |
| 12/27/2006 | CN1884086A Technology for combined production of barium chloride, potassium carbonate, potassium sulfate, and hydrochloric acid by potassium chloride method |
| 12/27/2006 | CN1884080A Process for combined production of melamine, sodium carbonate, and ammonium chloride |
| 12/27/2006 | CN1291749C Medication for treating gastric disease |
| 12/20/2006 | CN1880223A Saltcake-ammonia circulation method for combined production of barium chloride, potassium sulfate, sodium carbonate |
| 12/20/2006 | CN1290768C Production process of heavy soda ash |
| 11/22/2006 | EP1603834B1 Method for recovering purified sodium bicarbonate and ammonium sulfate |
| 11/22/2006 | CN1285507C Process for cooling of high temperature sodium carbonate |
| 11/16/2006 | WO2006121592A1 Scavengers for removal of acid gases from fluid streams |
| 11/16/2006 | CA2602752A1 Scavengers for removal of acid gases from fluid streams |
| 11/08/2006 | CN1283552C Method of preparing election class potassium carbonate using potassium rich rock |
| 11/07/2006 | US7132090 Creating storable material; protecting environmental from global warming; diffusing gas into water, biocatalytically converting to carbonic acid and precipitating with mineral ion |
| 10/31/2006 | US7128886 Sodium carbonate and sodium bicarbonate production from nahcolitic oil shale |
| 10/19/2006 | WO2006108532A1 Co2 capture and use in organic matter digestion for methane production |
| 10/18/2006 | CN1849263A Method for producing alkali metal hydrogencarbonate |
| 10/17/2006 | US7122249 Abrasion-resistant agglomerate mineral substance granule, powder comprising such granules and production method therefor |
| 10/12/2006 | WO2006023657A3 Methods for constructing underground borehole configurations and related solution mining methods |
| 10/11/2006 | CN1278935C Technology and device for reducing water content in sodium bicarbonate by using filter aid |
| 10/05/2006 | US20060219634 Hollow fiber contactor in a housing; combining a reactive fluid with the fluid composition; directing the reactive fluid at the opposite hollow fiber membrane side, to form a gas with a reduce impurity content; purification of the fluid, preparation of chemical reagents |
| 10/04/2006 | CN1277628C Method for recovering hydrazine hydrate continuous distillation salt mud |
| 09/27/2006 | CN1837105A Process for treating wastewater from preparation of N-(phosphonomethyl) iminodiacetic acid as synthetic intermediate of glyphosate |
| 09/27/2006 | CN1837051A Process for preparing sodium sulfocarbonate |
| 09/14/2006 | WO2006094982A1 Method for obtaining sodium carbonate crystals |
| 09/14/2006 | WO2006094968A1 Process for jointly obtaining a chlorine derivative and crystals of sodium carbonate |
| 09/14/2006 | CA2599510A1 Method for obtaining sodium carbonate crystals |
| 09/13/2006 | CN1830515A Filter for separating sodium bicarbonate and mother liquor in sodium carbonate production |
| 09/06/2006 | CN1829562A Method and apparatus for treating fluids |
| 08/31/2006 | US20060193765 Process for producing alkali metal hydrogencarbonate |
| 08/31/2006 | US20060193763 Absorber materials comprising vanadium and a support selected from activated carbon, charcoal and/or mixtures, used for absorption of wastes from combustion of fossil fuels; incorporating a vanadium compound into a support; adding phosphorous compound, calcining |
| 08/17/2006 | WO2006045718A8 Method for crystallizing soluble salts of divalent anions from brine |
| 08/17/2006 | US20060183958 Process for the treatment of waste metal chlorides |
| 08/17/2006 | US20060182675 Process for production of dense soda, light soda, sodium bicarbonate and sodium silicate from solutions containing bicarbonate |