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Class Information
Number: 423/430
Name: Chemistry of inorganic compounds > Carbon or compound thereof > Oxygen containing > Carbonate or bicarbonate > Alkaline earth metal containing (mg, ca, sr, or ba)
Description: Products or processes wherein the carbonate contains magnesium, calcium, strontium or barium, i.e., the alkaline earth metals.










Sub-classes under this class:

Class Number Class Name Patents
423/432 By reacting oxide or hydroxide of the metal 150
423/431 By reacting sulfur or halogen containing compound 42


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8691175 Calcium sulfate and CO.sub.2 sequestration Apr. 8, 2014
8673256 Carbonation of metal silicates for long-term CO2 sequestration Mar. 18, 2014
8663590 Carbonate and method for producing the same Mar. 4, 2014
8647597 Process of preparing mineral material with particular ceria-containing zirconium oxide grinding beads, obtained products and their uses Feb. 11, 2014
8603424 CO2-sequestering formed building materials Dec. 10, 2013
8603428 Method of producing calcium carbonate from waste and by-products Dec. 10, 2013
8598069 Aldehyde reducing compositons Dec. 3, 2013
8598064 Photocatalytic composites containing titanium and limestone free from titanium dioxide Dec. 3, 2013
8591853 Process of preparing mineral material with particular ceria-containing zirconium oxide grinding beads, obtained products and their uses Nov. 26, 2013
8580141 Stearic acid-treated calcium carbonate compositions having low or no detectable free stearic acid and related methods Nov. 12, 2013
8529155 Method of making pure salt from frac-water/wastewater Sep. 10, 2013
8506854 Stabilizer system for halogenated polymers Aug. 13, 2013
8491858 Gas stream multi-pollutants control systems and methods Jul. 23, 2013
8470280 Calcium carbonate microtablets and method for the preparation thereof Jun. 25, 2013
8470281 Method of producing carbonate using carbon dioxide microbubbles and carbonate thereof Jun. 25, 2013
8470282 Production of calcium carbonate Jun. 25, 2013
8461243 Optical resin composition and method for producing the same Jun. 11, 2013
8445561 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 May. 21, 2013
8445579 Use in a paint of a dry-ground calcium carbonate with a copolymer of (meth)acrylic acid with an alkoxy or hydroxy polyalkyleneglycol group May. 21, 2013
8440754 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 May. 14, 2013
8440236 Calcium carbonate granulation May. 14, 2013
8431100 CO.sub.2-sequestering formed building materials Apr. 30, 2013
8388918 Physical separation and sequestration of carbon dioxide from the exhaust gases of fossil fuel combustion Mar. 5, 2013
8383072 Gas separation process Feb. 26, 2013
8377407 Carbonate crystal, manufacturing method thereof, and transparent optical resin composition Feb. 19, 2013
8367025 Carbon dioxide sequestration materials and processes Feb. 5, 2013
8324301 Acid resistant particles of an alkaline earth metal carbonate Dec. 4, 2012
8304074 Highly dispersible fine powder of alkaline earth metal carbonate Nov. 6, 2012
8273320 Method of making pure salt from frac-water/wastewater Sep. 25, 2012
8268280 Method for production of calcium compounds Sep. 18, 2012
8252413 Light calcium carbonate, process for producing the same, and printing paper containing the same Aug. 28, 2012
8221687 System and method for the removal of greenhouse gases Jul. 17, 2012
8177909 Methods and compositions using calcium carbonate May. 15, 2012
8158097 Method of making pure salt from FRAC-water/wastewater Apr. 17, 2012
8153093 Process for producing carbonate particles Apr. 10, 2012
8137455 Methods and compositions using calcium carbonate Mar. 20, 2012
8114214 Methods and compositions using calcium carbonate Feb. 14, 2012
8105558 Carbon dioxide sequestration materials and processes Jan. 31, 2012
8062418 Methods and compositions using calcium carbonate Nov. 22, 2011
8017101 Precipitated calcium carbonate, method for producing the same and filler for loading paper using the same Sep. 13, 2011
8012445 Method and apparatus for manufacturing of a calcium carbonate product, the product and its use Sep. 6, 2011
8006446 CO2-sequestering formed building materials Aug. 30, 2011
8007752 Process for preparing oral calcium compositions Aug. 30, 2011
8002887 Economical process of manufacturing very fine co-ground calcium carbonate material of the GCC and PCC type, obtained products and their uses Aug. 23, 2011
7931809 Desalination methods and systems that include carbonate compound precipitation Apr. 26, 2011
7928033 Catalyst for reducing mercury, a mercury conversion unit, and an apparatus for measuring total mercury in combustion exhaust gas by using the same Apr. 19, 2011
7922991 Basic magnesium carbonate, production method and use of the same Apr. 12, 2011
7922809 Methods and compositions using calcium carbonate Apr. 12, 2011
7919064 Capture and sequestration of carbon dioxide in flue gases Apr. 5, 2011
7914685 Rocks and aggregate, and methods of making and using the same Mar. 29, 2011

1 2 3 4 5










 
 
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