Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Method for preparing cerium carbonate and method for preparing cerium oxide powder Image Number 6 for United States Patent #8114370. The present invention relates to a method for preparing cerium carbonate that can improve yield and productivity of cerium carbonate, cerium carbonate powder, and a method for preparing cerium oxide using the same. The method for preparing cerium carbonate comprises the steps of mixing a cerium precursor and urea; and, elevating the temperature of the mixture to 50.about.250.degree. C. under solvent free condition to react the cerium precursor and urea.       Recently Added Patents Semiconductor device and manufacturing method thereof Digital fine delay processing Luminescent nanosheets, and fluorescent illuminators, solar cells and color displays utilizing the same as well as nanosheet paints Method of and apparatus for evaluating an optimal irradiation amount of an electron beam for drawing a pattern onto a sample Projection screen and projection system having the same Selected alert delivery in a distributed processing system Aromatic amine derivative, organic electroluminescent element employing the same, and process for producing aromatic amine derivative   Randomly Featured Patents Optical information recording device, optical information recording method, and signal processing circuit Fuel injection apparatus of engine Air freshener Process and device for casting components Image transfer unit for image recording apparatus Programmable game with virtual CPU's sharing ALU and memory for simultaneous execution of independent game inputs Cable plow assembly Baby bottle or similar article Framing timing detection circuit for a character code broadcasting system Semiconductor integrated circuit device and high frequency power amplifier module © 2006-2008 PatentGenius. All Rights Reserved.