Tata Chemicals Limited Patent applications |
Patent application number | Title | Published |
20120276597 | PROCESS FOR PRODUCTION OF FRUCTO-OLIGOSACCHARIDES - A microbial consortium comprises of an | 11-01-2012 |
20110017019 | PROCESS FOR THE PREPARATION OF SILVER NANO PARTICLES - The invention relates to a process for the preparation of silver nano particles comprising dissolving a surfactant in ethanol to obtain a first solution; dissolving a silver precursor in water to obtain a second solution; adding the second solution to the first solution to obtain a third solution; dissolving a reducing agent in water to obtain a reducing agent solution and adding the reducing agent solution to the third solution to obtain silver nano particles | 01-27-2011 |
20110003356 | PROCESS FOR PRODUCTION OF XYLITOL - The invention provides a process for producing xylitol from xylose by a yeast strain capable of converting the xylose to xylitol comprising independently growing the yeast strain in a medium; transferring the yeast strain from the medium to a feed solution, the feed solution comprising of xylose in water, and separating the xylitol from said feed solution. | 01-06-2011 |
20110002970 | PROCESS FOR THE PREPARATION OF NANO ZINC OXIDE PARTICLES - A process for the preparation of nano zinc oxide particles comprising dissolving a zinc metal precursor in a solvent to obtain a first solution; dissolving a base in an alcohol to obtain an alkali solution; and adding the alkali solution to the first solution over a predetermined period of time to obtain nano zinc oxide particles in solution. | 01-06-2011 |
20100175588 | CEMENT AND METHODS OF PREPARING CEMENT - Cement compositions and methods for making cement compositions are provided. The cement compositions can comprise at least one oxide having a particle size of less than about 600 nm. The methods for making cement may include: providing a mixture of compounds containing the required calcium, silicon, aluminum, and iron to provide at least one of tricalcium silicate, dicalcium silicate, tricalcium aluminate, tetracalcium aluminoferrite, other calcium silicates, aluminates, ferrites, and silicates or combinations thereof; adding a fuel source and an oxidizer to the mixture of compounds; and heating the mixture of compounds, the fuel source, and the oxidizer such that the mixture of compounds, the fuel source, and the oxidizer ignite to form the at least one tricalcium silicate, dicalcium silicate, tricalcium aluminate, and tetracalcium aluminoferrite, or combinations thereof, | 07-15-2010 |
20090238740 | METHOD OF REMOVING FLUORIDE IMPURITIES FROM TRONA AND PREPARATION OF SODIUM BICARBONATE - The invention relates to a method of preparing sodium bicarbonate from trona containing sodium fluoride as an impurity comprising preparing a saturated solution of trona and filtering the trona solution to remove insoluble impurities; introducing carbon dioxide to the trona solution till the pH of the solution reaches the range of 7.5 to 8.75 and sodium carbonate in the trona solution is converted to sodium bicarbonate that precipitates; and recovering the precipitated sodium bicarbonate from the trona solution. | 09-24-2009 |