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 Patent Profile

Patent No: EP1440037 [European Patent Office (EPO)] Application No: EP20010982708
Title: Process for generation of precipitated calcium carbonate from calcium carbonate rich industrial by-product
Issue Date: 16-02-2005 File Date: 31-10-2001
Inventor(s): Jasra R V; Oza P M; Somani R S; Chunnawala J R; Sheth M V; Thakkar V V; Badheka Y M; Ayyer J; Patel V B
IPC Classification: C01F11/18, C05B11/06, C05D3/02, C09C1/02, C01F11/18, C05D3/02, C09C1/02
Abstract: An environmental friendly process for the production of precipitated calcium carbonate suitable for industrial application from calcium carbonate rich by-product of nitrophosphate fertilizer plant by adopting purification steps of calcination, carbonation and optional treatment with emulsion of fatty acid or its derivatives.
CSIR-Central Salt & Marine Chemicals Research Institute
CSIR-Central Salt & Marine Chemicals Research Institute[CSIR-CSMCRI]
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Industrial Applications Chemistry, Chemical Processes Polymers [Chemistry, Chemical Processes] CleanTech [Chemistry, Chemical Processes]