Patents

IN221619: A process for generation of precipitated calcium carbonate from calcium carbonate rich inductrial by-product

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.

Filing Date: 16-10-2003

Issue Date: 27-06-2008

Applicant: Rakesh Vir Jasra (CSIR-CSMCRI), Pravinchandra Mahasukhray Oza (CSIR-CSMCRI), Rajesh Shantilal Somani (CSIR-CSMCRI), Jatin Rameshchandra Chunnawala (CSIR-CSMCRI), Mrunal Vinodbhai Sheth (CSIR-CSMCRI), Vikram Vinodrai Thakkar (CSIR-CSMCRI), Yogiraj Mansukhlal Badheka (CSIR-CSMCRI), Jayalekshmy Ayyer (Gujarat Narmada Valley Fertilizer Company, Gujarat), Virendra Bhikabhai Patel (Gujarat Narmada Valley Fertilizer Company, Gujarat)

Patent No: IN221619

Application No: 01693DELNP2003

IPC Classification: C01F 11/18

Country: India

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