A Zero Emission Chrome Training Process for Leather Making

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The present invention provides a process that eliminates total usage of sodium chloride and mineral acids for pickling and ensures total utilization of tanning material through suitable process interventions for recycling without resulting in emission or discharge of process chemicals or used liquor.

Patent No:: IN293888 [India]
Application No:: 1356/DEL/2011
Filing Date:: 05-10-2011
Issue Date:: 03-09-2018
Inventor(s):: Victor John Sundar; Chellappa Muralidharan
IPC Classification:: C07D
Implementing Organisation:: Central Leather Research Institute (CLRI), Tamil Nadu

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