ZA201309328: A zero emission chrome tanning process for leather making

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The 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:: ZA201309328
Application No:: 2013/9328
Filing Date:: 06-12-2013
Issue Date:: 29-04-2015
Applicant:: CSIR-Central Leather Research Institute (CSIR-CLRI), Chennai
Inventor(s):: Victor John Sundar, Chellappa Muralidharan
IPC Classification:: C14C
Country:: South Africa

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