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Dehydrating ethanol/water azeotrope via extractive distillation using solid salt sodium hydroxide, involves purifying ethanol-water feed to bring it in the azeotropic composition, performing extractive distillation on ethanol-water azeotropic mixture, introducing solid salt sodium hydroxide
2024-07-05
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System (100) for validating quick response (QR) codes, has validator module that cooperates with decoder module to receive signed-QR code and validate signed-QR code by set of validator rules to identify genuine signed-QR
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Concrete composition having zero-water curing, comprises cement such as Portland cement or Portland Pozzolana Cement, ceramic tile waste aggregates, coarse aggregates, fine aggregates such as river sand, and chemical admixture such as polyether based compound
2023-09-06
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Polyurethane foam waste based paver blocks composition comprises cement, aggregat and polyurethane foam waste
2023-07-03
