METHOD AND APPARATUS FOR MAKING ACETIC ACID WITH IMPROVED LIGHT ENDS COLUMN PRODUCTIVITY

An improved apparatus and method of producing acetic acid includes condensing overhead vapor to provide reflux to the light ends column as well as condensing vapor from a central portion of the light ends column to increase capacity. Throughput or load on the light ends column is substantially reduc...

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Hauptverfasser: FRED RONALDE OLSSON, NATHAN KIRK POWELL, WAYNE DAVID PICARD, NATHAN JEREMY NAGEL, RONALD DAVID SHAVER, ISMAEL TORRES TEJEDA
Format: Patent
Sprache:eng ; spa
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Zusammenfassung:An improved apparatus and method of producing acetic acid includes condensing overhead vapor to provide reflux to the light ends column as well as condensing vapor from a central portion of the light ends column to increase capacity. Throughput or load on the light ends column is substantially reduced without compromising product quality. Un aparato y método mejorados para producir ácido acético incluyen condensar vapor saliente superior a fin de proporcionar reflujo a la columna de fracciones volátiles así como condensar vapor desde una porción central de la columna de fracciones volátiles para incrementar la capacidad. El rendimiento total o carga en la columna de fracciones volátiles es sustancialmente reducido sin comprometer la calidad del producto.