Patent ID: 9446373
Filing Date: 2016-09-20
CPC Classification: B01J,C07C,Y02P

Claim Text:
1. An apparatus for the production of hexamethylenediamine, comprising: a vertical tubular reaction vessel having an ejection device positioned inside said vertical tubular reaction vessel for promoting the agitation of the reaction medium; a separation device positioned in a top part of said vertical tubular reaction vessel for enabling the separation of a gas-phase from a liquid-phase in a reaction medium; a drawing off device positioned in the top part of said vertical tubular reaction vessel for enabling the drawing off of the reaction product, said drawing off device including a top part connected through a gas pipe to a gas re-cycling pump for feeding back hydrogen to a bottom of the vertical tubular reaction vessel, said bottom part of the vertical tubular reaction vessel connected to a pipe for feeding adiponitrile, a pipe for feeding regenerated catalyst, a pipe for the feeding aqueous solution of an inorganic base, and a pipe for feeding hydrogen; wherein the apparatus includes: