The butadiene unit mainly includes the upper tower of the first extractive distillation column, the lower tower of the first extractive distillation column, the stripper, the second extractive distillation column, the alkyne flash tower, the raffinate water washing tower, the butadiene water washing tower, the delighting tower, the de gravity tower, the alkyne water washing tower, the solvent recovery tower, the tail gas washing tower, etc. The main internal components involved include the tray assembly (float valve, tray plate, downcomer plate, receiving tray, liquid seal tray and the corresponding support beam) Oil collecting tank, gas-liquid feed distributor, distribution pipe, bolts, nuts, clips, washers and other fasteners.
● Single, double and four overflow trays - single overflow tray/double overflow tray/four overflow tray/float valve/sieve plate
Add：No. 18, Lijiang Avenue, Langli Town, Changsha County
Tel：+86-731-86808169 / 86808421