摘要 |
The invention relates to a process for the dyeing of textile material in batches with process liquid conveyed in circuit, a treatment of the process liquid taking place after each batch, and to an apparatus for carrying out the process, with a circuit for process liquid and with a collecting tank for spent dye liquor. The apparatus possesses, in the circuit of the collecting tanks, a metering device for precipitating agents, and arranged downstream of the collecting tank and upstream of the dye vat is a separating device for spent precipitating agent and preferably a storage tank for treated process liquid.
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