Method for treating and recycling fur tanning and dyeing wastewater
A technology for wastewater treatment and water circulation, which is applied in animal processing wastewater treatment, water/sewage treatment, flotation water/sewage treatment, etc. It can solve the problems of neglected circulation and narrow scope, and save wastewater treatment costs and sewage treatment costs. The effect of saving and reducing the difficulty of wastewater treatment
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[0027] The accompanying drawings show embodiments of the present invention, and the embodiments of the present invention will be further described below in conjunction with the accompanying drawings, but it should not be construed as limiting the present invention. The scope of protection of the present invention is based on the contents of the claims. Any basis The replacement of equivalent technical means made in the specification does not depart from the protection scope of the present invention.
[0028] The overall technical idea of this embodiment is as follows: figure 2 shown, including:
[0029] A. Small cycle
[0030] A1. Add small circulation pools respectively in the immersion, re-dipping, degreasing, pickling, tanning, neutralization, washing, retanning and dyeing processes of fur dyeing. After each process is completed, the process operating liquid is introduced into its own small circulation pool through pipelines for filtration, oil separation and sedimenta...
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