Copper recovery system of printed board acid etching waste solution and etching solution regeneration method
A technology of etching waste liquid and recovery system, which is applied to the improvement of process efficiency, photography technology, instruments, etc., and can solve the problems of high risk, large basic investment, and high production and operation costs
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[0021] Further details will be given below in conjunction with the preferred embodiments shown in the accompanying drawings.
[0022] Such as figure 1 As shown, it is a schematic plan view of the recovery system structure of the embodiment of the present invention, and a copper recovery system for acidic etching waste liquid of printed boards is provided. The system includes an electrolytic cell 1, a solid-liquid separation device 2, and a current control device ( not shown) and catholyte storage tank 3, the current control device and electrolyzer 1 electrode plate (not shown in the figure) are connected together using wires, solid-liquid separation device 2 and catholyte storage tank 3 and electrolyzer 1 also pass The pipelines are connected together, and the electrolytic cell 1 is divided into a cathode chamber 7 and an anode chamber 8 by an ion diaphragm, and a cathode plate and an anode plate (not shown in the figure) are respectively arranged in the cathode chamber 7 and ...
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