Title: Combined type processing method for waste printed wiring board
Application Number: 200610113110 Application Date: 2006.09.15
Publication Number: 1919483 Publication Date: 2007.02.28
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: B09B3/00
Applicant(s) Name: Tsinghua University Address:
Inventor(s) Name: Li Jinhui;Yu Keli
Attorney & Agent:
Abstract:
    The invention discloses a combined disposing method of waste printing circuit board in the resource utilizing domain, which comprises the following steps: predisposing waste circuit board through vacuum low-temperature pyrolytic technology at 235-250 deg.c, adopting cutting typed grinder to grind the circuit board, sieving the grinded product, separating the copper in the product from glass fiber, extracting the tail gas through vacuum pump less than 1000Pa, adsorbing through activated charcoal to eliminating pollution.
Time: 14