▎ 摘　　要

NOVELTY - Device comprises an adsorption filtering device (1), an adsorption device (2), a filtering device (3) and graphene recycling device. The inner part of the adsorption filtering device is provided with a stirrer (5), an adsorption filling material (6) and multiple micropores (7). The filtering device is connected with the bottom of the adsorption filtering device. The side surface of the adsorption filtering device is provided with an adsorption material inlet (8). USE - The device is useful for recycling wastewater in a graphene preparation process. ADVANTAGE - The method solves the processing problem of the ink wastewater, waste acid and recycling graphene, reduces the cost, saves water resource, realizes the low cost, low consumption, energy-saving and emission-reducing, and environmentally-friendly. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for recycling wastewater in a graphene preparation process DESCRIPTION OF DRAWING(S) - The drawing shows a structure schematic diagram of the method and device for recycling waste water graphene the preparation technique. Adsorption filtering device (1) Adsorption device (2) Filtering device (3) Graphene liquid recycling device (4) Stirrer (5) Adsorption filling material (6) Micro-pore (7) Adsorption material inlet (8) Primary filter (9) Secondary filter (10) Drying mechanism (14) Filter (15)