Closed-loop Supply Chain Management is one of the most important concepts to realize a sustainable economy. Thereby the con guration of procurement networks for secondary raw materials is a key factor. The underlying decision problem can be classi ed as a SNP integrating a continuous location search and a technology selection. The presented framework suggests a structured procedure including a hybrid system. Thereby the hybrid system optimizes the con guration by combining a CPLEX solved MIP-Formulation with a heuristic local search approach. The framework is applied to the paper industry.

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