Patent ID: 8707893

Claim:
A substrate treatment system comprising a plurality of treatment apparatuses treating a substrate, a position adjustment apparatus adjusting a center position of the substrate, a substrate transfer apparatus transferring the substrate to said treatment apparatuses and said position adjustment apparatus, and a control unit controlling operations of said apparatuses, said substrate transfer apparatus comprising an arm part curved along a peripheral edge portion of the substrate with a radius of curvature larger than a radius of the substrate, and a holding part projecting inward from said arm part and holding a rear surface of the substrate, without contacting a side surface of the substrate, said position adjustment apparatus comprising a mounting table which holds a central portion of the rear surface of the substrate and is rotatable and horizontally movable, wherein said control unit is configured to control said mounting table to rotate and horizontally move such that the center position of the substrate held on said mounting table is aligned with a center position of said arm part.