| CPC B08B 9/093 (2013.01) [B08B 3/022 (2013.01); G03F 7/168 (2013.01); B08B 2203/027 (2013.01); B08B 2209/08 (2013.01)] | 17 Claims |

|
1. A substrate treating apparatus comprising:
a spin chuck supporting a substrate;
a rinse liquid supply unit supplying a rinse liquid;
a first bowl including an inclined surface inclined downward in an outward direction of the spin chuck; and
a guide part provided on the inclined surface of the first bowl so as to form a spiral surrounding the spin chuck and guiding a flow of the rinse liquid along the spiral.
|