Fuente: WIPO "rice" Curing method and apparatus for curing the lining (4) of a pipe (3) and which comprises a travelling frame (2) for introduction into the pipe (3), a curing device (8) mounted on the frame (2) and operative to cure the inner wall of the lining during travel of the frame along the pipe, and a fluid pressure driven propelling device (11) connected to the frame (2) and operative, upon application of fluid pressure to the pipe, to pull the frame along the pipe.