The 27-year-old has been on trial at St Andrews after cancelling his contract at Real Mallorca.
Lopez also had a trial at Portsmouth last summer.
It is expected that the former Real Madrid winger will sign a three-year contract with the Blues.
The 27-year-old has been on trial at St Andrews after cancelling his contract at Real Mallorca.
Lopez also had a trial at Portsmouth last summer.
It is expected that the former Real Madrid winger will sign a three-year contract with the Blues.
