The Ant target to deploy or install an application (in the form of an .ear file) is:
build installapp
and requires the following options:
The name of the server to install the application on.
The fully qualified name of the .ear file to install.
The name to identify the application when it is installed.
build installapp -Dserver.name=CuramServer -Dear.file=d:/ear/WLS/Curam.ear -Dapplication.name=Curam