process yer loops then just drag em from the arrange window into halion... bobs yer uncle all in time and ready to rumble
it'll take you about 2 mins to do the lot and then you can filter it about real easy etc..

if yer going to do this a great effect is to chop up a loop (say chop a bar into 4 bits), slap it into halion with a different chop on each key then stick a delay on the sampler out and play arround with the arrangement - you can get some wiked effects like dis