You should be able to import the processes just fine (the files that end in the .rmp extension) but from a version that old, you may find that many of the operators have been deprecated, so you will need to review them carefully and you might need to rebuild parts of them to work properly.
You should be able to import the processes just fine (the files that end in the .rmp extension) but from a version that old, you may find that many of the operators have been deprecated, so you will need to review them carefully and you might need to rebuild parts of them to work properly.