This free recovery tool
is exactly what you are looking for:http://www.squidoo.com/change-raw-to-ntfs-without-any-data-loss
I have tried this free one to retrieve my inaccessible data from the RAW drive. It won't let you down. Go try it!
Actually, RAW drive issue id quite a common problem. You could easily change the RAW into NTFS by re-formatting it. But for the safety of your files, you do need a recovery program to help you.
1. Stop using this drive immediately to avoid overwriting the original data, which can make your data gone permanently.
2. Save your recovered files on a different storage device in case of recovery failure.
3. Do not forget to format your drive to see whether it will work again.
4. Back up you data in the future in case of similar problem.