Generally such columns are proprietary product and I don't think you will be able to get the detailed information for the fabrication. However, you can get article on the principles of columns and you could try to make your own column based on your experiments and efforts.
You may have figured it out by now but, if that is not the case, have a look at the following paper. It uses paper colums as an alternative to silica columns: Article Filter paper-based spin column method for cost-efficient DNA...