. See Wikipedia:Requesting copyright permission for instructions.
If a note on the original website states that it is licensed under the CC-BY-SA license, leave a note at Talk:Industrial filters with a link to where we can find that note. 
If you hold the copyright to the material: send an e-mail from an address associated with the original publication to  or a postal message to the Wikimedia Foundation permitting re-use under the CC-BY-SA and GFDL, and note that you have done so on Talk:Industrial filters.

However, for textual content, you may simply consider rewriting the content in your own words.  While contributions are appreciated, Wikipedia must require all contributors to understand and comply with its copyright policy. Wikipedia takes copyright concerns very seriously, and persistent violators will be blocked from editing.  Thank you.