Talk:Pressure exchanger

External links modified (January 2018)
Hello fellow Wikipedians,

I have just modified 2 external links on Pressure exchanger. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20081013000304/http://www.energyrecovery.com/news/pdf/ERDPerformance.pdf to http://www.energyrecovery.com/news/pdf/ERDPerformance.pdf
 * Added tag to http://www.energyrecovery.com/news/pdf/aww_ghalilah_cover_reprint_oct_05.pdf
 * Added tag to http://www.wipo.int/pctdb/en/wo.jsp?IA=WO2006020679&DISPLAY=STATUS
 * Added tag to http://www.wipo.int/pctdb/en/wo.jsp?IA=WO2006020679&DISPLAY=DESC
 * Added tag to http://www.energyrecovery.com/news/documents/ERDsforSWRO.pdf
 * Added tag to http://www.energyrecovery.com/news/pdf/eri_launches_advanced_swro.doc
 * Added archive https://archive.is/20130421173348/http://www.patentstorm.us/patents/7306437-description.html to http://www.patentstorm.us/patents/7306437-description.html

When you have finished reviewing my changes, you may follow the instructions on the template below to fix any issues with the URLs.

Cheers.— InternetArchiveBot  (Report bug) 01:57, 24 January 2018 (UTC)