Oil and Gas and Petroleum plants design oriented books and softwares forum websites
Just click or copy then register it then use this forums its very useful for Mechanical desigen engineers
http://www.egpet.net/vb/
http://forum.lavteam.net/index.php
http://www.guflox.info/
www.filecrop.com
http://forum.civilea.com/
http://www.damasgate.com/vb/f10-2.html
http://www.arab-eng.org/vb/t158697.html