Comments for PD Pump Fundamentals, Design and Applications (Part One) at http://www.pump-zone.com , comment 1 to 2 out of 2 comments http://www.pump-zone.com Tue, 16 Mar 2010 04:30:12 +0100 FeedCreator 1.7.3 http://www.pump-zone.com/pumps/rotary-pumps/pd-pump-fundamentals-design-and-applications-part-one.html#comment-107 You could always check out Ingersoll Rand's website, they are very descriptive about what type of pump you should use for each job. - Emily Wed, 17 Jun 2009 08:22:03 +0100 http://www.pump-zone.com/pumps/rotary-pumps/pd-pump-fundamentals-design-and-applications-part-one.html#comment-56 how to select PD pump material if use for pumping crude oil? base on api standard. - automobi Sat, 21 Feb 2009 10:36:37 +0100