Jan 6, 2010 #1 alee72 Chemical Oct 7, 2009 4 0 0 TH How do we determine if the flow generated by a PBT is up-ward pumping or down-ward pumping?
Jan 12, 2010 #2 BenThayer Chemical Jan 9, 2004 218 0 0 US look at the direction of rotation and visualize a threaded bolt. Upvote 0 Downvote