Valve Desktop Reference
Published as a supplement to the January 1999 issue, this is a 48 page concise reference on valves.
Case histories on foundry's valve maintenance problems fluttering away after installing new butterfly valve, chemical producer shifts course with automated diverter valves, and airlock feeders working under pressure.
Finding and fixing common rotary airlock valve problems
Product summary and resource literature on valves
Product capabilities charts comparing various rotary, diverter, and on-off valves
No one involved with valves should be without this valuable reference.