Alcoa, Point Comfort, Texas
Flush the lines
Tom Squires, aseptic production supervisor
Abbott Laboratories, Rocky Mount, N.C.
Change the pump type
Vann Raley, director of technical services
Mobile Process Technology, Memphis, Tenn.
Control solids content
W.E. (Red) Lewis, production manager
Wright Corp., Riegelwoo, N.C.
Use a rotary valve or density device
Tom Williams, senior technical manager
Honeywell, Colonial Heights, Va.
Minimize dead leg and recirculate
G.C. Shah, environmental engineer/industrial hygienist
ATOFINA Petrochemicals Inc., LaPorte, Texas
Use a valve stop
Chuck Stewart, ACT engineering team lead
BP Exploration, Alaska
Ev Scherrer, vice president of technical services
Rea Magnet Wire Co. Inc., Lafayette, Ind.
Use an air-operated diaphragm pump
James Loar, engineering group leader
Ciba Specialty Chemicals, Newport, Del.
Resize the pump or valve
Ron Johnson, process engineer
Alpharma Pharmaceuticals, Baltimore
Use a rotary valve
Jim Darby, process design engineer
Bayer Polymers, Sarnia, Ontario